The Performance Tool 23-pc FWD Wheel Bearing Service Set, No. W89307, is designed to service front-wheel drive wheel bearings quickly and efficiently to save on labor costs. The set easily replaces wheel bearings without needing to remove the steering knuckle and strut assembly. It's made from heavy duty steel and has a black oxide finish for rust resistance. The set works on most FWD bearing assemblies on domestic and imported cars and small pickup trucks and comes in a custom-fit case with slots for each tool to organize, protect, and extend the life of the tool.