Truck Auto Trans Input Shafts

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.

A real-world guide to 4L60 transmission specs, strength, and swap tips.

We get a lot of questions about steering parts. Steve talks about some of the steering basics.

There are a lot of choices when it comes to automatic shifters, and we’ll help unpack all the options and features in our automatic shifter buyer’s guide

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

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

Follow Tim as he swaps tail housings and covers on a T-5 transmission

In this tech article, we show you how to measure the working angles on your drive shaft to ensure long life out of your U-joints.

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!