4L60E Street Chassis and Suspension Parts

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

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.

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

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

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

This article highlights the finishing touches of the front suspension in Jeff's Chevelle. Learn some tips on how to install the steering arms, center link and tie rod assembly.

Jeff preps the rear end housing to secure the brake lines and shows how to fasten bolt-on brake line tabs on the lower trailing arm bracket. Follow along as he applies Wilwood Dynalite Calipers to his 1967 Chevelle.

This old sedan was untouchable in the early 60's.

Use our Brake System diagram to help with your street rod brake system project. We also diagram both single flare and inverted double flare fittings for you.

Learn the importance of maintaining the right pressure in your tires for longer wear, enhanced handling and to get better fuel economy.