Cat 3126 6 Cylinder 7.2 L Diesel 193 hp Engine, 2003 US EPA Label, CARB Compliant, Air Conditioner, Cruise Control, Allison 2400 5-Speed Automatic Transmission, 10000 lb Front Axle, 20000 lb Rears, Spicer Drive Axles, 5.92:1 Axle Ratio, 26000 lb GVWR, steel, 11R22.5 Front Tires, 11R22.5 Rear Tires, Reyco Spring Suspension, 287 in Wheelbase, Heiser Body 26 ft x 96 in Wide x Body, Curbside Door