Contact Information

Investor Relations Contact
Timothy Stachel
Senior Investor Relations Analyst
317-242-3662
ir@allisontransmission.com

Jacalyn (Jackie) Bolles
Executive Director, Treasury & Investor Relations
317-242-7073

Media Contact
Claire Gregory
Director of Communications and Media Relations
317-694-2065
Claire.Gregory@allisontransmission.com

Transfer Agent
American Stock Transfer & Trust Company, LLC
6201 15th Avenue
Brooklyn, NY 11219
1-800-937-5449

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