Q: Can you tell me why tire sizes are designated as they are? If I understand correctly, we have metric, English and a ratio. Like, a “235-75R15” tire is 235 millimeters wide, has a 15-inch hole in ...

Question: I just started shopping for new tires and am confused by all the numbers used to list each tire. What do the numbers 98V mean? They’re listed right after the P225/60VR16 on the tire I’m ...

Think those numbers on tires don’t matter? They can tell you more than you’d expect. Here’s why it's essential for every car owner to know. Have you ever taken a close look at your tires? If so, ...

Your tires can’t talk, but they have a lot to say. Not all tires are created equal, and most of the details that make the difference between a Bridgestone Blizzak and a Pirelli P Zero are summarized ...

Tires have a lot markings on their sidewalls. Most of us know the basics, but in the next 11 minutes, we'll all become absolute know-it-alls about how to read just about every letter and number on a ...

Q: I am looking to replace the tires on my ’95 Honda Accord LX V-6. Honda recommends using P-205-50-R15-91V tires. I have found that these tires are somewhat expensive and there are not many brands to ...

Brian Cooley is CNET's Editor at large and has been with the brand since 1995. He currently focuses on electrification of vehicles but also follows the big trends in smart home, digital healthcare, 5G ...

It's been three years since we first posted "Tire testing by the numbers," where we shared some of the details of our extensive tire testing program. And since we ran that blog post, our testers have ...

If you have ever studied a motorcycle, looked at the tires, or maybe never noticed until you went to put air in your bike’s tire, you probably saw some numbers and perhaps even letters on the side. If ...

Have you ever taken a close look at your tires? If so, you’ve probably noticed a series of numbers and letters printed along the sidewalls. What exactly do they mean, and why are they there in the ...