Dirt Track Axle Housings

Need help with rear end identification for your muscle car or hot rod? Learn how to identify 9-inch Ford housings and how to measure your axles with our diagrams.

Quick change rears have been around since the 1940s and while many are familiar with them, to others they’re a mystery we’ll help explain

A full floating rear end is not just for dedicated track cars anymore. Many high horsepower street cars will be well suited to make the move to a Grand National style full floating axle. Read on to see why.

Steve replaces the factory GM 8.5" 10-bolt rear end on his '76 Chevrolet Laguna S3 with a GM 10 & 12 bolt bolt-on rear disc brake kit.

Learn how to assemble a rear axle assembly as we put together ours for the 410 Sprint Car Build. Our team of builders continues to make progress on the car!

Check out our 6th episode of the 410 Sprint Car Build series. Last time we assembled the rear axle and now we are installing it!

Learn about the power behind the G-body platform and the steps to upgrade a 7.5" bolt rear end to a 8.5" to withstand high horsepower. See how to change the differential fluid and install new gaskets.

In this budget build, a GM rear end is upgraded in order to hold 400+ HP. See how spherical bushings are replaced in a used 8.5” GM 10 bolt rear end.

We help determine what are the best 10-spline quick change gear ratios for your street or racing needs

Eagle Motorsports, Inc. put together a how-to video on installing their Stallard SST Rear Axle Assembly.