shows 648,239 miles, tandem axle day cab, CAT C15, 475 hp., engine brake, Eaton Fuller FRO17210C, 10 spd., diff lock, air ride cab, air slide 5th wheel, 12,000 lb. front, DSP40 38,000 lb. rear, 3.70 gear ratio, 192" WB, air ride susp., 285/75R24.5 tires, aluminum wheels