High Performance spools are made from the highest quality materials to ensure high strength and long life in performance applications. Spools provide 100% power to both tires at all times and are a lower cost alternative to lockers. Spools are not recommended for street driven vehicles. Performance spools come with a one year warranty against manufacturing defects.

*Requires C-clip eliminators

Application: GM 8.5" Rearend (car only) (uses HD style LM102949/LM102911 carrier bearings)

Spline: 30