Paccar PX-9 6 Cylinder 8.9 L Diesel 300 hp Engine, 2013 US EPA Label, Allison 4500RDS Automatic Transmission, Double Differential Locks, 14600 lb Front Axle, 40000 lb Rears, Dana D40-170HP Drive Axles, 5.57:1 Axle Ratio, 54600 lb GVWR, Air Ride Cab, Aluminum Wheels, 385/65R22.5 Front Tires, 11R24.5 Rear Tires, 8-Bag Air Ride Suspension, 210 in Wheelbase, PTO, Electric Roll Tarp, Rear Hydraulics, Pintle Hitch, Hour Meter Reads 19409, Midland 15ft box