1999 Conventional 4900 E Western Star Semi with CAT 3406 motor. Eaton 13 speed that has been maintained. 3 yrs ago new radiator replaced along with new Kingpins and new steer tires. Does Not use oil and is a strong puller. Had In-frame overhaul completed at 870,000 miles. About 300,000 miles on overhaul. Good running and selling as I retired from farming. Call for more info.