Machine description: Cummins 6 Cylinder 6.7 L Diesel Engine, 12025 Engine hrs, Automatic Transmission, 7000 lb Front Axle, 13500 lb Rears, 19500 lb GVWR, 225/70R19.5, Spring Suspension, 208 in Wheelbase, PTO, Center Mount... more info about the 2012 Ram 5500.