(Used) 1999 Ford F800, COMPLETE DIFFERENTIAL HUBS- Side: Passenger Right Side, Material: Steel, Part Number: R487A, Serial Number: AVA98117548, Make: Meritor/Rockwell, Model: RS21145NFNN553, Ratio: 4.33, Capacity: 23,000 Lbs, Hub Bolts: 10, Brake Type: Drum, For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY, ELKTON, MD 21921