(Used) 2019 Allison (AT), TRANSMISSION ECM- Model: A59, Serial Number: BK1869A992545432, Part Number: 29551869, Trans Model: 3000HS, 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