GMC C25 4L60E Shift Boots

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

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

Compliment that new fire suit you just purchased with the appropriate SFI-rated racing shoes to go with your program. Our racing shoes buyer's guide will help lead your way to the best racing shoe for you!

Learn how to swap out an LS engine with a modern fuel injected engine into a hot rod for added horsepower, fuel economy, or throttle response. View a list of parts and helpful tips to complete the installation.

Choosing new wheels for a GMC Chevrolet truck. This project uses Speedway Motors GM Rally Wheels and new tires to enhance the appearance of the truck.

Tim talks about OER steering wheels and the options we have to offer.

Steve takes us along as he centers the 525 manual steering gear he is using for his Laguna.

Learn how Zach replaces a transmission and breakaway converter in his 55 Chevy, with some helpful tips along the way.

For this special anniversary episode we celebrate 70 years of Speedway Motors with Carson, Craig, and Clay Smith. As the sons of "Speedy" Bill and Joyce Smith, they were there for it all as the business and the family grew up together.

Need a little help Identifying GM Body Styles 1964-1972? Click Here!