GMC 3000 C4 Chassis and Suspension Parts

In Episode 2 of our '68 C10 build, we rip it apart, clean up 54 years of rust and dirt, and get to work on the rear suspension.

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

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.

Learn more about GM steering column identification, GM steering column lengths, and GM steering column compatibility.

Whether you are looking to change the look of your truck, get rid of your tired rusty springs, or upgrade the ride quality of your truck, Speedway Motors has you covered with stock height and lowered spring options.

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

See how to install 3" Ram Horn exhaust manifolds on a C/10 with a 406 engine. Learn some tips on welding steel tubing to a cast iron manifold and how they are modified to fit the truck.

In this Tech Tip, John answers a customer question about finding the right axle length for his 1931 Model A.