Cummins ISC 6 Cylinder 8.3 L Diesel 240 hp Engine, 2004 US EPA Label, Eaton Fuller 6-Speed Manual Transmission, 12000 lb Front Axle, 23000 lb Rears, Spicer S23-170 Drive Axles, 3.91:1 Axle Ratio, 35000 lb GVWR, 11R22.5, Air Ride Suspension, 200 in Wheelbase, Steel Tank, Catwalk w/Guardrails, Pump w/ Honda Engine, Hour Meter Reads 28031