Our New Sidewall Stiffness Tester allows you to use your existing set of digital scales to take your readings saving hundreds of dollars and still have the accuracy of the higher priced units.

-Many people are not aware but there is nearly 30 Pounds difference in some Maxxis Tires on the relationship of how stiff the sidewall is. In our track testing, we have determined that 10 Pounds can make a difference in the kart's handling characteristics.

-With our new tool, your tire selection becomes much more defined. Whether you are running a Bridgestone club tire, a Burris Champ Tire or a Maxxis. You now have the ability to fine tune kart handling by choosing the right tire! Gecker Motorsports can help you in determining the difference in your your tire selection.

-Ever had a set of tires that worked better than all others? This new tool can help you find out why that was.

Racer Price $299

Scales not included.