Cummins isl 6 Cylinder Diesel 270 hp Engine, Requires Diesel Exhaust Fluid, Allison 3000 Automatic Transmission, 12000 lb Front Axle, 21000 lb Rears, 5.22:1 Axle Ratio, 33000 lb GVWR, 11R22.5, Airliner Air Ride Suspension, 220 in Wheelbase, 149 in Cab to Axle, 248 in Cab to End of Frame显示更多