V8 6.7 L Diesel Engine, 2015 US EPA Label, Requires Diesel Exhaust Fluid, Automatic Transmission, 6630 lb Front Axle, 12000 lb Rears, 16500.0 lb GVWR, 225/70R19.5 Front Tires, 225/70R19.5 Rear Tires, Spring Suspension, 200 in Wheelbase, 11 ft 3 in x 92 in Bed, Fuel Tank /w Pump