Racing 31 Speedway Rearend Spools Parts

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

Tim talks about our Winters quick change rear end & components.

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

Now that Project Chevelle is finally making real power, we want it all to get to the ground without breaking anything. Follow along as we install a 9-inch housing, third member, and some trick tubular control arms!

Rear axle assembly can be difficult, but Jason Martin is here to help simplify the process. Learn how to square the rearend of your sprint car.

Speedway Motors employee Pat O. talks about shock ends.

Explore dirt stock car racing’s key terms, classes, rules, parts, and tips for success in this ultimate guide for new competitors.

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.

Speedway Motors and Classic Trucks teamed up to build a 1952 Chevy Truck in celebration of Speedway Motors’ 65th Anniversary. Jason and Tom take a few minutes to talk about the rear suspension the team used on the truck.

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