Machine description: Cat 3126 6 Cylinder 7.2 L Diesel 330 hp Engine, 2003 US EPA Label, 40039 Engine hrs, Automatic Transmission, Dana Drive Axles, 5.29:1 Axle Ratio, 11R22.5, Low Air Leaf Air Ride Suspension, 192 in Whee... more info about the 2003 Peterbilt 330.