Customer:"Hello? I'd like to buy an axleshaft for my Ford 9-inch rear axle." Salesperson:"No problem. Do you know what length, spline count, and wheel-bolt pattern you need?" Customer:"I really don't.

Street FighterThose who have experience building or racing cars know that the weakest link of your drivetrain can cost you dearly. Many hobbyists start out with modest intentions and under-build their ...

'"Just put a 9-inch in it!" That has been the rallying cry for Ford enthusiasts for more than 40 years. If there is an industry standard for rearend strength and durability, it has to be the Ford ...

There are many reasons to run a high-pinion differential in a 4WD vehicle, and there are many reasons to run a Ford 9-inch axle. When used in the front of a vehicle, high-pinion differentials ...