International Maxxforce 6 Cylinder Ultra Low Sulfur Diesel 450 hp Engine, 2013 US EPA Label, 17279 Engine hrs, Engine Brake, Eaton Fuller 10-Speed Manual Transmission, 12350 lb Front Axle, 40000 lb Rears, 52350.0 lb GVWR, Air Ride Cab, 72 in High Rise Sleeper Cab, Bunk Beds, 11R24.5, Air Ride Suspension, 232 in Wheelbase, Dual Fuel Tanks