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.

Should you use a Full Floater Rear End?

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.

Replacing a G-Body 7.5" Bolt Rear End

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.

Ford 9-Inch Housing Identification and Axle Measurement

Decode, ID, and upgrade your GM 12-bolt rear end. Learn axle specs, gear ratios, and best performance parts upgrades.

GM 12-Bolt Rear End Identification & Upgrade Guide

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.

Replacing GM Rear End Spherical Bushings

Get more details on Project Chevelle's 9-inch housing, third member, and tubular control arms installation.

Project Chevelle: Rear Axle Upgrade

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!

Rear Axle Assembly - 410 Sprint Car Build

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!

Rear Axle Installation - 410 Sprint Car Build

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

Stallard SST Rear Axle Installation

Click to learn about split wishbone, hairpin radius rod, and four bar suspensions. Learn the history and difference between these solid axle suspension designs.

Solid Axle Front Suspension Options

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Grand National Street Axle Housings

Grand National Street Axle Housings | Speedway Motors

Shop Grand National Street Axle Housings and get Free Shipping on orders over $175 at Speedway Motors.

Grand National Street Axle Housings

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Fabricated Ford 9 Inch Grand National Rearend Housing, IMCA Approved

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