700R4 Racing Driveline and Axles

The 700R4 is a great choice when it's time to upgrade your classic car or truck with an overdrive transmission. Here's what you need to know about GM's famous 4-speed automatic.

Follow along as Jeff installs an early 700R4 transmission for the big block in his 1967 Chevelle. See how this unit is upgraded and converted to a later 30 spline style.

This resource contains a transmission pan shape ID chart and other tips to help with identifying GM transmissions.

We show you how to keep that old GM transmission when swapping in an LS engine. Our LS swap adapter kits make it easy!

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

Take your crate motor racing to the next level with these tricks and tips that won't get you in hot water with tech officials!

Speedway Motors employee Steve L. takes a few minutes to talk about the various straight axle and radius rod options available at Speedway Motors.

We will show you the differences among traditional I-beam and tube axles and suspension designs used on hot rods; the differences between cross and traditional steering, measuring for springs, what spindles to choose, and much more.

In this Tech Tip, John helps to sort out some fresh suspension for a customer’s ’70 Nova.

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