News Release

Allison Transmission Announces Retirement of Vice President, Names Successor

February 26, 2014 at 4:01 PM EST

INDIANAPOLIS, Feb. 26, 2014 /PRNewswire/ -- Allison Transmission Holdings Inc. (NYSE: ALSN) today announced that Robert M. Price, Vice President of Human Resources, has elected to retire effective April 1. He will be succeeded by Mary Anne Hoffman who has been promoted to Acting Executive Director of Human Resources.

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"During his 36 years as an employee of General Motors and Allison Transmission, Bob has made countless contributions to our company's success," said Lawrence E. Dewey, Chairman, President and CEO of Allison Transmission. "We all wish Bob, his wife, Theresa, and their family a long and happy retirement. His leadership and passion will be missed."

Hoffman joined the company in August 2012 and has been responsible for international human resources, as well as employee training and development activities. She also participated as a member of the 2012 labor contract negotiations team.

"Over the course of her career, Mary Anne has acquired a wealth of human resources knowledge in the automotive and aircraft manufacturing industries," said Dewey. "Her many years of professional experience are a tremendous asset to our company."

Prior to joining Allison, Hoffman had most recently spent 12 years in human resources for Ford Motor Co. in Indianapolis. Her responsibilities included hiring hundreds of employees during their expansion, developing a strategic manpower planning process, managing labor relations, and overseeing health and safety activities.

Hoffman earned a bachelor's degree, cum laude, from the University of Notre Dame and a master's degree in business administration from Miami (Ohio) University. She has also received a Certificate in Business and Executive Coaching from the University of Texas and designation as a Certified Labor Relations Professional (CLRP) from Michigan State University. Additionally, Hoffman holds the Senior Professional in Human Resources (SPHR) designation and is a Master Practitioner for Myers-Briggs.

ABOUT ALLISON TRANSMISSION
Allison Transmission (NYSE: ALSN) is the world's largest manufacturer of fully automatic transmissions for medium- and heavy-duty commercial vehicles and is a leader in hybrid-propulsion systems for city buses. 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 www.allisontransmission.com.

FORWARD-LOOKING STATEMENTS
This press release may contain forward-looking statements. All statements other than statements of historical fact contained in this press release are forward-looking statements. In some cases, you can identify forward-looking statements by terminology such as "may," "will," "should," "expect," "plans," "project," "anticipate," "believe," "estimate," "predict," "intend," "forecast," "could," "potential," "continue" or the negative of these terms or other similar terms or phrases. Forward-looking statements are not guarantees of future performance and involve known and unknown risks. Factors which may cause the actual results to differ materially from those anticipated at the time the forward-looking statements are made include, but are not limited to: risks related to our substantial indebtedness; our participation in markets that are competitive; general economic and industry conditions; our ability to prepare for, respond to and successfully achieve our objectives relating to technological and market developments and changing customer needs; the failure of markets outside North America to increase adoption of fully-automatic transmissions; the discovery of defects in our products, resulting in delays in new model launches, recall campaigns and/or increased warranty costs and reduction in future sales or damage to our brand and reputation; the concentration of our net sales in our top five customers and the loss of any one of these; risks associated with our international operations; brand and reputational risks; our intention to pay dividends; and labor strikes, work stoppages or similar labor disputes, which could significantly disrupt our operations or those of our principal customers. Although we believe the expectations reflected in such forward-looking statements are based upon reasonable assumptions, we can give no assurance that the expectations will be attained or that any deviation will not be material. All information is as of the date of this press release, and we undertake no obligation to update any forward-looking statement to conform the statement to actual results or changes in expectations.

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SOURCE Allison Transmission Holdings Inc.

Melissa Sauer, Allison Transmission Inc., 317-242-5000, melissa.sauer@allisontransmission.com