Oldsmobile Custom Cruiser Differentials

Learn what gear oils do for your differential and how to choose the best gear lubricant for your application's needs

Comparing open diff vs limited slip vs locker differentials. Learn how each works, pros and cons, and which is best for your build.

The pros and cons of a welded diff vs open diff, plus what to know before learning how to weld your differential.

A short article explaining the main differences between open and limited slip differentials.

Follow along as Product Guru Jeff K. talks about customizing a Comet Pedal Car for his son!

Jared demonstrates how to install a Sweet Manufacturing collapsible steering column in his 3rd gen Camaro. The collapsible portion not only makes the column safer in a crash but also gives you the length adjustment.

Speedway Motors Custom Length Driveshaft Kits make it easy to have a custom made driveshaft that's perfect for your application delivered right to your door!

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

These Omega Avant-series gauges from Speedway Motors were inspired by the deco masterpieces in cars like the Lincoln Zephyr and Coffin-nosed Cord. They will look right at home in your 30’s or 40’s street rod, hot rod, or custom.

Our guide will help you find the best drag tire for your application and needs