Detroit DD15 6 Cylinder 14.8 L Ultra Low Sulfur Diesel 455 hp Engine, Requires Diesel Exhaust Fluid, 16177.9 Engine hrs, Air Conditioner, Cruise Control, Power Windows, Engine Brake, Eaton Fuller FRO-16210C 10-Speed Manual Transmission, 12000 lb Front Axle, 40000 lb Rears, 3.42:1 Axle Ratio, 52000 lb GVWR, Air Ride Cab, 72 in High Rise Sleeper Cab, 295/75R22.5, Airliner Air Ride Suspension, 230 in Wheelbase, Air Sliding 5th Wheel, Dual Fuel Tanks