Detroit Series 60 6 Cylinder 12.7 L Diesel 470 hp Engine, 2001 US EPA Label, Eaton Fuller 9-Speed Manual Transmission, Differential Lock, 12000 lb Front Axle, 20000 lb Rears, 32000 lb GVWR, Air Ride Cab, 275/80R22.5 Front Tires, 295/75R22.5 Rear Tires, Spring Suspension, 152 in Wheelbase, Dual Fuel Tanks EQUIPMENT-FROM-YELLOW-CORP