2013 Allison 2200HS, Truck Delivery, Transmission ECMs, Fits to: International DuraStar 4300, (Used) 2012 Allison (AT), TRANSMISSION ECM- ECM Model: A51, Serial Number: BK5536N1204704CD, Part Number: 29545536, Trans Model: 2200HS, Serial number: 6311117936, Voltage: 12V, Pin Plug: 80 Pins, Rectangular Plug, 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# BK5536N1204704CD,, Truck Year 2013, VIN 1HTMMAAL8DH183243 1HTMMAAL8DH183243