Mack AC 6 Cylinder Diesel 460 hp Engine, Webasto Engine Coolant Heater, 22629 Engine hrs, Air Conditioner, Cruise Control, Power Windows, Engine Brake, Eaton Fuller 13-Speed Manual Transmission, Differential Lock, 11800 lb Front Axle, 40000 lb Rears, 51800 lb GVWR, Air Ride Cab, 60 in Mid Roof Sleeper Cab, Bunk Heater, Aluminum Wheels, 11R22.5, Air Ride Suspension, 227 in Wheelbase, PTO, Wet Kit, Air Sliding 5th Wheel, Dual Fuel Tanks