Studebaker Transtar 700R4 Steering Columns & Components

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!

Installing a universal tilt steering column in an old car is a common upgrade. Check out this tech article to learn how to mount your custom steering column correctly.

Learn more about GM steering column identification, GM steering column lengths, and GM steering column compatibility.

Watch our Steering Column Wiring Guide video for useful tips on wiring your new steering column for your vehicle. Ididit takes you through the wiring process.

Tired of those nasty, sticky indicator levers on you GM steering column? Resurrect them with Speedway Motors' Column Dress-up Kit, reviewed here by one of our own employees!

In this Tech Tip, John responds to a customer question about the versatility of one of our steering columns and its potential uses.

If you're upgrading to an ididit tilt steering column, you'll need the dimensions of the column to make sure it fits. Click here for dimensional drawings of ididit's 4 different column designs.