Cummins ISX15 6 Cylinder 15 L Ultra Low Sulfur Diesel 500 hp Engine, 2014 US EPA Label, Requires Diesel Exhaust Fluid, 27813.5 Engine hrs, Air Conditioner, Cruise Control, Eaton Fuller Manual Transmission, 14321 lb Front Axle, 46000 lb Rears, 60320 lb GVWR, Air Ride Cab, Aluminum Wheels, 11R24.5 Front Tires, 11R24.5 Rear Tires, Air Trac Air Ride Suspension, 220 in Wheelbase, PTO, Air Sliding 5th Wheel, Headache Rack, Dual Fuel Tanks