The Yukon Trac Lok spring plate for Ford 8- and 9-inch housings is a direct-replacement component intended for Trac Lok differentials. It matches the original spring-seat profile needed in Ford 8" and 9" axle assemblies. Made by Yukon Gear & Axle, a maker of small differential parts, this spring plate helps complete Trac Lok installs with a part sized specifically for Ford 8" and 9" applications.
Yukon Gear Trac Loc Spring Plate For Ford 9in & 8in