(Used) 2006 ALLISON TRANSMISSION TCM- Trans Model: 1000HS, TCM Model: 29544773, TSN: 6310673597, Serial Number: BK4773N16146D6VV, For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY, ELKTON, MD 21921