2004 Allison HD4560P, Truck Delivery, Transmission ECMs, Fits to: Mack MR688S, (Used) 2003 Allison HD4560P, TRANSMISION ECM- Model Number: WT3ECU911A, Serial Number: 1A008332, Part Number: 29541227, Transmission information- Model: HD4560P, Serial Number: 6610121380, 3 Rectangular Plug with 32 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# 1A008332, Casting# 1A008332, Truck Year 2004 1M2K189C34M023557
