Ford 9 inch

Ford 9 Inch Parts and Assemblies

Whether you are restoring a classic or building a trail Bronco, we carry the components that make the 9 inch shine.

What you will find

• Complete third members with nodular cases and Daytona pinion supports
• Premium ring and pinions with street friendly patterns
• Lockers and limited slips for predictable traction
• Fabricated and cast housings, yokes and small parts

Common applications

Popular in Bronco, F-100/F-150 swaps, classic Ford cars and custom builds.

Brands we trust

Yukon, Motive Gear, ARB, Detroit and ECGS assemblies.

Setup tips

Setting pinion depth and pattern is key to noise control. Master install kits include the bearings and shims you need.

FAQs:

Is the Ford 9-inch still a good axle?

Yes. The Ford 9-inch is still one of the most popular axle platforms for street, restoration, off-road, racing, and custom builds. Its dropout third member, wide aftermarket support, and many housing options make it one of the most flexible axle platforms available.

What makes the Ford 9-inch different from a Dana 60 or 14 bolt?

The biggest difference is the removable dropout third member. On a Ford 9-inch, the ring gear, pinion, differential, and setup components are contained in a removable third member that can be built on a bench. A Dana 60 or 14 bolt uses an integral carrier design where the gears are set up inside the axle housing.

Is a Ford 9-inch good for off-road use?

A Ford 9-inch can be excellent for off-road use when it is built correctly. For serious trail, rock crawling, or race use, a fabricated housing, proper tube size, quality third member, correct spline count, strong axle shafts, and the right differential are all important.

Should I use a fabricated 9-inch housing?

Use a fabricated 9-inch housing when you need more housing strength, custom bracket placement, custom width, custom suspension geometry, larger tubes, bracing, or a more serious off-road or race build. For restoration or mild street use, a factory-style banjo housing may be the better fit.

What is a full float Ford 9-inch?

A full float Ford 9-inch uses a wheel-end design where the vehicle weight is carried by the spindle and hub assembly instead of the axle shaft. This can improve durability and serviceability in demanding applications.

What is a 10-inch dropout?

A 10-inch dropout is a larger third member option that uses a larger ring gear and larger bearing package than a traditional 9-inch setup. It is commonly used for higher strength performance applications where a standard 9-inch build may not be enough.

Is a high pinion rear axle a good idea?

A high pinion rear axle can improve driveshaft clearance for off-road use, but it may not be ideal for every street-driven application. If the vehicle will see a lot of road miles, a low pinion rear setup may be a better choice depending on the build.

Can ECGS build a Ford 9-inch to custom specs?

Yes. ECGS can help spec Ford 9-inch axle assemblies around vehicle type, width, pinion offset, pinion angle, bracket layout, housing ends, brakes, third member, gear ratio, differential, axle shaft spline count, and intended use.