Allison Transmission, with Headquarters in Indianapolis, USA, is the largest designer, developer and manufacturer of medium- and heavy-duty fully automatic transmissions and hybrid propulsion systems in the world. With more than 600,000 Allison-equipped military vehicles produced and operated in more than 100 countries. Allison fully automatic transmissions for defense applications provide higher torque ranges and higher gross vehicle weight capability. Combined with advanced electronic controls, this optimizes the performance of higher-horsepower engines, delivering superior vehicle performance. Trusted around the world a fully automatic transmission from Allison increases vehicle uptime while reducing life-cycle cost.