2 days ago · The numbers and letters on a car tire may seem confusing, but they're actually relatively simple once you understand them. Here's what they mean.

How to read tire size is complicated. Learn how to read tire size, use our tire size converter, or browse our tire size conversion charts.

Oct 15, 2025 · CR explains the cryptic sidewall codes on a typical tire, explaining how to decode tire size, load index, maximum pressure, speed rating, and more.

Oct 9, 2024 · By knowing how to interpret the numbers and letters on a car tire, you can know the speed rating, temperature resistance, load index numbers, as well as the tire's width and rim diameter.

Aug 14, 2024 · Knowing how to read your tire is a helpful skill for buying the correct wheels and tires and determining a tire's age and its maximum load-carrying capacity.

Oct 4, 2023 · What do tire sizes mean, and how do you read them? What are tire load index and tire speed ratings? We break it all down, including charts.

In this article, you will learn to read a tire size and its maximum load and speed and find out how the brand, range and tire type, are shown on your tire. You will also learn about other tire markings such …

With a little explanation it's easy to understand what all of the letters and numbers mean on your tire's sidewall. The numbers are indicators of the size, type, and performance of the tire. Enter your …

May 17, 2025 · Learn how to decode tire size numbers like a pro. This 2025 beginner’s guide explains each part of the tire code, how to choose the right size, and how tire size affects safety, comfort, and …

These letters and numbers tell you the tire size, type of tire and safety standards. We will teach you how to read your tires below. The first character (s) in a tire size designate the tire’s class. In this …