Dirt Track Tire Grinding Discs

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.

With the development of bias-look radial tires, hot rodders can get the vintage look of bias-ply tires with the excellent ride quality of a modern radial tire.

Explore dirt stock car racing’s key terms, classes, rules, parts, and tips for success in this ultimate guide for new competitors.

Our guide will help you find the best drag tire for your application and needs

Grooving tires increases traction or grip. Find out more about the do's and don'ts when it comes to grooving.

Learn some helpful tips for using your tire groover as well as what direction to cut your grooves and sipes for maximum side bite and forward bite on your dirt circle track race car.

Upgrade your tires using a cross-reference chart to convert bias-ply tire sizes to radial tire sizes, as well as a formula to find the overall height of a tire.

Need better tire traction on the track? Read our guide on increasing traction with grooving, siping, and needling to ensure your racing tires have great grip.

Obtain the perfect tire fitment on your ride with the WheelWise Tire Fitment Tool

Should you mix bias-ply and radial tires? Get all the information you need with our guide on radial tires and bias ply tires, and why mixing is risky.