Cummins ISX 6 Cylinder 15 L Ultra Low Sulfur Diesel 450 hp Engine, 2013 US EPA Label, Requires Diesel Exhaust Fluid, 14400 Engine hrs, Air Conditioner, Cruise Control, Power Windows, Engine Brake, Eaton Fuller Manual Transmission, 12000 lb Front Axle, 40000 lb Rears, 52000 lb GVWR, Air Ride Cab, Aluminum Wheels, 315/80R22.5 Front Tires, 12R22.5 Rear Tires, Air Lift Pusher Axle, Air Ride Suspension, 280 in Wheelbase, 22 ft x 102 in Bed