Cummins ISB 6 Cylinder 6.7 L Diesel 240 hp Engine, 2016 US EPA Label, Requires Diesel Exhaust Fluid, Automatic Transmission, 10000 lb Front Axle, 19000 lb Rears, 25999 lb GVWR, 295/75R22.5, Air Ride Suspension, 272 in Wheelbase, 26 ft x 102 in Wide x 102 in High Body, Curbside Door, Liftgate