For over half a century, the Ford 9-inch rearend has ... The third member can be pulled from the axle and placed on a workbench or in a vice. Pinion bearing preload, pinion depth, and backlash ...

As this design evolved, Ford made solid improvements, such as a four-pinion carrier, Limited Slip, Equa-Lok, and Traction-Lok, larger axle bearings, and 31-spline axleshafts. Ford also produced a ...

Chrisman has the experience to set the bearing preload by feel ... After filling the differential with EP-90/140 gear oil, put the car on jackstands and run the engine at idle in high gear ...

Production of the Ford 9-inch axle began in 1957 and ended in 1986 when it was replaced with the 8.8-inch integral carrier rearend ... there primarily due to cast bearing caps and twin spider ...