The Chevy 12-bolt axle shaft (left) is tapered; the Ford 9-inch shaft is the same diameter throughout its length, except for the short section just after the spline end. This makes it easy to narrow ...

Let's look at one of the simplest steps in assembling a hot rod chassis: the build-up and installation of a Ford 9-inch rearend with axles and brakes. This can be broken down further into two ...

Whenever you're building a hot restomod, thoughts always eventually turn to the rear axle. At one time, choices were simple: 8- and 9-inch removable carrier differentials and housings, two-pinion or ...

One of the quickest ways to add functionality and a touch of flair to your pickup is by replacing the boring, stock, stamped-steel differential cover with a machined-aluminum unit. While there is ...