For over half a century, the Ford 9-inch rearend has been the king of aftermarket axle upgrades. Few other axles enjoy the same amount of bolt-on and custom componentry. The Ford 9-inch is a great ...

Plus, it's so simple to rebuild a differential, anyone can do it. Fortunately for Ford enthusiasts, the 9-inch rear was under ... press was the only specialized tool we used for the rebuild ...

The Chevy 12-bolt axle shaft (left) is tapered; the Ford 9-inch shaft is the same diameter ... requiring few special tools. To find out how to do it, we consulted Tom's Differentials, one of ...

All of this is not difficult but does require specialty tools to ... The Big 9-Inch The 9-inch Ford rearend has established itself as the high-water mark for rear axle strength and durability.