NASCAR has been testing an 18-inch alloy wheel combination on the Next Gen prototype for a few months now, and Monday series officials announced that the 2021 Cup Series cars would officially be ...

The racing series has confirmed that the all-new Next Gen car debuting in 2021 will feature center-lock wheels commonly seen on sports and open-wheel cars, instead of the five-lug type currently used.

A growing safety issue is that NASCAR's new wheel’s spokes are not able to contain the sparks flying from the air gun. Team owner and driver Brad Keselowski says the old wheel had a “really deep dish ...