Benefits
- Replaces Old Differential Fluid
- No RTV/Silicone Required
- Improved Performance
Features
- Royal Purple Fluid Quality
- Ford Racing Friction Modifier
- Reusable Gasket
What's in the Box
- (1) Friction Modifier
- (1) Lube Locker Gasket
- (3) Quarts 75w-140 Royal Purple Fluid
Lightning Rear End Service Kit Replace your rear differential fluid on your 1999-2004 Ford Lightning with this 9.75" rear end service kit! Whether you are doing routine maintenance or replacing gears, this rear-end service kit is sure to get the job done. Over time your differential fluid can become used up or your fluid can become contaminated. This can cause your rear-end gears to lock up causing poor performance and a whining noise. Alleviate these problems or future problems with this 9.75" rear-end service kit!
High-Quality Parts With these name-brand parts you know you are getting the best quality possible. With three quarts of 75w-140 Royal Purple and Ford Performance friction modifier, your gears are sure to be running quieter, more greased up, and running at their optimum performance. This kit features a lube locker gasket to keep your differential sealed up to prevent leaks. This gasket has a built-in rubber seal so you do not need to apply messy RTV sealant.
Ford Racing Friction Modifier Ford Racing friction modifier is a specialty formulated additive to provide smooth operation of clutch-type, limited-slip differentials. One bottle of friction modifier is required when changing the gear oil in the rear ends equipped with Ford traction-lock units.
Application- Fits 1999-2004 Ford Lightning