Cat 6 Cylinder Diesel 475 hp Engine, 48164.9 Engine hrs, Air Conditioner, Cruise Control, Engine Brake, Eaton Fuller 8-Speed Manual Transmission, Differential Lock, 12000 lb Front Axle, 36000 lb Rears, 48000 lb GVWR, Air Ride Cab, 63 in Flat Top Sleeper Cab, Aluminum Wheels, 295/75R22.5 Front Tires, 295/75R22.5 Rear Tires, Air Ride Suspension, 263 in Wheelbase, PTO, Air Sliding 5th Wheel, Dual Fuel Tanks, Right Weigh Load Scale