USA Standard Gear Master Overhaul Kits provide all of the necessary parts for a differential overhaul in one simple part number. Save time and money, and get the exact parts you need for your specific installation. Master Overhaul Kit Dana 50 Front/IFS The Most Comprehensive and Complete Master Rebuild Kit on the Market Features and Benefits: Master Overhaul Kit Dana 50 Front/IFS The Most Comprehensive and Complete Master Rebuild Kit on the Market Details: Grade Type: Regular Application Summary: 1980-1998 Ford F-250 (Front) (Drive: 4WD / Note: Dana 50 Ifs Incl. Car Brngs/Races/Pin Brngs/Races/Pin Seal/Cmplte Shim Kit/Rg Gr Blts/Pin Nut/Crush Slve/Oil Bfles/Slngrs) 1980-1986 Ford F-350 (Front) (Drive: 4WD / Note: Dana 50 Ifs Incl. Car Brngs/Races/Pin Brngs/Races/Pin Seal/Cmplte Shim Kit/Rg Gr Blts/Pin Nut/Crush Slve/Oil Bfles/Slngrs)