The Speedmaster PCE439.1002 is a replacement main cap thru bolt designed specifically for the Ford 9-inch third member differential case. Featuring a 1/2-inch x 4-inch UNF thread specification, this bolt is engineered to provide a secure and reliable fastening solution for your Ford 9" differential assembly, helping maintain proper main cap clamping force during demanding performance and racing applications.
Whether you are rebuilding, upgrading, or replacing worn hardware on your Ford 9-inch rear end, the Speedmaster PCE439.1002 thru bolt delivers a direct-fit solution trusted by performance enthusiasts and builders. Sold by America Auto Direct, your source for quality drivetrain and transmission components.