Pitching the stock differential out from under a GM car in favor of a 9-inch Ford has always been the best way to step up the drivetrain for drag racing. Since the price of used 12-bolts has ...

Customer:"Hello? I'd like to buy an axleshaft for my Ford 9-inch rear axle." The Ford 9-inch axle is one of the most versatile drivetrain parts ever created. As an OEM component, the 9-inch was used ...

Without a doubt, Ford's 9-inch axle assembly has been the No. 1 choice for a performance rearend for a long time. The reasons were obvious enough—they were strong, plentiful, and affordable. A wide ...

Drag racing is a brutal sport. Launching a car on a sticky track is hard on drivetrains and losing is hard on egos. If something breaks, not only does it hurt your wallet—it means you’re loading up ...