(Used) 2014 FreightlinerM2 106 TRANSMISSION ECM - Allison 2100RDS, Part Number: 29551869, Serial Number: BK1869A972860121, CIN: 4H00RML002M, Transmission Serial Number: 6311192305, Engine: Cummins ISB 220, For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY ELKTON, MD 21921