Oldsmobile Cutlass Calais Radius Rods

When it comes to a traditional style build on an early hot rod it just has to be rolling on a solid front axle of some sort. In this buyer's guide we take you through I-beam and round tube solid axles, spindle choices, radius rod needs, and more.

Speedway Motors employee Jess M. talks about customizing the rear radius rods she installed on her '33 5-Window coupe.

Axle / Clevis / Bracket / Radius Rod Assembly

The Speedway Motors Tech Team created a quick how-to on squaring the front axle of your open wheel race car.

Learn how replace lower and upper rear control arms. Read up on racer Steve's A-body control arm replacement and the bushings included kit he recommends.

Looking for a cost effective way to upgrade the front of your car? This article shows the steps to replace upper and lower stock control arms with tubular control arms for added suspension strength.

Save some weight by swapping in some upgraded control arms! Employee Steve L. reviews the 1970-81 Camaro Upper Control Arm.

Have a 1970-1994 GM A- or X-body in need of some new lower control arms? Take a look at what Speedway Motors' employee Steve L. has to say about our lower control arms!

Learn how to lower a hot rod by modifying the axles and some history behind early hop ups. This project features a Ford axle with wishbones for a Model A.

Choosing the right suspension products when building your street rod or custom car. A step by step on how to determine which parts are needed for installation, how to calculate the spring rate and other helpful tips along the way.