Next Gen car’s 18-inch wheels “major challenge” for Goodyear

Even before NASCAR could iron out aerodynamic rules packages, Goodyear Tire & Rubber Co. had been hard at work preparing the new 18-inch tires for the car.
The 18-inch bead diameter tires required construction changes and new tread compounds due to the tire’s lower profile sidewall and the changes to the car’s design and weight. In all, Goodyear has spent more than two years testing and …Keep reading