Yukon Positraction internals for 8in. and 9in. Ford with 31 spline axles; in a 4-pinion design. Yukon uses higher quality materials and better techniques than OEM to ensure a longer lasting spider gear set. This kit does not include clutches. All components come with a one year warranty against manufacturing defects.
CA Residents: WARNING: Cancer and Reproductive Harm www.P65Warnings.ca.gov
