(Used) 2006 Allison (AT), TRANSMISSION ECM- ECM Model: A41, Serial Number: BK5322N17107X6F9, Part Number: 29545322, TRANSMISSION INFO- Model: 1000HS, Serial Number: 6310782018, Engine: Mercedes MBE 900, Type Plug: Rectangular, Pin Plug: 80 pins, For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY, ELKTON, MD 21921