This tool is designed to help you find the exact pinion center line of your rear end housing. Use this tool when you install your brackets on your rear end housing or install your housing ends. It bolts to the face of your rear end housing and has a slot that will locate the pinion center line.
Made from .250" 6061-T6 aluminum featuring a hard anodized black finish and laser engraved. It will work on the six most popular rear end styles: Dana 60, GM 12 Bolt, Ford 8.8", Ford 9", Mopar 8.75", and Olds.