Allison Torqmatic Series, On-highway, heavy duty transmission. With high horsepower and torque ratings making heavy duty commercial vehicles more productive and easier to drive. With Allison electronic controls a 4000 Series can adapt to operate efficiently in a wide variety of conditions for superior performance in severe applications.
Allison Torqmatic Series transmission is an ideal choice for city buses and coaches, advanced electronic controls ensures efficient operation in all kinds of terrain and inner city traffic. The torque converter operation and close ratio gears optimise engine efficiency. The early lock-up engagement with “closed loop” adaptive controls ensures outstanding shift quality.