2006 WESTERN STAR 4900- Caterpillar C15, 475 H.P., Engine brake, 18 speed trans, Double diff locks, Double frame, Air ride suspension, 20,000 lb front axle, 46,000 lb rears, 252″ W.B., 36″ flat top integral sleeper, Lowboy ramps, Live roll, 30 ton Rufnek hydraulic winch