The Chevy versus Ford debate is as old as these legendary car companies. The debate within the debate has long been GM 12-bolt versus Ford 9-inch. In truth the GM 12-bolt is a far more efficient ...

When the Ford 9-inch axle originally appeared in 1957 under the Fairlane and F-100 pickup truck, no one knew what an enduring legacy it would have. To put that in perspective, the top-of-the-line ...

From the archives: Legendary tech guru Marlan Davis explains why the 9-inch Ford is the strongest rearend out there—it’s all due to “hypoid distance.” ...

Check out how to build a Ford 9-Inch rear axle from scratch with help from the guys at Currie Enterprises which has emerged as one of the few companies who can.