Yukon Gear Pinion Depth Shims For GM 8.25in IFS / 8.5in / 12 Bolt Car / Ford 8.8in & Chrysler 8.25in - SK 25300 Yukon shim kits are precision machined and tailored for each individual application to ensure you have the right shims for every set up. $46.81 Add to Cart The item has been added Compare