2004 Allison B500, Truck Delivery, Transmission ECMs, Fits to: Mack CV713 Granite, (Used) 2004 Allison B500, TCM- Model: HD4560, Model Number: WT3EC911A, CIN: 0F00DD4004F, Part Number: 29541227, Serial Number: 1A217661, 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# 1A217661, Casting# 1A217661, Truck Year 2004 1M2AG12C34M014420