Posted on 4/30/2023
If you have looked at a tire, you have probably noticed a couple of numbers and letters. But what do they mean? Well, below, we will take a closer look at exactly that. We will use this for an example: 225/45 R17. This is one of the most common tire types, and it is fairly simple, so it will be easy to understand. Tire Width - 225 The first number we can see is 225. In this case, it means that the tire is 225mm (millimeters) wide, measured from the two opposite inner lips of the rim. A wider tire grips the ground better but also affects fuel consumption. Aspect Ratio - 45 The second number, 45, is for the aspect ratio of the sidewall. In this case, it is 45% of the width of the wheels. Usually, when the sidewall is higher, the riding experience is much smoother because of the extra cushioning it provides. Construction Type - R The next in line is the letter "R". It stands for radial construction, which ... read more