DCH / Dauch Corporation - SEC-Einreichungen, Jahresbericht, Proxy Statement

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EXHIBIT 1.01 DAUCH CORPORATION CONFLICT MINERALS REPORT Year End December 31, 2025 Introduction This document, constituting Exhibit 1.01 to Form SD of Dauch Corporation and its subsidiaries (collectively, the “Company” or “Dauch”), for calendar year 2025, is the Company’s Conflict Minerals Report (“CMR”) in accordance with Rule 13p-1 under the Securities Exchange Act of 1934. Dauch is an SEC Issue

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT DAUCH CORPORATION (Exact Name of Registrant as Specified in Its Charter)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT DAUCH CORPORATION (Exact Name of Registrant as Specified in Its Charter) Delaware 1-14303 38-3161171 (State or Other Jurisdiction of Incorporation or Organization) (Commission File Number) (I.R.S. Employer Identification No.) One Dauch Drive, Detroit, Michigan 48211-1198 (Address of Princi

Dauch Corporation 2026 Inducement Omnibus Incentive Plan Performance Share Award Agreement

Dauch Corporation 2026 Inducement Omnibus Incentive Plan Performance Share Award Agreement You have been selected to receive a grant of Performance Shares under the Dauch Corporation 2026 Inducement Omnibus Incentive Plan as stated below: Participant: [●] Grant Date: [●] Number of Performance Shares (Target Award Opportunity): [●] Performance Period: February 3, 2026, to March 31, 2029 Final Acceptance Date: [●] THIS AWARD AGREEMENT (the “Agreement”), is made effective as of the Grant Date (shown above) between Dauch Corporation, formerly known as American Axle & Manufacturing Holdings, Inc.

DAUCH CORPORATION

EXHIBIT 22 - SUBSIDIARY GUARANTORS AND ISSUERS OF GUARANTEED SECURITIES DAUCH CORPORATION Our 6.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): May 8, 2026 DAUCH CORPORATION (Exac

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): May 8, 2026 DAUCH CORPORATION (Exact Name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 1-14303 38-3161171 (Commission File Number) (IRS Employer Identification No.

Amended and Restated Dauch Corporation 2018 Omnibus Incentive Plan Performance Share Award Agreement

Amended and Restated Dauch Corporation 2018 Omnibus Incentive Plan Performance Share Award Agreement You have been selected to receive a grant of Performance Shares under the Dauch Corporation Amended and Restated 2018 Omnibus Incentive Plan as stated below: Participant: [●] Grant Date: [●] Number of Performance Shares (Target Award Opportunity): [●] Performance Period: February 3, 2026, to March 31, 2029 Final Acceptance Date: [●] THIS AWARD AGREEMENT (the “Agreement”), is made effective as of the Grant Date (shown above) between Dauch Corporation, formerly known as American Axle & Manufacturing Holdings, Inc.

Dauch Reports First Quarter 2026 Financial Results Positive Momentum With The Dowlais Acquisition

Dauch Reports First Quarter 2026 Financial Results Positive Momentum With The Dowlais Acquisition DETROIT, May 8, 2026 - Dauch Corporation ("Dauch") (NYSE: DCH; LSE: DCH) today reported its financial results for the first quarter 2026.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2026 or ☐ TRANSITION REPORT PURSUANT

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2026 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 1-14303 DAUCH CORPORATION (Exa

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K/A CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported):April 29, 2026 DAUCH CORPORATION (

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K/A CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported):April 29, 2026 DAUCH CORPORATION (Exact Name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 1-14303 38-3161171 (Commission File Number) (IRS Employer Identification No.

securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to

Exhibit 25.1 securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to Section 305(b)(2) ¨ U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION (Exact name of Trustee as specified in its charter) 91-1821036 I.R.S. E

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.15 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”) on behalf

securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to

Exhibit 25.1 securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to Section 305(b)(2) ¨ U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION (Exact name of Trustee as specified in its charter) 91-1821036 I.R.S. E

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.16 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”), on behalf

Security Type

Calculation of Filing Fee Tables S-3 Dauch Corp Table 1: Newly Registered and Carry Forward Securities ☐Not Applicable Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Effective Date Filing Fee Previously Paid in Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to be Paid 1 Equity Common stock 457(r) 0.

Security Type

Calculation of Filing Fee Tables S-3 Dauch Corp Table 1: Newly Registered and Carry Forward Securities ☐Not Applicable Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Effective Date Filing Fee Previously Paid in Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to be Paid 1 Equity Common stock 457(r) 0.

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.16 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”), on behalf

securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to

Exhibit 25.1 securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to Section 305(b)(2) ¨ U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION (Exact name of Trustee as specified in its charter) 91-1821036 I.R.S. E

As filed with the Securities and Exchange Commission on May 1, 2026

TABLE OF CONTENTS As filed with the Securities and Exchange Commission on May 1, 2026 Registration No.

FIFTH SUPPLEMENTAL INDENTURE

Exhibit 4.14 FIFTH SUPPLEMENTAL INDENTURE FIFTH SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among American Axle & Manufacturing, Inc., a Delaware corporation (the “Company”), the entities listed on Schedule A hereto (the “Guaranteeing Subsidiaries”), Dauch Corporation (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (“Dauch”), the

securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to

Exhibit 25.1 securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to Section 305(b)(2) ¨ U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION (Exact name of Trustee as specified in its charter) 91-1821036 I.R.S. E

Security Type

Calculation of Filing Fee Tables S-3 Dauch Corp Table 1: Newly Registered and Carry Forward Securities ☐Not Applicable Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Effective Date Filing Fee Previously Paid in Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to be Paid 1 Equity Common stock 457(r) 0.

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.16 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”), on behalf

Security Type

Calculation of Filing Fee Tables S-3 Dauch Corp Table 1: Newly Registered and Carry Forward Securities ☐Not Applicable Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Effective Date Filing Fee Previously Paid in Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to be Paid 1 Equity Common stock 457(r) 0.

FIFTH SUPPLEMENTAL INDENTURE

Exhibit 4.14 FIFTH SUPPLEMENTAL INDENTURE FIFTH SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among American Axle & Manufacturing, Inc., a Delaware corporation (the “Company”), the entities listed on Schedule A hereto (the “Guaranteeing Subsidiaries”), Dauch Corporation (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (“Dauch”), the

As filed with the Securities and Exchange Commission on May 1, 2026

TABLE OF CONTENTS As filed with the Securities and Exchange Commission on May 1, 2026 Registration No.

FIFTH SUPPLEMENTAL INDENTURE

Exhibit 4.14 FIFTH SUPPLEMENTAL INDENTURE FIFTH SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among American Axle & Manufacturing, Inc., a Delaware corporation (the “Company”), the entities listed on Schedule A hereto (the “Guaranteeing Subsidiaries”), Dauch Corporation (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (“Dauch”), the

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.16 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”), on behalf

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.15 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”) on behalf

securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to

Exhibit 25.1 securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to Section 305(b)(2) ¨ U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION (Exact name of Trustee as specified in its charter) 91-1821036 I.R.S. E

Security Type

Calculation of Filing Fee Tables S-3 Dauch Corp Table 1: Newly Registered and Carry Forward Securities ☐Not Applicable Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Effective Date Filing Fee Previously Paid in Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to be Paid 1 Equity Common stock 457(r) 0.

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.15 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”) on behalf

FIFTH SUPPLEMENTAL INDENTURE

Exhibit 4.14 FIFTH SUPPLEMENTAL INDENTURE FIFTH SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among American Axle & Manufacturing, Inc., a Delaware corporation (the “Company”), the entities listed on Schedule A hereto (the “Guaranteeing Subsidiaries”), Dauch Corporation (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (“Dauch”), the

As filed with the Securities and Exchange Commission on May 1, 2026

TABLE OF CONTENTS As filed with the Securities and Exchange Commission on May 1, 2026 Registration No.

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.16 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”), on behalf

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.16 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”), on behalf

Security Type

Calculation of Filing Fee Tables S-3 Dauch Corp Table 1: Newly Registered and Carry Forward Securities ☐Not Applicable Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Effective Date Filing Fee Previously Paid in Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to be Paid 1 Equity Common stock 457(r) 0.

securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to

Exhibit 25.1 securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to Section 305(b)(2) ¨ U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION (Exact name of Trustee as specified in its charter) 91-1821036 I.R.S. E

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.15 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”) on behalf

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.15 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”) on behalf

securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to

Exhibit 25.1 securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to Section 305(b)(2) ¨ U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION (Exact name of Trustee as specified in its charter) 91-1821036 I.R.S. E

As filed with the Securities and Exchange Commission on May 1, 2026

TABLE OF CONTENTS As filed with the Securities and Exchange Commission on May 1, 2026 Registration No.

As filed with the Securities and Exchange Commission on May 1, 2026

TABLE OF CONTENTS As filed with the Securities and Exchange Commission on May 1, 2026 Registration No.

Security Type

Calculation of Filing Fee Tables S-3 Dauch Corp Table 1: Newly Registered and Carry Forward Securities ☐Not Applicable Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Effective Date Filing Fee Previously Paid in Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to be Paid 1 Equity Common stock 457(r) 0.

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.16 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”), on behalf

Security Type

Calculation of Filing Fee Tables S-3 Dauch Corp Table 1: Newly Registered and Carry Forward Securities ☐Not Applicable Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Effective Date Filing Fee Previously Paid in Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to be Paid 1 Equity Common stock 457(r) 0.

Security Type

Calculation of Filing Fee Tables S-3 Dauch Corp Table 1: Newly Registered and Carry Forward Securities ☐Not Applicable Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Effective Date Filing Fee Previously Paid in Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to be Paid 1 Equity Common stock 457(r) 0.

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.15 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”) on behalf

securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to

Exhibit 25.1 securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to Section 305(b)(2) ¨ U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION (Exact name of Trustee as specified in its charter) 91-1821036 I.R.S. E

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.15 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”) on behalf

Security Type

Calculation of Filing Fee Tables S-3 Dauch Corp Table 1: Newly Registered and Carry Forward Securities ☐Not Applicable Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Effective Date Filing Fee Previously Paid in Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to be Paid 1 Equity Common stock 457(r) 0.

Security Type

Calculation of Filing Fee Tables S-3 Dauch Corp Table 1: Newly Registered and Carry Forward Securities ☐Not Applicable Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Effective Date Filing Fee Previously Paid in Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to be Paid 1 Equity Common stock 457(r) 0.

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.16 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”), on behalf

Security Type

Calculation of Filing Fee Tables S-3 Dauch Corp Table 1: Newly Registered and Carry Forward Securities ☐Not Applicable Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Effective Date Filing Fee Previously Paid in Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to be Paid 1 Equity Common stock 457(r) 0.

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.16 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”), on behalf

FIFTH SUPPLEMENTAL INDENTURE

Exhibit 4.14 FIFTH SUPPLEMENTAL INDENTURE FIFTH SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among American Axle & Manufacturing, Inc., a Delaware corporation (the “Company”), the entities listed on Schedule A hereto (the “Guaranteeing Subsidiaries”), Dauch Corporation (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (“Dauch”), the

FIFTH SUPPLEMENTAL INDENTURE

Exhibit 4.14 FIFTH SUPPLEMENTAL INDENTURE FIFTH SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among American Axle & Manufacturing, Inc., a Delaware corporation (the “Company”), the entities listed on Schedule A hereto (the “Guaranteeing Subsidiaries”), Dauch Corporation (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (“Dauch”), the

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.16 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”), on behalf

As filed with the Securities and Exchange Commission on May 1, 2026

TABLE OF CONTENTS As filed with the Securities and Exchange Commission on May 1, 2026 Registration No.

As filed with the Securities and Exchange Commission on May 1, 2026

TABLE OF CONTENTS As filed with the Securities and Exchange Commission on May 1, 2026 Registration No.

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.15 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”) on behalf

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.15 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”) on behalf

securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to

Exhibit 25.1 securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to Section 305(b)(2) ¨ U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION (Exact name of Trustee as specified in its charter) 91-1821036 I.R.S. E

FIFTH SUPPLEMENTAL INDENTURE

Exhibit 4.14 FIFTH SUPPLEMENTAL INDENTURE FIFTH SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among American Axle & Manufacturing, Inc., a Delaware corporation (the “Company”), the entities listed on Schedule A hereto (the “Guaranteeing Subsidiaries”), Dauch Corporation (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (“Dauch”), the

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.16 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”), on behalf

securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to

Exhibit 25.1 securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to Section 305(b)(2) ¨ U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION (Exact name of Trustee as specified in its charter) 91-1821036 I.R.S. E

As filed with the Securities and Exchange Commission on May 1, 2026

TABLE OF CONTENTS As filed with the Securities and Exchange Commission on May 1, 2026 Registration No.

Security Type

Calculation of Filing Fee Tables S-3 Dauch Corp Table 1: Newly Registered and Carry Forward Securities ☐Not Applicable Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Effective Date Filing Fee Previously Paid in Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to be Paid 1 Equity Common stock 457(r) 0.

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.16 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”), on behalf

securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to

Exhibit 25.1 securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to Section 305(b)(2) ¨ U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION (Exact name of Trustee as specified in its charter) 91-1821036 I.R.S. E

FIFTH SUPPLEMENTAL INDENTURE

Exhibit 4.14 FIFTH SUPPLEMENTAL INDENTURE FIFTH SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among American Axle & Manufacturing, Inc., a Delaware corporation (the “Company”), the entities listed on Schedule A hereto (the “Guaranteeing Subsidiaries”), Dauch Corporation (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (“Dauch”), the

FIFTH SUPPLEMENTAL INDENTURE

Exhibit 4.14 FIFTH SUPPLEMENTAL INDENTURE FIFTH SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among American Axle & Manufacturing, Inc., a Delaware corporation (the “Company”), the entities listed on Schedule A hereto (the “Guaranteeing Subsidiaries”), Dauch Corporation (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (“Dauch”), the

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.16 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”), on behalf

As filed with the Securities and Exchange Commission on May 1, 2026

TABLE OF CONTENTS As filed with the Securities and Exchange Commission on May 1, 2026 Registration No.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported):April 29, 2026 DAUCH CORPORATION (Ex

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported):April 29, 2026 DAUCH CORPORATION (Exact Name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 1-14303 38-3161171 (Commission File Number) (IRS Employer Identification No.

As filed with the Securities and Exchange Commission on May 1, 2026

TABLE OF CONTENTS As filed with the Securities and Exchange Commission on May 1, 2026 Registration No.

FIFTH SUPPLEMENTAL INDENTURE

Exhibit 4.14 FIFTH SUPPLEMENTAL INDENTURE FIFTH SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among American Axle & Manufacturing, Inc., a Delaware corporation (the “Company”), the entities listed on Schedule A hereto (the “Guaranteeing Subsidiaries”), Dauch Corporation (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (“Dauch”), the

FIFTH SUPPLEMENTAL INDENTURE

Exhibit 4.14 FIFTH SUPPLEMENTAL INDENTURE FIFTH SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among American Axle & Manufacturing, Inc., a Delaware corporation (the “Company”), the entities listed on Schedule A hereto (the “Guaranteeing Subsidiaries”), Dauch Corporation (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (“Dauch”), the

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.16 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”), on behalf

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.15 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”) on behalf

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.15 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”) on behalf

As filed with the Securities and Exchange Commission on May 1, 2026

TABLE OF CONTENTS As filed with the Securities and Exchange Commission on May 1, 2026 Registration No.

As filed with the Securities and Exchange Commission on May 1, 2026

TABLE OF CONTENTS As filed with the Securities and Exchange Commission on May 1, 2026 Registration No.

FIFTH SUPPLEMENTAL INDENTURE

Exhibit 4.14 FIFTH SUPPLEMENTAL INDENTURE FIFTH SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among American Axle & Manufacturing, Inc., a Delaware corporation (the “Company”), the entities listed on Schedule A hereto (the “Guaranteeing Subsidiaries”), Dauch Corporation (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (“Dauch”), the

securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to

Exhibit 25.1 securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to Section 305(b)(2) ¨ U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION (Exact name of Trustee as specified in its charter) 91-1821036 I.R.S. E

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.16 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”), on behalf

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.15 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”) on behalf

As filed with the Securities and Exchange Commission on May 1, 2026

TABLE OF CONTENTS As filed with the Securities and Exchange Commission on May 1, 2026 Registration No.

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.15 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”) on behalf

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.16 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”), on behalf

As filed with the Securities and Exchange Commission on May 1, 2026

TABLE OF CONTENTS As filed with the Securities and Exchange Commission on May 1, 2026 Registration No.

Security Type

Calculation of Filing Fee Tables S-3 Dauch Corp Table 1: Newly Registered and Carry Forward Securities ☐Not Applicable Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Effective Date Filing Fee Previously Paid in Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to be Paid 1 Equity Common stock 457(r) 0.

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.15 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”) on behalf

Security Type

Calculation of Filing Fee Tables S-3 Dauch Corp Table 1: Newly Registered and Carry Forward Securities ☐Not Applicable Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Effective Date Filing Fee Previously Paid in Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to be Paid 1 Equity Common stock 457(r) 0.

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.15 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”) on behalf

FIFTH SUPPLEMENTAL INDENTURE

Exhibit 4.14 FIFTH SUPPLEMENTAL INDENTURE FIFTH SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among American Axle & Manufacturing, Inc., a Delaware corporation (the “Company”), the entities listed on Schedule A hereto (the “Guaranteeing Subsidiaries”), Dauch Corporation (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (“Dauch”), the

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.16 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”), on behalf

Security Type

Calculation of Filing Fee Tables S-3 Dauch Corp Table 1: Newly Registered and Carry Forward Securities ☐Not Applicable Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Effective Date Filing Fee Previously Paid in Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to be Paid 1 Equity Common stock 457(r) 0.

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.15 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”) on behalf

Security Type

Calculation of Filing Fee Tables S-3 Dauch Corp Table 1: Newly Registered and Carry Forward Securities ☐Not Applicable Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Effective Date Filing Fee Previously Paid in Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to be Paid 1 Equity Common stock 457(r) 0.

As filed with the Securities and Exchange Commission on May 1, 2026

TABLE OF CONTENTS As filed with the Securities and Exchange Commission on May 1, 2026 Registration No.

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.16 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”), on behalf

FIFTH SUPPLEMENTAL INDENTURE

Exhibit 4.14 FIFTH SUPPLEMENTAL INDENTURE FIFTH SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among American Axle & Manufacturing, Inc., a Delaware corporation (the “Company”), the entities listed on Schedule A hereto (the “Guaranteeing Subsidiaries”), Dauch Corporation (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (“Dauch”), the

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.16 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”), on behalf

Security Type

Calculation of Filing Fee Tables S-3 Dauch Corp Table 1: Newly Registered and Carry Forward Securities ☐Not Applicable Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Effective Date Filing Fee Previously Paid in Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to be Paid 1 Equity Common stock 457(r) 0.

Security Type

Calculation of Filing Fee Tables S-3 Dauch Corp Table 1: Newly Registered and Carry Forward Securities ☐Not Applicable Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Effective Date Filing Fee Previously Paid in Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to be Paid 1 Equity Common stock 457(r) 0.

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.15 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”) on behalf

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.16 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”), on behalf

securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to

Exhibit 25.1 securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to Section 305(b)(2) ¨ U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION (Exact name of Trustee as specified in its charter) 91-1821036 I.R.S. E

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.16 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”), on behalf

securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to

Exhibit 25.1 securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to Section 305(b)(2) ¨ U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION (Exact name of Trustee as specified in its charter) 91-1821036 I.R.S. E

Security Type

Calculation of Filing Fee Tables S-3 Dauch Corp Table 1: Newly Registered and Carry Forward Securities ☐Not Applicable Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Effective Date Filing Fee Previously Paid in Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to be Paid 1 Equity Common stock 457(r) 0.

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.16 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”), on behalf

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.15 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”) on behalf

As filed with the Securities and Exchange Commission on May 1, 2026

TABLE OF CONTENTS As filed with the Securities and Exchange Commission on May 1, 2026 Registration No.

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.15 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”) on behalf

securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to

Exhibit 25.1 securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to Section 305(b)(2) ¨ U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION (Exact name of Trustee as specified in its charter) 91-1821036 I.R.S. E

securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to

Exhibit 25.1 securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to Section 305(b)(2) ¨ U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION (Exact name of Trustee as specified in its charter) 91-1821036 I.R.S. E

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.15 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”) on behalf

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.15 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”) on behalf

FIFTH SUPPLEMENTAL INDENTURE

Exhibit 4.14 FIFTH SUPPLEMENTAL INDENTURE FIFTH SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among American Axle & Manufacturing, Inc., a Delaware corporation (the “Company”), the entities listed on Schedule A hereto (the “Guaranteeing Subsidiaries”), Dauch Corporation (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (“Dauch”), the

Security Type

Calculation of Filing Fee Tables S-3 Dauch Corp Table 1: Newly Registered and Carry Forward Securities ☐Not Applicable Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Effective Date Filing Fee Previously Paid in Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to be Paid 1 Equity Common stock 457(r) 0.

securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to

Exhibit 25.1 securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to Section 305(b)(2) ¨ U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION (Exact name of Trustee as specified in its charter) 91-1821036 I.R.S. E

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.15 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”) on behalf

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.15 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”) on behalf

As filed with the Securities and Exchange Commission on May 1, 2026

TABLE OF CONTENTS As filed with the Securities and Exchange Commission on May 1, 2026 Registration No.

FIFTH SUPPLEMENTAL INDENTURE

Exhibit 4.14 FIFTH SUPPLEMENTAL INDENTURE FIFTH SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among American Axle & Manufacturing, Inc., a Delaware corporation (the “Company”), the entities listed on Schedule A hereto (the “Guaranteeing Subsidiaries”), Dauch Corporation (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (“Dauch”), the

As filed with the Securities and Exchange Commission on May 1, 2026

TABLE OF CONTENTS As filed with the Securities and Exchange Commission on May 1, 2026 Registration No.

As filed with the Securities and Exchange Commission on May 1, 2026

TABLE OF CONTENTS As filed with the Securities and Exchange Commission on May 1, 2026 Registration No.

As filed with the Securities and Exchange Commission on May 1, 2026

TABLE OF CONTENTS As filed with the Securities and Exchange Commission on May 1, 2026 Registration No.

FIFTH SUPPLEMENTAL INDENTURE

Exhibit 4.14 FIFTH SUPPLEMENTAL INDENTURE FIFTH SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among American Axle & Manufacturing, Inc., a Delaware corporation (the “Company”), the entities listed on Schedule A hereto (the “Guaranteeing Subsidiaries”), Dauch Corporation (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (“Dauch”), the

securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to

Exhibit 25.1 securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to Section 305(b)(2) ¨ U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION (Exact name of Trustee as specified in its charter) 91-1821036 I.R.S. E

securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to

Exhibit 25.1 securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to Section 305(b)(2) ¨ U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION (Exact name of Trustee as specified in its charter) 91-1821036 I.R.S. E

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.16 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”), on behalf

securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to

Exhibit 25.1 securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to Section 305(b)(2) ¨ U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION (Exact name of Trustee as specified in its charter) 91-1821036 I.R.S. E

FIFTH SUPPLEMENTAL INDENTURE

Exhibit 4.14 FIFTH SUPPLEMENTAL INDENTURE FIFTH SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among American Axle & Manufacturing, Inc., a Delaware corporation (the “Company”), the entities listed on Schedule A hereto (the “Guaranteeing Subsidiaries”), Dauch Corporation (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (“Dauch”), the

FIFTH SUPPLEMENTAL INDENTURE

Exhibit 4.14 FIFTH SUPPLEMENTAL INDENTURE FIFTH SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among American Axle & Manufacturing, Inc., a Delaware corporation (the “Company”), the entities listed on Schedule A hereto (the “Guaranteeing Subsidiaries”), Dauch Corporation (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (“Dauch”), the

As filed with the Securities and Exchange Commission on May 1, 2026

TABLE OF CONTENTS As filed with the Securities and Exchange Commission on May 1, 2026 Registration No.

FIFTH SUPPLEMENTAL INDENTURE

Exhibit 4.14 FIFTH SUPPLEMENTAL INDENTURE FIFTH SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among American Axle & Manufacturing, Inc., a Delaware corporation (the “Company”), the entities listed on Schedule A hereto (the “Guaranteeing Subsidiaries”), Dauch Corporation (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (“Dauch”), the

As filed with the Securities and Exchange Commission on May 1, 2026

TABLE OF CONTENTS As filed with the Securities and Exchange Commission on May 1, 2026 Registration No.

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.15 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”) on behalf

Security Type

Calculation of Filing Fee Tables S-3 Dauch Corp Table 1: Newly Registered and Carry Forward Securities ☐Not Applicable Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Effective Date Filing Fee Previously Paid in Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to be Paid 1 Equity Common stock 457(r) 0.

Security Type

Calculation of Filing Fee Tables S-3 Dauch Corp Table 1: Newly Registered and Carry Forward Securities ☐Not Applicable Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Effective Date Filing Fee Previously Paid in Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to be Paid 1 Equity Common stock 457(r) 0.

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.16 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”), on behalf

securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to

Exhibit 25.1 securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to Section 305(b)(2) ¨ U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION (Exact name of Trustee as specified in its charter) 91-1821036 I.R.S. E

As filed with the Securities and Exchange Commission on May 1, 2026

TABLE OF CONTENTS As filed with the Securities and Exchange Commission on May 1, 2026 Registration No.

FIFTH SUPPLEMENTAL INDENTURE

Exhibit 4.14 FIFTH SUPPLEMENTAL INDENTURE FIFTH SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among American Axle & Manufacturing, Inc., a Delaware corporation (the “Company”), the entities listed on Schedule A hereto (the “Guaranteeing Subsidiaries”), Dauch Corporation (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (“Dauch”), the

securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to

Exhibit 25.1 securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to Section 305(b)(2) ¨ U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION (Exact name of Trustee as specified in its charter) 91-1821036 I.R.S. E

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.16 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”), on behalf

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.15 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”) on behalf

securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to

Exhibit 25.1 securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to Section 305(b)(2) ¨ U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION (Exact name of Trustee as specified in its charter) 91-1821036 I.R.S. E

FIFTH SUPPLEMENTAL INDENTURE

Exhibit 4.14 FIFTH SUPPLEMENTAL INDENTURE FIFTH SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among American Axle & Manufacturing, Inc., a Delaware corporation (the “Company”), the entities listed on Schedule A hereto (the “Guaranteeing Subsidiaries”), Dauch Corporation (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (“Dauch”), the

FIFTH SUPPLEMENTAL INDENTURE

Exhibit 4.14 FIFTH SUPPLEMENTAL INDENTURE FIFTH SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among American Axle & Manufacturing, Inc., a Delaware corporation (the “Company”), the entities listed on Schedule A hereto (the “Guaranteeing Subsidiaries”), Dauch Corporation (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (“Dauch”), the

FIFTH SUPPLEMENTAL INDENTURE

Exhibit 4.14 FIFTH SUPPLEMENTAL INDENTURE FIFTH SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among American Axle & Manufacturing, Inc., a Delaware corporation (the “Company”), the entities listed on Schedule A hereto (the “Guaranteeing Subsidiaries”), Dauch Corporation (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (“Dauch”), the

FIFTH SUPPLEMENTAL INDENTURE

Exhibit 4.14 FIFTH SUPPLEMENTAL INDENTURE FIFTH SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among American Axle & Manufacturing, Inc., a Delaware corporation (the “Company”), the entities listed on Schedule A hereto (the “Guaranteeing Subsidiaries”), Dauch Corporation (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (“Dauch”), the

Security Type

Calculation of Filing Fee Tables S-3 Dauch Corp Table 1: Newly Registered and Carry Forward Securities ☐Not Applicable Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Effective Date Filing Fee Previously Paid in Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to be Paid 1 Equity Common stock 457(r) 0.

As filed with the Securities and Exchange Commission on May 1, 2026

TABLE OF CONTENTS As filed with the Securities and Exchange Commission on May 1, 2026 Registration No.

Security Type

Calculation of Filing Fee Tables S-3 Dauch Corp Table 1: Newly Registered and Carry Forward Securities ☐Not Applicable Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Effective Date Filing Fee Previously Paid in Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to be Paid 1 Equity Common stock 457(r) 0.

Security Type

Calculation of Filing Fee Tables S-3 Dauch Corp Table 1: Newly Registered and Carry Forward Securities ☐Not Applicable Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Effective Date Filing Fee Previously Paid in Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to be Paid 1 Equity Common stock 457(r) 0.

As filed with the Securities and Exchange Commission on May 1, 2026

TABLE OF CONTENTS As filed with the Securities and Exchange Commission on May 1, 2026 Registration No.

securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to

Exhibit 25.1 securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to Section 305(b)(2) ¨ U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION (Exact name of Trustee as specified in its charter) 91-1821036 I.R.S. E

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.16 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”), on behalf

As filed with the Securities and Exchange Commission on May 1, 2026

TABLE OF CONTENTS As filed with the Securities and Exchange Commission on May 1, 2026 Registration No.

Security Type

Calculation of Filing Fee Tables S-3 Dauch Corp Table 1: Newly Registered and Carry Forward Securities ☐Not Applicable Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Effective Date Filing Fee Previously Paid in Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to be Paid 1 Equity Common stock 457(r) 0.

FIFTH SUPPLEMENTAL INDENTURE

Exhibit 4.14 FIFTH SUPPLEMENTAL INDENTURE FIFTH SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among American Axle & Manufacturing, Inc., a Delaware corporation (the “Company”), the entities listed on Schedule A hereto (the “Guaranteeing Subsidiaries”), Dauch Corporation (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (“Dauch”), the

As filed with the Securities and Exchange Commission on May 1, 2026

TABLE OF CONTENTS As filed with the Securities and Exchange Commission on May 1, 2026 Registration No.

Security Type

Calculation of Filing Fee Tables S-3 Dauch Corp Table 1: Newly Registered and Carry Forward Securities ☐Not Applicable Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Effective Date Filing Fee Previously Paid in Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to be Paid 1 Equity Common stock 457(r) 0.

FIFTH SUPPLEMENTAL INDENTURE

Exhibit 4.14 FIFTH SUPPLEMENTAL INDENTURE FIFTH SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among American Axle & Manufacturing, Inc., a Delaware corporation (the “Company”), the entities listed on Schedule A hereto (the “Guaranteeing Subsidiaries”), Dauch Corporation (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (“Dauch”), the

securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to

Exhibit 25.1 securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to Section 305(b)(2) ¨ U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION (Exact name of Trustee as specified in its charter) 91-1821036 I.R.S. E

securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to

Exhibit 25.1 securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to Section 305(b)(2) ¨ U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION (Exact name of Trustee as specified in its charter) 91-1821036 I.R.S. E

As filed with the Securities and Exchange Commission on May 1, 2026

TABLE OF CONTENTS As filed with the Securities and Exchange Commission on May 1, 2026 Registration No.

Security Type

Calculation of Filing Fee Tables S-3 Dauch Corp Table 1: Newly Registered and Carry Forward Securities ☐Not Applicable Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Effective Date Filing Fee Previously Paid in Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to be Paid 1 Equity Common stock 457(r) 0.

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.15 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”) on behalf

As filed with the Securities and Exchange Commission on May 1, 2026

TABLE OF CONTENTS As filed with the Securities and Exchange Commission on May 1, 2026 Registration No.

FIFTH SUPPLEMENTAL INDENTURE

Exhibit 4.14 FIFTH SUPPLEMENTAL INDENTURE FIFTH SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among American Axle & Manufacturing, Inc., a Delaware corporation (the “Company”), the entities listed on Schedule A hereto (the “Guaranteeing Subsidiaries”), Dauch Corporation (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (“Dauch”), the

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.16 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”), on behalf

securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to

Exhibit 25.1 securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to Section 305(b)(2) ¨ U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION (Exact name of Trustee as specified in its charter) 91-1821036 I.R.S. E

Security Type

Calculation of Filing Fee Tables S-3 Dauch Corp Table 1: Newly Registered and Carry Forward Securities ☐Not Applicable Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Effective Date Filing Fee Previously Paid in Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to be Paid 1 Equity Common stock 457(r) 0.

FIFTH SUPPLEMENTAL INDENTURE

Exhibit 4.14 FIFTH SUPPLEMENTAL INDENTURE FIFTH SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among American Axle & Manufacturing, Inc., a Delaware corporation (the “Company”), the entities listed on Schedule A hereto (the “Guaranteeing Subsidiaries”), Dauch Corporation (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (“Dauch”), the

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.15 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”) on behalf

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.16 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”), on behalf

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.16 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”), on behalf

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.16 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”), on behalf

As filed with the Securities and Exchange Commission on May 1, 2026

TABLE OF CONTENTS As filed with the Securities and Exchange Commission on May 1, 2026 Registration No.

As filed with the Securities and Exchange Commission on May 1, 2026

TABLE OF CONTENTS As filed with the Securities and Exchange Commission on May 1, 2026 Registration No.

Security Type

Calculation of Filing Fee Tables S-3 Dauch Corp Table 1: Newly Registered and Carry Forward Securities ☐Not Applicable Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Effective Date Filing Fee Previously Paid in Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to be Paid 1 Equity Common stock 457(r) 0.

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.15 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”) on behalf

FIFTH SUPPLEMENTAL INDENTURE

Exhibit 4.14 FIFTH SUPPLEMENTAL INDENTURE FIFTH SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among American Axle & Manufacturing, Inc., a Delaware corporation (the “Company”), the entities listed on Schedule A hereto (the “Guaranteeing Subsidiaries”), Dauch Corporation (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (“Dauch”), the

FIFTH SUPPLEMENTAL INDENTURE

Exhibit 4.14 FIFTH SUPPLEMENTAL INDENTURE FIFTH SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among American Axle & Manufacturing, Inc., a Delaware corporation (the “Company”), the entities listed on Schedule A hereto (the “Guaranteeing Subsidiaries”), Dauch Corporation (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (“Dauch”), the

securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to

Exhibit 25.1 securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to Section 305(b)(2) ¨ U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION (Exact name of Trustee as specified in its charter) 91-1821036 I.R.S. E

securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to

Exhibit 25.1 securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to Section 305(b)(2) ¨ U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION (Exact name of Trustee as specified in its charter) 91-1821036 I.R.S. E

securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to

Exhibit 25.1 securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to Section 305(b)(2) ¨ U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION (Exact name of Trustee as specified in its charter) 91-1821036 I.R.S. E

securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to

Exhibit 25.1 securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to Section 305(b)(2) ¨ U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION (Exact name of Trustee as specified in its charter) 91-1821036 I.R.S. E

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.16 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”), on behalf

securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to

Exhibit 25.1 securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to Section 305(b)(2) ¨ U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION (Exact name of Trustee as specified in its charter) 91-1821036 I.R.S. E

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.15 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”) on behalf

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.16 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”), on behalf

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.15 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”) on behalf

Security Type

Calculation of Filing Fee Tables S-3 Dauch Corp Table 1: Newly Registered and Carry Forward Securities ☐Not Applicable Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Effective Date Filing Fee Previously Paid in Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to be Paid 1 Equity Common stock 457(r) 0.

FIFTH SUPPLEMENTAL INDENTURE

Exhibit 4.14 FIFTH SUPPLEMENTAL INDENTURE FIFTH SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among American Axle & Manufacturing, Inc., a Delaware corporation (the “Company”), the entities listed on Schedule A hereto (the “Guaranteeing Subsidiaries”), Dauch Corporation (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (“Dauch”), the

As filed with the Securities and Exchange Commission on May 1, 2026

TABLE OF CONTENTS As filed with the Securities and Exchange Commission on May 1, 2026 Registration No.

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.15 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”) on behalf

FIRST SUPPLEMENTAL INDENTURE

Exhibit 4.15 FIRST SUPPLEMENTAL INDENTURE FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of March 31, 2026, among the entities listed on Schedule A hereto (the “New Guarantors”), AMERICAN AXLE & MANUFACTURING, INC., a Delaware corporation (the “Issuer”), DAUCH CORPORATION (f/k/a American Axle & Manufacturing Holdings, Inc.), a Delaware corporation (the “Company”) on behalf

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.) Filed by the Registrant ☑ Filed by a Party other than the Registrant  ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Defin

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): April 13, 2026 DAUCH CORPORATION (E

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): April 13, 2026 DAUCH CORPORATION (Exact Name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 1-14303 38-3161171 (Commission File Number) (IRS Employer Identification No.

Revenue(1) from external customers

Exhibit 99.1 INDEPENDENT AUDITOR’S REPORT To the Members of Dowlais Group Limited Opinion We have audited the consolidated financial statements of Dowlais Group Limited and subsidiaries (the “Company”), which comprise the consolidated balance sheets as of December 31, 2025 and 2024 and the related consolidated income statements, consolidated statements of comprehensive income, consolidated stateme

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K/A CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): February 3, 2026 DAUCH CORPORAT

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K/A CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): February 3, 2026 DAUCH CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-14303 38-3161171 (State or other jurisdiction of incorporation) (Commission File

UNAUDITED PRO FORMA CONDENSED COMBINED FINANCIAL INFORMATION (in millions, except per share amounts)

Exhibit 99.2 UNAUDITED PRO FORMA CONDENSED COMBINED FINANCIAL INFORMATION (in millions, except per share amounts) On February 3, 2026, Dauch Corporation (formerly American Axle & Manufacturing Holdings, Inc.) (“we,” “our,” “us,” “Dauch” or “the Company”) completed our previously announced acquisition of Dowlais Group plc (Dowlais) whereby we acquired the entire issued share capital of Dowlais (the

ARS

A ANNUAL REPORT 2025A Dauch Corporation (formerly American Axle & Manufacturing Holdings, Inc.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ý Filed by a Party other than the Registrant o Check the appropriate box: o Preliminary Proxy Statement o Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ý Defi

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant x Filed by a Party other than the Registrant ¨ Check all boxes that apply: ¨ Preliminary Proxy Statement ¨ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ¨ Definitive Proxy Stat

Dauch Reports Fourth Quarter and Full Year 2025 Financial Results Delivers Solid Full Year 2025 Operating Cash Flow

Dauch Reports Fourth Quarter and Full Year 2025 Financial Results Delivers Solid Full Year 2025 Operating Cash Flow DETROIT, February 13, 2026 - Dauch Corporation ("Dauch") (NYSE: DCH; LSE: DCH) today reported its financial results for the fourth quarter and full year 2025.

DAUCH CORPORATION

EXHIBIT 22 - SUBSIDIARY GUARANTORS AND ISSUERS OF GUARANTEED SECURITIES DAUCH CORPORATION Our 6.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2025 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 1-14303 DAUCH CORPORATION (Exact nam

CORPORATE POLICY NO: LEG 1-007 ISO REFERENCE REV: See last page TITLE: INSIDER TRADING POLICY DATE: 02/03/2026 PAGE: 1 of 12 PAGES ORIGINATED BY: Kristen Netschke, Acting General Counsel FINAL APPROVAL: Kristen Netschke, Acting General Counsel

CORPORATE POLICY NO: LEG 1-007 ISO REFERENCE REV: See last page TITLE: INSIDER TRADING POLICY DATE: 02/03/2026 PAGE: 1 of 12 PAGES ORIGINATED BY: Kristen Netschke, Acting General Counsel FINAL APPROVAL: Kristen Netschke, Acting General Counsel 1.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): February 13, 2026 DAUCH CORPORATION

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): February 13, 2026 DAUCH CORPORATION (Exact Name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 1-14303 38-3161171 (Commission File Number) (IRS Employer Identification No.

AMENDED AND RESTATED AMERICAN AXLE & MANUFACTURING HOLDINGS, INC. AMENDED & RESTATED 2018 OMNIBUS INCENTIVE PLAN 2025 INCENTIVE COMPENSATION PROGRAM FOR EXECUTIVE OFFICERS

AMENDED AND RESTATED AMERICAN AXLE & MANUFACTURING HOLDINGS, INC. AMENDED & RESTATED 2018 OMNIBUS INCENTIVE PLAN 2025 INCENTIVE COMPENSATION PROGRAM FOR EXECUTIVE OFFICERS The 2025 Incentive Compensation Program for Executive Officers (the “Program”) operates under and is otherwise subject to the terms of the American Axle & Manufacturing Holdings, Inc. Amended and Restated 2018 Omnibus Incentive

DESCRIPTION OF COMMON STOCK REGISTERED UNDER SECTION 12 OF THE SECURITIES EXCHANGE ACT OF 1934

Exhibit 4.14 DESCRIPTION OF COMMON STOCK REGISTERED UNDER SECTION 12 OF THE SECURITIES EXCHANGE ACT OF 1934 As of February 10, 2026, Dauch Corporation (“Dauch,” “our”), has one class of securities registered under Section 12 of the Securities Exchange Act of 1934, as amended: our common stock. The following is a summary description of our common stock and does not purport to be complete. For a com

DAUCH CORPORATION AS OF DECEMBER 31, 2025

EXHIBIT 21 - SUBSIDIARIES OF OUR COMPANY DAUCH CORPORATION AS OF DECEMBER 31, 2025 Entity Organized Under Laws of Parent Entity Dauch Corporation Delaware Subsidiary Entities (1) AAM Auto Component (India) Private Limited India AAM Casting Corp.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): February 5, 2026 DAUCH CORPORATIO

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): February 5, 2026 DAUCH CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-14303 38-3161171 (State or other jurisdiction of incorporation) (Commission File N

Dauch Corporation Announces Employee Inducement Award under NYSE Rule 303A.08

Dauch Corporation Announces Employee Inducement Award under NYSE Rule 303A.08 DETROIT, MI, February 9, 2026 – Dauch Corporation (Dauch), (NYSE: DCH) today announced effective February 5, 2026, in connection with the business combination with Dowlais Group plc and his appointment as an executive officer of Dauch Corporation (the “Company”), Markus Bannert was granted an award of performance stock u

Dauch Corporation Expands Board of Directors

Dauch Corporation Expands Board of Directors DETROIT, MI, February 5, 2026 – Dauch Corporation (Dauch), (NYSE: DCH) today announced it has named Simon Mackenzie Smith and Fiona MacAulay to its Board of Directors.

DAUCH CORPORATION COMPLETION OF LISTING

Exhibit 99.1 NOT FOR RELEASE, PUBLICATION OR DISTRIBUTION IN, INTO OR FROM ANY JURISDICTION WHERE TO DO SO WOULD CONSTITUTE A VIOLATION OF THE RELEVANT LAWS OR REGULATIONS OF SUCH JURISDICTION FOR IMMEDIATE RELEASE 4 February 2026 DAUCH CORPORATION COMPLETION OF LISTING Further to Dauch Corporation’s (“Dauch”) announcement on 30 January 2026 in connection with the FCA’s approval of and the publica

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): February 4, 2026 DAUCH CORPORATION

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): February 4, 2026 DAUCH CORPORATION (Exact Name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 1-14303 38-3161171 (Commission File Number) (IRS Employer Identification No.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): January 28, 2026 DAUCH CORPORATION

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): January 28, 2026 DAUCH CORPORATION (Exact Name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 1-14303 38-3161171 (Commission File Number) (IRS Employer Identification No.

Dauch Corporation Completes Acquisition of Dowlais Group plc

Exhibit 99.2 Dauch Corporation Completes Acquisition of Dowlais Group plc DETROIT, MI, February 3, 2026 – Dauch Corporation (Dauch), (NYSE: AXL) today announced it has completed its previously announced acquisition of Dowlais Group plc (Dowlais) and its subsidiaries – GKN Automotive and GKN Powder Metallurgy. “This is a defining and transformational time for both companies,” said David C. Dauch, C

CALCULATION OF FILING FEE TABLES Dauch Corporation Table 1: Newly Registered Securities1

Exhibit 107 CALCULATION OF FILING FEE TABLES S-8 Dauch Corporation Table 1: Newly Registered Securities1 Security Type Security Class Title Notes Fee Calculation Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Equity Common Stock, $0.

Dauch Corporation 2026 Inducement Omnibus Incentive Plan ARTICLE 1. ESTABLISHMENT, PURPOSE AND DURATION

Exhibit 4.1 Dauch Corporation 2026 Inducement Omnibus Incentive Plan ARTICLE 1. ESTABLISHMENT, PURPOSE AND DURATION 1.1 Establishment. Dauch Corporation, a Delaware corporation, establishes an incentive compensation plan to be known as the Dauch Corporation 2026 Inducement Omnibus Incentive Plan, as set forth in this document. This Plan permits the grant of Nonqualified Stock Options, Incentive St

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM S-8 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Dauch Corporation (Exact name of Registrant as specified in its charter)

Registration No. 333- UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM S-8 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Dauch Corporation (Exact name of Registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation or organization) 38-3161171 (I.R.S. Employer Identification Number) One Dauch Drive Detroit, Michigan 48211 (313)

RECOMMENDED CASH AND SHARE COMBINATION OF DOWLAIS GROUP PLC (“DOWLAIS”) DAUCH CORPORATION (“DAUCH”) Combination Update: Court Sanction of Scheme of Arrangement and Publication of Prospectus

Exhibit 99.2 RECOMMENDED CASH AND SHARE COMBINATION OF DOWLAIS GROUP PLC (“DOWLAIS”) WITH DAUCH CORPORATION (“DAUCH”) Combination Update: Court Sanction of Scheme of Arrangement and Publication of Prospectus DETROIT, MI, January 30, 2026 – Dauch (NYSE: AXL) and Dowlais are pleased to announce that the Court has issued the Court Order sanctioning the Scheme. As a result, the Scheme will become effe

CERTIFICATE OF AMENDMENT TO THE CERTIFICATE OF INCORPORATION DAUCH CORPORATION

Exhibit 3.1 CERTIFICATE OF AMENDMENT TO THE CERTIFICATE OF INCORPORATION OF DAUCH CORPORATION Dauch Corporation (the “Corporation”), a corporation duly organized and existing under the General Corporation Law of the State of Delaware (the “General Corporation Law”), does hereby certify that:    First:           The current name of the Corporation is Dauch Corporation. Second:      The original Cer

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): January 30, 2026 DAUCH CORPORATION

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): January 30, 2026 DAUCH CORPORATION (Exact Name of Registrant as Specified in Its Charter) Delaware (State or Other Jurisdiction of Incorporation) 1-14303 38-3161171 (Commission File Number) (IRS Employer Identification No.

DAUCH CORPORATION PUBLICATION OF PROSPECTUS

Exhibit 99.1 NOT FOR RELEASE, PUBLICATION OR DISTRIBUTION IN, INTO OR FROM ANY JURISDICTION WHERE TO DO SO WOULD CONSTITUTE A VIOLATION OF THE RELEVANT LAWS OR REGULATIONS OF SUCH JURISDICTION FOR IMMEDIATE RELEASE 30 January 2026 DAUCH CORPORATION PUBLICATION OF PROSPECTUS Dauch Corporation ("Dauch") has today published a prospectus (the "Prospectus") approved by the Financial Conduct Authority (

AMERICAN AXLE & MANUFACTURING HOLDINGS, INC. TO BECOME “DAUCH CORPORATION” AND TRADE ON NYSE UNDER NEW TICKER SYMBOL “DCH”

Exhibit 99.2 AMERICAN AXLE & MANUFACTURING HOLDINGS, INC. TO BECOME “DAUCH CORPORATION” AND TRADE ON NYSE UNDER NEW TICKER SYMBOL “DCH” DETROIT, January 26, 2026 - American Axle & Manufacturing Holdings, Inc. (the “Company”) today announced that on January 23, 2026, the Company changed its name to Dauch Corporation (“Dauch”) by filing an amendment to its Certificate of Incorporation (the “Amendmen

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): January 23, 2026 AMERICAN AXLE & MA

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): January 23, 2026 AMERICAN AXLE & MANUFACTURING HOLDINGS, INC.

CERTIFICATE OF AMENDMENT TO THE CERTIFICATE OF INCORPORATION AMERICAN AXLE & MANUFACTURING HOLDINGS, INC.

Exhibit 3.1 CERTIFICATE OF AMENDMENT TO THE CERTIFICATE OF INCORPORATION OF AMERICAN AXLE & MANUFACTURING HOLDINGS, INC. American Axle & Manufacturing Holdings, Inc. (the “Corporation”), a corporation duly organized and existing under the General Corporation Law of the State of Delaware (the “General Corporation Law”), does hereby certify that: First:         The current name of the Corporation is

AMERICAN AXLE & MANUFACTURING HOLDINGS, INC. TO BECOME “DAUCH

Exhibit 99.1 NOT FOR RELEASE, PUBLICATION OR DISTRIBUTION IN, INTO OR FROM ANY JURISDICTION WHERE TO DO SO WOULD CONSTITUTE A VIOLATION OF THE RELEVANT LAWS OR REGULATIONS OF SUCH JURISDICTION FOR IMMEDIATE RELEASE 26 January 2026 AMERICAN AXLE & MANUFACTURING HOLDINGS, INC. TO BECOME “DAUCH CORPORATION” American Axle & Manufacturing Holdings, Inc. (the “Company”) today announced that on 23 Januar

FOURTH AMENDED AND RESTATED BY-LAWS DAUCH CORPORATION (Adopted as of January 26, 2026)

Exhibit 3.2 FOURTH AMENDED AND RESTATED BY-LAWS OF DAUCH CORPORATION (Adopted as of January 26, 2026) - TABLE OF CONTENTS Page ARTICLE I STOCKHOLDERS Section 1 Annual Meetings 1 Section 2 Special Meetings 1 Section 3 Notification of Meetings 1 Section 4 Quorum 1 Section 5 Conduct of Meetings 1 Section 6 Proxies 2 Section 7 Voting 2 Section 8 Record Date 2 Section 9 List of Stockholders Entitled to

RECOMMENDED CASH AND SHARE COMBINATION OF DOWLAIS GROUP PLC WITH AMERICAN AXLE & MANUFACTURING HOLDINGS, INC to be effected by means of a scheme of arrangement under Part 26 of the Companies Act 2006 SATISFACTION OF CHINA ANTITRUST CONDITION AND TIME

Exhibit 99.1 Update on Conditions and Timetable Released : 16/01/2026 10:02 RNS Number : 2382P Dowlais Group PLC 16 January 2026 NOT FOR RELEASE, PUBLICATION OR DISTRIBUTION, DIRECTLY OR INDIRECTLY, IN WHOLE OR IN PART, IN, INTO OR FROM ANY JURISDICTION WHERE TO DO SO WOULD CONSTITUTE A VIOLATION OF THE RELEVANT LAWS OR REGULATIONS OF THAT JURISDICTION FOR IMMEDIATE RELEASE 16 January 2026 RECOMME

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): January 16, 2026 AMERICAN AXLE & MA

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): January 16, 2026 AMERICAN AXLE & MANUFACTURING HOLDINGS, INC.

RECOMMENDED CASH AND SHARE COMBINATION OF DOWLAIS GROUP PLC (“DOWLAIS”) AMERICAN AXLE & MANUFACTURING HOLDINGS, INC. (“AAM”) Combination Update: Satisfaction of China Antitrust Condition and Timetable Update

Exhibit 99.2 RECOMMENDED CASH AND SHARE COMBINATION OF DOWLAIS GROUP PLC (“DOWLAIS”) WITH AMERICAN AXLE & MANUFACTURING HOLDINGS, INC. (“AAM”) Combination Update: Satisfaction of China Antitrust Condition and Timetable Update DETROIT, MI, January 16, 2026 – AAM (NYSE: AXL) and Dowlais are pleased to announce that the China State Administration for Market Regulation has issued a formal notice appro

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2025 or ☐ TRANSITION REPORT PURSU

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2025 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 1-14303 AMERICAN AXLE & MA

AMERICAN AXLE & MANUFACTURING HOLDINGS, INC.

EXHIBIT 22 - SUBSIDIARY GUARANTORS AND ISSUERS OF GUARANTEED SECURITIES AMERICAN AXLE & MANUFACTURING HOLDINGS, INC.

AAM Reports Third Quarter 2025 Financial Results Strong Year-Over-Year Margin Growth

EXHIBIT 99.1 AAM Reports Third Quarter 2025 Financial Results Strong Year-Over-Year Margin Growth DETROIT, November 7, 2025 - American Axle & Manufacturing Holdings, Inc. (AAM), (NYSE: AXL) today reported its financial results for the third quarter 2025. Third Quarter 2025 Results •Sales of $1.51 billion •Net income of $9.2 million, or 0.6% of sales •Adjusted EBITDA of $194.7 million, or 12.9% of

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): November 7, 2025 AMERICAN AXLE & MA

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): November 7, 2025 AMERICAN AXLE & MANUFACTURING HOLDINGS, INC.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): October 27, 2025 AMERICAN AXLE & MA

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): October 27, 2025 AMERICAN AXLE & MANUFACTURING HOLDINGS, INC.

RECOMMENDED CASH AND SHARE COMBINATION OF DOWLAIS GROUP PLC (“DOWLAIS”) WITH AMERICAN AXLE & MANUFACTURING HOLDINGS, INC. (“AAM”) UPDATES ON THE COMBINATION

Exhibit 99.1 RECOMMENDED CASH AND SHARE COMBINATION OF DOWLAIS GROUP PLC (“DOWLAIS”) WITH AMERICAN AXLE & MANUFACTURING HOLDINGS, INC. (“AAM”) UPDATES ON THE COMBINATION DETROIT, October 27, 2025 - American Axle & Manufacturing Holdings, Inc. (AAM), (NYSE: AXL) and Dowlais are pleased to announce that the European Commission has unconditionally cleared the Combination. The European Commission’s cl

[FORM OF FACE OF NOTE] [Applicable Restricted Notes Legend] [Depository Legend, if applicable]

Exhibit 4.3 [FORM OF FACE OF NOTE] [Applicable Restricted Notes Legend] [Depository Legend, if applicable] 1 No. [ ] Principal Amount $[ ], as revised by the Schedule of Increases or Decreases in the Global Note attached hereto CUSIP NO. ISIN NO. AMERICAN AXLE & MANUFACTURING, INC. 6.375% Senior Secured Note due 2032 American Axle & Manufacturing, Inc., a Delaware corporation, promises to pay to [

AMERICAN AXLE & MANUFACTURING, INC. as Issuer THE GUARANTORS PARTY HERETO 7.750% Senior Notes due 2033 Dated as of October 3, 2025 U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION as Trustee TABLE OF CONTENTS

Exhibit 4.2 AMERICAN AXLE & MANUFACTURING, INC. as Issuer THE GUARANTORS PARTY HERETO 7.750% Senior Notes due 2033 INDENTURE Dated as of October 3, 2025 U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION as Trustee TABLE OF CONTENTS ARTICLE I Definitions and Incorporation by Reference SECTION 1.1. Definitions 1 SECTION 1.2. Other Definitions 12 SECTION 1.3. Terms Generally 13 SECTION 1.4. Accounting Te

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): October 3, 2025 AMERICAN AXLE & MAN

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): October 3, 2025 AMERICAN AXLE & MANUFACTURING HOLDINGS, INC.

AMERICAN AXLE & MANUFACTURING, INC. as Issuer THE GUARANTORS PARTY 6.375% Senior Secured Notes due 2032 Dated as of October 3, 2025 U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION as Trustee and Notes Collateral Agent

Exhibit 4.1 AMERICAN AXLE & MANUFACTURING, INC. as Issuer THE GUARANTORS PARTY HERETO 6.375% Senior Secured Notes due 2032 INDENTURE Dated as of October 3, 2025 U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION as Trustee and Notes Collateral Agent TABLE OF CONTENTS Page ARTICLE I Definitions and Incorporation by Reference SECTION 1.1. Definitions 1 SECTION 1.2. Other Definitions 45 SECTION 1.3. Terms