Machine description: GM Duramax V8 6.6 L Diesel Engine, 2006 US EPA Label, CARB Compliant, Automatic Transmission, 8000 lb Front Axle, 13500 lb Rears, 21500 lb GVWR, Aluminum Front Wheels, 245/70R19.5, Spring Suspension, ... more info about the 2007 GMC C5500.