(Used) 2006 Mercedes MBE 904, ECM- Model: ZGS 001, Calibration Number: 040 447 79 40, Engine Number: 900.910-00-405415, Unit Code: 1001 0967 0956 0976 1970 01120, Family Number: 6MBX4.25DJA, Horsepower: 170, Part Number: 66G4D170A, Serial Number: 66420C008, Remanufactured: 04/16/2020, Engine: P-28068, For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY ELKTON, MD 21921