(Used) 2006 Allison T2200, TRANSMISSION ECM - Part Number: 29544772, Serial Number: BK4772N06251HTZM, CIN: A4000440W0010318 Model: T2200, Part Number: E010311, Camerota Tag Number: 652783, GM 8.1L, Transmission: P-47692, For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY ELKTON, MD 21921