Yukon Gear Ford Lincoln Mercury (4WD/RWD) Differential Spool – Rear YPFSF9-40

This is a complete package that includes front/rear ring/pinion sets along with the most complete master kits on the market; giving you everything you need to re-gear the front/rear differential in one easy part number.

USA Standard Gear Re-gear and Installation Kits are an easy way to re-gear a four-wheel drive vehicle with one simple part number. The kits package front and rear ring and pinion sets with the most complete master overhaul kits on the market. USA Standard Gear employs rigorous in-house quality testing and inspections to ensure its gears pass dimensional, material, and fitment testing. Available in a wide variety of OEM and aftermarket ratios, USA Standard Gear ring and pinion sets are ready to withstand the rigors of everyday commuting, trail running, and all types of spirited driving.

• High Performance Gear Set
• Uses Latest Designs And Manufacturing Technologies
• Provides Gear That Is Strong And Easy To Set Up
• Standard One Year Warranty

Application Summary: