(Used) 2015 Allison (AT), TRANSMISSION ECM- ECM Model: A61, Part Number: 29550689, Serial Number: BK0689A150430244, 12 Volts, A61BR02K9, CIN: B14100034978E, Transmission Stock #P-60320, Transmission Model: 2200RDS, Plug Pins: 80 Pins Plug Rectangular, 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