Muscle & Classic Car Differential Bearings and Seals

GM’s 10-bolt rear axle has been around since the 1960s, here’s how to determine if your junkyard find is worth taking home

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

A brief overview of the steps Speedway Motors takes to ensure you get a quality differential.

I'm sorry to have to tell you this, but the '64 GTO was not the first muscle car.

Lucas P. explains how to choose the correct part for a Ford 9" third member build in order to achieve a bulletproof rear. You will find specific recommended parts to use from Speedway Motors.

A step by step guide on how to install an open drive conversion kit on a Ford Banjo rear end. View the list of tools and materials needed to complete this installation.

Who gets your pick as the best manufacturer from the golden age of the muscle car wars?

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.

Replace those unreliable old door latches in your classic car, hot rod, or classic truck with Bear Jaw Door Latches from Speedway Motors.

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.