1957 GMC 100 4L60E Transmission Parts

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.

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

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.

Learn about the G Force crossmember and how the symmetrical product design makes for a smooth installation on Jeff's 1967 Chevelle.

Meet the 1957 Ford Fairlane with modern suspension, 560HP, and daily drivability—ripping autocross courses and cruising NC streets.

In this Tech Tip, John responds to a customer request for our recommendations on brake kits for his ’56 F100.

Not only is Greg Turner's '56 a great driver, it's full of great family memories. Built in the home garage by Greg and his sons, this clean Chevy has covered a lot of miles.