GMC C25 4L60E Chassis and Suspension Parts

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

In Episode 3 of our C10 build, we install a front suspension kit and finally have a rolling chassis!

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

Watch as we install a front suspension lowering kit on our 1968 Chevy C10. Upgrades include disc brakes with a 5 on 5” bolt circle as well as 2” drop springs and 2 ½” drop spindles.

This article guides you through the process of repairing and painting a subframe for a 1967 Poncho Firebird. See how the front suspension gets an overhaul including new G-comp spindles and a disc brake kit.

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.

Derek kicks off his 55 Chevy rebuild with a fresh small block.

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

Rebuilding a carburetor or renewing it is not as hard or intimidating as it looks. This article will guide you through the steps using a Holley rebuild kit.