Cat C13 6 Cylinder Diesel Engine, 22041 Engine hrs, Air Conditioner, Engine Brake, Eaton Fuller 18-Speed Manual Transmission, 12000 lb Front Axle, 23000 lb Rears, 35000 lb GVWR, Air Ride Cab, Aluminum Wheels, 11R24.5, Air Ride Suspension, 177 in Wheelbase, Air Sliding 5th Wheel, Dual Fuel Tanks