PRE-EGR 370 HP ISM Cummins engine with 176,000 miles, an Allison HD-4560-P 6-speed automatic transmission, on Hendrickson Tuff trac suspension with 20,000 lbs. front axle and 46,000 lbs. rear axles, a 5.29 gear ratio, hub piloted aluminum rims and A/C. This truck is in A-1 condition with the original black paint on the frame rails and is also equipped with an aluminum air ride cab, aluminum fuel tank and aluminum battery box trays