(Used) 2012 Detroit DD15, ENGINE MCM- Model: MCM2, Part Number: RA0014469935 1816 DDR-D, Serial Number: 161464118, HW: D3, ESN: 472903S0120144, For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY ELKTON, MD 21921