Cummins ISX 6 Cylinder 15.0 L Ultra Low Sulfur Diesel 435 hp Engine, 2009 US EPA Label, 22389 Engine hrs, Air Conditioner, Cruise Control, Engine Brake, Automated Transmission, 12000 lb Front Axle, 40000 lb Rears, 52000 lb GVWR, Air Ride Cab, Aluminum Wheels, 11R22.5 Front Tires, 11R22.5 Rear Tires, 188 in Wheelbase, Air Sliding 5th Wheel, Dual Fuel Tanks