The Allison Transmission 9000 Series is designed for extreme operating conditions in highly demanding applications up to 1,939 kW (2,600 hp). These applications include oil pumping, fracking, cranes & winches as well as specialized off-highway trucks.
Allison 9000 Series transmissions have up to 8 forward speeds plus a maximum of two reverse speeds. The Allison 9000 features an optional hydraulic retarder, two Power Take-Off (PTO) provisions and an optional provision for customer- supplied parking brakes.
For high demand energy and mining applications the Allison 9000 Series is the ultimate for applications up to 1,939 kW (2,600 hp).