GMC K25 C4 Driveline and Axles

We will show you the differences among traditional I-beam and tube axles and suspension designs used on hot rods; the differences between cross and traditional steering, measuring for springs, what spindles to choose, and much more.

The Speedway Motors Tech Team created a quick how-to on squaring the front axle of your open wheel race car.

How to Identify Your Rear Axle

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

Learn how to assemble the front axle of a sprint car. See what tools are needed for assembly including an angle finder gauge tool and king pin reamer.

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.

Learn how to bend and add 45 degree double flares to brake lines and fuel lines. We also cover some common types of automotive flares and useful tools for the job.

Don't forget to change the oil in your tow rig! Lucas Oil has you covered with CK-4 Diesel Motor Oil. Learn more...

Check out this headlight wiring and taillight wiring diagram.