shows 641,589 miles, tandem axle day cab, Paccar MX-13, 12.9L, 455 hp., engine brake, Eaton Fuller 10 spd., diff lock, air ride cab, air slide 5th wheel, 12,000 lb. front, 38,000 lb. rear, 216” WB, air ride susp., 11R22.5 tires, aluminum outside wheels