Rating System of the tire includes different approaches such as Speed Rating, Load Index, Tread Pattern, Design and The Uniform Tire Quality Grading (UTQG). All these approaches provide ...

In our example, this tire can be loaded with up to 1,356 pounds. Second, and just as important, is the speed rating for this tire. This is also an assigned value system. In this case, V indicates ...

Ever wonder how fast your tires are rated for? There's a clue right on the sidewall. That letter near the size information is ...

For S-speed-rated tires, it's 112 mph; for T, 118 mph. Speed ratings for other tires include Q, 99 mph; H, 130 mph; and V , 149 mph. Some tires have speed ratings of W, 168 mph and Y, 186 mph.