M911 22.5 Ton 8x6 Military Heavy Haul Tractor (TR-500-53)
- National Stock Number (NSN): 2320-01-025-3733, 2320010253733
- Federal Supply Class (FSC): 2320 (Trucks and Truck Tractors, Wheeled)
- National Item Identification Number (NIIN): 010253733
- Federal Stock Number (FSN): 2320-025-3733, 23200253733
Oshkosh M911 HET Military Truck with Dual 45,000 lb Braden Hydraulic Winches. This vehicle has been recently serviced and re-conditioned and is in good working condition.
The M911 Truck Tractor is used as a prime mover of a heavy equipment transporter (HET)
The M911 Truck Tractor is capable of working in outside air temperature ranges of -25°F
(-32°C) to 125°F (52°C) without using additional kits.
While pulling the M747 semitrailer with a 60-ton (54431 kg) payload on hard surface roads, the
M911 Truck Tractor can hold a speed of 43 mph (69 km/h) on level roads and 14 mph
(23 km/h) while climbing a 3 percent grade.
While loaded, and entering steep inclines on rough terrain, the ground clearance ramp angle of
approach is 28° (0.5 rad). The angle of departure is unlimited.
Two speed auxiliary transmission with a low forward gear range which combines with the main 5 speed automatic transmission to provide greater pulling power.
Air suspended, non-driving pusher axle which provides a way to change axle loads to comply
with local axle load regulations.
Two hydraulic motor driven cable and drum winch assemblies that pull a tank or similar type
vehicle on and off an attached semitrailer. Each winch has an automatic safety brake to stop
and hold a payload if it stops moving. Control platform which contains the selector valve controls to operate the winches, an independent ENGINE THROTTLE control to increase engine revolutions per minute (rpm) as required during winching operations, and an engine shut down switch.
- Year: 1978
- Make: Oshkosh
- Model: M911
- Engine: 8V92 Detroit
- Fuel Type: Diesel
- Tire Condition: Excellent
- Mileage: 27,245
- Transmission: Allison CLBT 750 5-Speed Automatic
- Transfer Case: Fuller AT1202 2-Speed