Cummins 6 Cylinder Diesel Engine, 5099.0 Engine hrs, Air Conditioner, Cruise Control, Spicer 9-Speed Manual Transmission, 12000 lb Front Axle, 20000 lb Rears, 32000 lb GVWR, 295/75R22.5, Air Ride Suspension, 144 in Wheelbase, Dual Fuel Tanks