GMC Typhoon 700R4 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.

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

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.

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

In this Tech Tip, John answers a customer question about finding the right axle length for his 1931 Model A.

With the coil-overs attached, it is now time to make the Chevelle rear whole again. Follow along as Jeff installs a 9" third member and spline axles with a few tips on axle lengths and bolt patterns.

Click to learn about split wishbone, hairpin radius rod, and four bar suspensions. Learn the history and difference between these solid axle suspension designs.

Jeff chooses Redline Radial Tires and black powder-coated steel wheels for his 1967 Chevelle. See how he installs the tires with some helpful tips along the way.

Check out this headlight wiring and taillight wiring diagram.