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: We live in the Midwest, where potholes and bumpy roads are common. Which tire/wheel combination gives the smoothest ride? Which is less prone to damage? Here are the combinations available on the ...

Reinforced tires use stronger sidewalls to handle higher loads and inflation pressure than standard tires. Often marked XL or ...

You know it's time for new tires when your car feels like it's hydroplaning on a sunny day. However, the moment you look at the sidewall, all you see are what look like ancient hieroglyphs. The good ...

Question: We live in the Midwest, where potholes and bumpy roads are common. Which tire/wheel combination gives the smoothest ride? Which is less prone to damage? Here are the combinations available ...

A: The lower the tire’s profile, the rougher it rides. The number after the slash is the aspect ratio denoting the profile. The P235/55HR18 has an aspect ratio of 55. In other words, the height of the ...