2016 Detroit DT12-OA, Truck Tractor, Transmission Assys, Fits to: Freightliner Cascadia 125, (Used) 2015 DETROIT (AT), TRANSMISSION ASSEMBLY- Model: DT12-OA-1650, Serial Number: 71538401672971, Engine: DD15, 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# 71538401672971, Casting# 71538401672971, Truck Year 2016 1FUJGLD52GLHT2111