Cummins 6 Cylinder Diesel Engine, 17000 Engine hrs, Air Conditioner, Power Windows, Eaton Fuller FROF-14210C 10-Speed Manual Transmission, 12000 lb Front Axle, 20000 lb Rears, 32000 lb GVWR, Air Ride Cab, 295/75R22.5 Front Tires, 295/75R22.5 Rear Tires, Air Ride Suspension, 152 in Wheelbase