Cat C15 14.6 L Diesel Engine, 53313.8 Engine hrs, Air Conditioner, Cruise Control, Power Windows, Engine Brake, Eaton Fuller 18-Speed Manual Transmission, Differential Lock, 12000 lb Front Axle, 40000 lb Rears, 52000 lb GVWR, Air Ride Cab, 68 in Flat Top Sleeper Cab, Bunk Beds, Aluminum Wheels, 315/80R22.5 Front Tires, 11R22.5 Rear Tires, Air Lift Pusher Axle, Low Air Leaf Air Ride Suspension, 292 in Wheelbase, Air Sliding 5th Wheel, Dual Fuel Tanks