2009 Meritor/Rockwell Other, Truck Delivery, Rear Rears (Tandem Rear or Single), Fits to: International 7400, (Used) 2009 International 7400, DIFFERENTIAL GEARS ONLY- Make: Meritor, Model: RSL21145, Ratio: 6.83, Capacity: 23,000 Lbs, For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY ELKTON, MD 21921, Ratio 6.83, Serial# TBD, Truck Year 2009 1HTWDAAR99H105705