(Used) 2017 Detroit (AT), TRANSMISSION ASSEMBLY- Model: DT12-OA, Serial Number: 716330E0028051, Part Number: C07-00052-054, Engine: Detroit DD13, For more information about this item, give us a call. We ship worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY, ELKTON, MD 21921