(Used) 2016 International 9900l, COMPLETE REAR DIFFERENTIAL GEARS ONLY- Make: Meritor/Rockwell, Rear Model: C79 3121P1966S, Serial Number: FORO4747970, Custom Number: C793121P1966S, Capacity: 20,000Lbs, For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY, ELKTON, MD 21921