Description
If you’re rebuilding a Ford 8.8 rear differential or upgrading to open spider gears, this complete kit gives you the precision components needed for reliable power transfer and consistent differential action. Whether you’re replacing worn internals or setting up a performance diff, having quality OEM-style spider gears ensures smooth operation and durability under load. This is a critical rebuild component that directly impacts how your differential performs on track or street.
- Ford 8.8 inch
- Open 31 spline
- Spider gears kit
- Includes hardware
- Includes pinion shaft
- Includes washers
- Bolt-on installation
- MPN: F8.8BI






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