Cummins ISB 6 Cylinder 6.7 L Ultra Low Sulfur Diesel 240 hp Engine, 2016 US EPA Label, Requires Diesel Exhaust Fluid, 8224 Engine hrs, Air Conditioner, Power Windows, Automatic Transmission, 8618 lb Front Axle, 19000 lb Rears, 25999.0 lb GVWR, 295/75R22.5, Spring Suspension, 274 in Wheelbase, Supreme 26 ft x 96 in Wide x 91 in High Body