Ford 9" Cast Iron Pinion Support

the Aeroflow performance ford 9" cast iron daytona style pinion support is far superior to the original ford design. It features a larger inner bearing and race with improvements in oil flow. This allows for use in higher torque or horsepower applications, while also increasing bearing life. All bearings and races are sold separately ( af5075-1002 ). *recommend to use pinion nut af5075-1003.