2017 Detroit DT12-DA, Truck Tractor, Transmission Assys, Fits to: Freightliner Cascadia 125, (Used) 2016 Detroit, TRANSMISSION ASSEMBLY- HAS SOME DAMAGE- SEE PICS. PRICE ADJUSTED Model: DT12-DA, Serial Number: 71537401738788, Engine: DD15, Part Number: CO7 -00052-073, 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# 71537401738788, Casting# 71537401738788, Truck Year 2017 3AKJGEDR4HSJB2759