(Used) 2006 Allison, TRANSMISSION ECM- Serial Number: BK5322N16339N5GV, Part Number: ATA4103, Base Part Number: 29545322, Model: 2500HS, Serial Number: TMG030841-1, Part Number: 29544719, Engine: International DT466, Trans: 40393, For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY ELKTON, MD 21921