There was a time when the Ford 9-inch axle was synonymous with strength. It was the must-have upgrade, not only for four-wheelers but for hot rodders and drag racers, too. It was plentiful, virtually ...

The now-standard Ford 9-inch rearend gives you a "means business" aura. It's strong, it looks good, there are endless new and used parts available for it and, most importantly, people think you're ...

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 ...