(Used) 2001 Freightliner ST120 Cummins ISM ENGINE ECM - Remanufactured, Part Number: 3408501-RX, Serial Number: A32038989, 651291, D/C: 0807, ESN: 60418352, ECM Code: L21119.16, SC: 20069, For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY, ELKTON, MD 21921