476,569 miles, 8,598 hrs., tri-axle day cab, CAT 3406, 550 hp., engine brake w/brake saver, Eaton 18 spd. w/high-low diffs, diff lock, air ride cab, air slide 5th wheel, 20,000 lb. front, 44,000 lb. rear, 17,000 lb. air lift 3rd, 230'' WB, Peterbilt AirTrac air ride susp., 385/65R22.5 fronts, 11R22.5 rears, 295/75R22.5 3rd axle tires, aluminum wheels, double frame
