2020 Allison Other, Truck Delivery, Transmission ECMs, Fits to: Freightliner MT45, (Used) Allison, TCM- Serial Number: BK6882A183485303, Part Number: 29556882, 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# BK6882A183485303, Casting# BK6882A183485303, Truck Year 2020 4UZAC2EA9LCLN9113