Detroit DD15 6 Cylinder 14.8 L Diesel 455 hp Engine, Requires Diesel Exhaust Fluid, 11008.2 Engine hrs, Air Conditioner, Cruise Control, Power Windows, Engine Brake, Eaton Fuller FRO-16210C 10-Speed Manual Transmission, 12350 lb Front Axle, 40000 lb Rears, Spicer DS404 Drive Axles, 3.55:1 Axle Ratio, 52350 lb GVWR, Air Ride Cab, 11R22.5, Airliner Air Ride Suspension, 178 in Wheelbase, Air Sliding 5th Wheel, Dual Fuel Tanks