AC 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!

Speedway Motors employee Alanna C. walks through the how-to of installing the Vintage Air A/C in her 1965 Ford Mustang.

Caster and camber are critical adjustments to your car's suspension alignment. It's important to understand what caster and camber are as well as how they can affect your car's performance.

In this Tech Tip, John responds to a customer question about the rod end angle on his Model A 4-Bar Suspension Kit.

Settle in for a quick overview of the various components of Air Suspension. We touch on the major parts involved in finding that "perfect" height for your ride in this article.

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 about the steps and tools necessary for a smooth chassis assembly for your sprint car.

Learn how to equip your car with A/C by installing the Vintage Air GenIV SureFit Complete Kit. Jeff installs this kit in his 1967 Chevelle while making some vent modifications to enhance the look and direct air better.

How does a cooling system work? Why is your engine overheating? What parts should you be giving your attention to? This guide answers all your questions.