2001 Cummins ISB, TRUCK DELIVERY, ECMs, Fits to: Freightliner MT55 Chassis, (Used) 2000 Cummins ISB, ECM- Serial Number: 3017627, Part Number: 3944124, ESN: 56808377, Engine: P30061, 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# 3017627, Casting# 3017627, Truck Year 2001 4UZAA5BW01CJ04743