(Used) 2006 Freightliner MT45 Chassis, ENGINE ECM - ESN: 60272959, Engine: P-54636, Serial Number: 37045563, Part Number: 4921776, Ecm Code: 490005.30, For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY, ELKTON, MD 21921