Tire Durometers

Learn how durometers can help you select the best tires from a new stack, or help you decide when you need to replace your current set.

Longacre provides tips on how to determine when it's time to buy new tires.

A complete redesign for Hoosier's rear dirt sprint car tires has come after nearly 25 years. Learn about the changes and how they affect your sprint car setup.

Jeff demonstrates how to install a high quality rear trailing arm kit for his 1967 Chevelle. Learn more about the a-body rear suspension and its unique set of requirements. Find out how to eliminate wheel hop and promote “forward bite”.