1987 Meritor/Rockwell Other, Truck Tractor, Front Rears (Tandem Front), Fits to: Ford LNT9000, (Used) 1987 Ford LNT9000, COMPLETE FRONT DIFFERENTIAL GEARS ONLY- Serial Number: AVA87091290, Part Number: E6HS4A298BCHA, Make: Meritor/Rockwell, Model: QD 100NX 251, Ratio: 2.51, Hub Bolts: 5, 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, Ratio 2.51, Serial# AVA87091290, Casting# AVA87091290 1FDYW90LXHVA66596