The numbers on a tire's sidewall provide information about its size, manufacture date, load rating, speed rating, and maximum ...

Choosing the right tires is important to getting the most out of your car. Just because tires all look more or less alike doesn't mean they all perform the same, especially when it comes to speed.

Tire treadwear ratings, also known as Uniform Tire Quality Grading (UTQG), were developed by the National Highway Traffic Safety Administration (NHTSA) and the U.S. Department of Transportation (DOT).

The speed ratings of tires are more than just about the maximum allowable speed that the rubber can carry a load before failing, exploding, and causing a massive accident. It's one of the many numbers ...

People have been riding on air since John Dunlop invented the pneumatic tire in 1887. The average motorist might think that his tires’ rubber and steel belts support the vehicles’ weight, but air ...

There's a lot of technology that goes into modern tires. From knobby off-road tires to high-performance summer-sport rubber, there are all sorts of tires for just about every activity you can think of ...