Everything You Ever Wanted To Know About Rims
The following are various high performance wheel measurements that play an important role in determining tire and wheel fitment:
The distance from the back edge of the wheel to the hub-mounting surface. To determine the wheel backspace:
1. Position the wheel face down.
2. Lay a straightedge across the back of the wheel. Measure the distance from the straightedge to the wheel’s hub mounting surface. Mustang TechCategories: