2001 Mack E7, Truck Tractor, ECMs, Fits to: Mack CX613 Vision, (Used) 2000 Mack E7, ECM- REMANUFACTURED!! Serial Number: 69414782, Part Number: 12MS517BMX, Engine information- Serial Number: BRE9459, Part Number: 86SB3529P4, 2 Rectangular Plugs with 43 Pins each, 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# 69414782, Casting# 69414782, Truck Year 2001 1M1AE07YX1W010406