Allison Transmission Holdings, Inc. (NYSE: ALSN), the world's largest manufacturer of commercial duty fully-automatic transmissions and hybrid-propulsion systems,

INDIANAPOLIS, May 8, 2012 /PRNewswire/ -- Allison Transmission Holdings, Inc. (NYSE: ALSN) announced today that its board of directors declared a cash dividend of $0.06 per share on the

Allison Transmission Holdings, Inc. (NYSE: ALSN), the world's largest manufacturer of commercial duty fully-automatic transmissions and hybrid-propulsion systems, announced today that it was added to the Wilshire 5000 Total Market Index(SM)

INDIANAPOLIS, April 13, 2012 /PRNewswire/ -- Allison Transmission Holdings, Inc. (NYSE: ALSN), the premier global provider of commercial duty fully-automatic transmissions and hybrid-propulsion

INDIANAPOLIS, March 20, 2012 /PRNewswire/ -- Allison Transmission Holdings, Inc. (NYSE: ALSN) announced today the closing of its previously announced initial public offering of 26,100,000