2007 Cummins ISX, Truck Tractor, ECMs, Fits to: Kenworth T2000, (USED 2007 Cummins ISX, ECM. S/N-6EC8870A26049121 P/N-P3684009 HP-475 CPL-8519 PIN-50 / 60 / 4 Engine Model-ISX For more information about this item call. We ship worldwide., Serial# 79156814, Casting# 79156814, Truck Year 2007 1XKTD49XX7J181609