2006 Cummins ISB, Truck Delivery, ECMs, Fits to: Freightliner MT45 Chassis, (Used) 2005 Cummins ISB, ENGINE ECM- CM: CM850, Part Number: 4921776, Serial Number: 26022579, ECM CODE: Z90030.18, Engine information- ESN: 46517377, 1 Rectangular Plug with 4 pins, 1 Rectangular Plug with 60 pins, 1 Rectangular Plug with 50 pins, Reference images for condition. For more information about this item, give us a call. We ship worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY, ELKTON, MD 21921, Serial# 26022579, Casting# 26022579, Truck Year 2006 4UZAANBW26CW17628