Ford 6.2 6.2 L Compressed Natural Gas (CNG) Engine, 2013 US EPA Label, Air Conditioner, Cruise Control, 6-Speed Automatic Transmission, 4100 lb Front Axle, 6920 lb Rears, 10200 lb GVWR, LT245/75R17 Front Tires, LT245/75R17 Rear Tires, Spring Suspension, 137 in Wheelbase, 2013 BrandFx 8 8 ft Body, Onan HGJAD Gasoline Generator Set, Puregas P05680GLTG Air Compressor