Allison Transmission Schedules First Quarter 2013 Results Conference Call for April 29

Allison Transmission Schedules First Quarter 2013 Results Conference Call for
                                   April 29

PR Newswire

INDIANAPOLIS, April 22, 2013

INDIANAPOLIS, April 22, 2013 /PRNewswire/ --Allison Transmission Holdings
Inc. (NYSE: ALSN), the largest global provider of commercial duty
fully-automatic transmissions and hybrid-propulsion systems, will hold its
first quarter 2013 results conference call at 4:30 p.m. EDT on Monday, April
29. Chairman, President and Chief Executive Officer Lawrence E. Dewey, and
Executive Vice President and Chief Financial Officer David S. Graziosi will
review the company's financial performance for the period.

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The dial-in phone number for the conference call is 888-401-4668 and the
international dial-in number is 719-325-2454. The passcode for the call is
9910460. A live webcast of the conference call will also be available online
at Additionally, the first quarter results
press release will be available on the 'Financial News Releases' page of the

For those unable to participate in the conference call, a replay will be
available from 7:30 p.m. EDT on April 29 until 11:59 p.m. EDT on May 6. The
replay dial-in phone number is 877-870-5176 and the international replay
dial-in number is 858-384-5517. The replay passcode is 9910460.

About Allison Transmission
Allison Transmission is the world's largest manufacturer of fully-automatic
transmissions for medium- and heavy-duty commercial vehicles, medium- and
heavy-tactical U.S. military vehicles and hybrid-propulsion systems for
transit buses. Allison transmissions are used in a variety of applications
including on-highway trucks (distribution, refuse, construction, fire and
emergency), buses (primarily school and transit), motor homes, off-highway
vehicles and equipment (primarily energy and mining) and military vehicles
(wheeled and tracked). Founded in 1915, the Allison business is headquartered
in Indianapolis, Ind., USA and employs approximately 2,800 people. Allison has
manufacturing facilities and customization centers located in China, The
Netherlands, Brazil, India and Hungary, with a global presence, serving
customers in North America, Europe, Asia, Australia, South America and Africa.
Allison also has more than 1,400 independent distributor and dealer locations
worldwide. More information about Allison is available at

SOURCE Allison Transmission

Contact: Investor Relations -, 317-242-3078, or
Media Relations -, 317-242-5000
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