Cummins X15 15 L Diesel 450 hp Engine, 2017 US EPA Label, CARB Compliant, Requires Diesel Exhaust Fluid, 12068 Engine hrs, Air Conditioner, Cruise Control, Power Windows, Engine Brake, Eaton Fuller 10-Speed Automatic Transmission, Differential Lock, 12350 lb Front Axle, 40000 lb Rears, 52350 lb GVWR, Air Ride Cab, 73 in High Rise Sleeper Cab, Bunk Beds, Bunk Heater, Thermo King TriPac Evolution Auxiliary Power Unit, Aluminum Wheels, 275/80R22.5, Air Ride Suspension, 264 in Wheelbase, PTO, Wet Kit, Dual Fuel Tanks