The tire treadwear rating is based on a standard that uses a control tire with a score of 100. Most tires' ratings are 200 to 500. A high number is better.

Between amateur endurance racing and the Sports Car Club Of America's "Street" autocross classes, there's quite a few series now mandating around 200-treadwear rubber. So, of course, different ...

You should check the numbers on the side of your tires to see what your tires' ages are, and if you're interested in going fast, there's a simple way to check the top speed rating on your tires as ...

When shopping for tires, you’ll find the treadwear rating—a number indicating the tire’s predicted longevity—on the sidewall, the smooth section of rubber between the tread and the rim.

The letter or number grades on treadwear, temperature and traction can help when purchasing replacement tires. Ideally, every tire would have a high rating in all three categories, but like just ...

Fortunately, treadwear can indicate a tire's compound type: generally speaking, R-comp tires can be identified by having treadwear ratings of 140 or less and by having little or no tread pattern.

The amount of tread on a tire is critical in determining how well it will vacate water to maintain contact with the road in the rain.

Until now, you had to trust the tread-wear ratings on the sidewalls and a tire’s tread-wear warranty to tell you how long your tires would last. Consumer Reports’ new tests show that claims ...

Tires come with warranties, as well as tread-wear ratings. Those ratings are based on tests mandated by the federal government and conducted by tire manufacturers. But Consumer Reports just ran ...

More than 256,000 vehicle miles were logged last year to generate our exclusive treadwear ratings These findings underscore the value of looking at comparative tread life based on testing. We test ...

As an example, the tires on my car have a treadwear rating of 800, will they last 80,000 miles that is unknown but they may last twice as long as the same tire with a 400 rating.