Allison Transmission

Founded in 1915, Allison Transmission is a defense subsystem manufacturer based in Indianapolis, United States working in land systems & vehicles.

Allison Transmission designs, manufactures and distributes vehicle propulsion solutions for commercial and defense vehicles. The company is a manufacturer of medium- and heavy-duty fully automatic transmissions and commercial-duty electrified propulsion systems, used in on-highway trucks, buses, motorhomes, off-highway vehicles and defense vehicles. Headquartered in Indianapolis, Indiana, it is listed on the NYSE and operates manufacturing facilities in the United States, Hungary and India, with regional headquarters in the Netherlands, China and Brazil. In 2026 the company announced a contract to deliver propulsion systems for Abrams tank orders.