shows 488,594 miles, shows 18,109 hrs., tandem axle, 70” Condo sleeper, Detroit DD15, 505 hp., engine brake, DT12 12 spd. automatic, diff lock, air ride cab, 12,500 lb. front, 40,000 lb. rear, 226” WB, air ride susp., 295/75R22.5 fronts, 275/80R22.5 rears, aluminum wheels