Cat 3126 6 Cylinder Diesel 330 hp Engine, 1999 US EPA Label, Air Conditioner, Automatic Transmission, 12000 lb Front Axle, 22000 lb Rears, 32000 lb GVWR, 11R22.5 Front Tires, 11R22.5 Rear Tires, Spring Suspension, 145 in Wheelbase, Under Body Broom