(Used) 2006 Cummins ISM, ECM- Serial Number: A05000811, Part Number: 3103533 RX, Family Number: 6CEXH0661MAV, Horsepower: 280, ESN: 60427333/ 60426941, Part Number: 4018419, CPL: 8560, Type: DR6398-RX, Engine: P-28933, For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY ELKTON, MD 21921