Machine description: Cummins ISC 6 Cylinder 8.3 L Diesel 260 hp Engine, 14242 Engine hrs, 16000 lb Front Axle, 40000 lb Rears, 56000 lb GVWR, 315/80R22.5 Front Tires, 11R22.5 Rear Tires, Double Frame, Rubber over Walking ... more info about the 2004 Sterling L7500.