Cummins ISM 370 6 Cylinder Ultra Low Sulfur Diesel 370 hp Engine, 22278 Engine hrs, Air Conditioner, Cruise Control, Engine Brake, Eaton Fuller Automated Transmission, 12000 lb Front Axle, 40000 lb Rears, 52000 lb GVWR, Air Ride Cab, 295/75R22.5 Front Tires, 295/75R22.5 Rear Tires, Air Ride Suspension, 165 in Wheelbase, Air Sliding 5th Wheel, Dual Fuel Tanks