News Release

Allison Transmission to Attend Investor Conferences

May 12, 2014 at 10:27 AM EDT

INDIANAPOLIS, May 12, 2014 /PRNewswire/ -- Allison Transmission Holdings Inc.(NYSE: ALSN), the largest global provider of commercial duty fully-automatic transmissions, today announced that it will attend the following investor conferences.

Allison Transmission Inc. logo

Oppenheimer Industrial Growth ConferenceNew York
Date: Wednesday, May 14, 2014 – 11:35 A.M. - 12:10 P.M. ET 
Presenter: G. Frederick Bohley III, Executive Director, Finance and Investor Relations

Deutsche Bank Global Industrials and Basic Materials ConferenceChicago
Date: Thursday, June 5, 2014 - 10:40 A.M.11:15 A.M. CT
Presenters: David S. Graziosi, Executive Vice President and Chief Financial Officer, and G. Frederick Bohley III, Executive Director, Finance and Investor Relations

The specific presentation times as well as materials and webcasts will be available on the Allison Transmission website at http://ir.allisontransmission.com/. A replay of the webcasts will remain available on the company's website for 90 days.

About Allison Transmission
Allison Transmission (NYSE: ALSN) is the world's largest manufacturer of fully-automatic transmissions for medium- and heavy-duty commercial vehicles. Allison transmissions are used in a variety of applications including refuse, construction, fire, distribution, bus, motorhomes, defense and energy. Founded in 1915, the company is headquartered in Indianapolis, Indiana, USA and employs approximately 2,700 people worldwide. With a market presence in more than 80 countries, Allison has regional headquarters in the Netherlands, China and Brazil with manufacturing facilities in the U.S., Hungary and India.  Allison also has approximately 1,400 independent distributor and dealer locations worldwide. For more information, visit allisontransmission.com.

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SOURCE Allison Transmission Holdings Inc.

Investor Relations, ir@allisontransmission.com, 317-242-3078; Media Relations, media@allisontransmission.com, 317-242-5000