International MaxxForce 9 6 Cylinder 9.3 L Diesel 310 hp Engine, 2009 US EPA Label, Allison Automatic Transmission, Differential Lock, 12000 lb Front Axle, 21000 lb Rears, 33000 lb GVWR, Air Ride Cab, 11R22.5, Air Ride Suspension, 256 in Wheelbase, Commercial Babcock 24 ft x 102 in Wide x 93 in High Body, Liftgate, Hour Meter Reads 16378