How do I know my wheel size?

How do I know my wheel size?

First, start with the wheel size for your vehicle. You can find that on the sidewall of the tires on your original wheels or the inside frame of the driver’s door. Check out Tire Size Explained (Reading the Sidewall) for more. The wheel diameter (in inches or millimeters) is the fifth set of numbers and letters.

What do wheel size numbers mean?

The two-digit number after the slash mark in a tire size is the aspect ratio. For example, in a size P215/65 R15 tire, the 65 means that the height is equal to 65% of the tire’s width. The bigger the aspect ratio, the bigger the tire’s sidewall will be.

What are standard size wheels?

Standard road cars generally have wheels that are between 14 inch and 19 inch in diameter. Luxury, sporty cars, SUVs and 4×4 vehicles generally have the bigger size wheels.

How do you decode a wheel size?

Decoding tires and wheels

1. “P” — stands for passenger.
2. “245” — the width of the tire in millimeters.
3. “50” — the percentage ratio of sidewall to tire width measured from tread to bead (e.g. 50% of 245mm is 122.5mm).
4. “R”—radial.
5. “17” — the diameter of your rim in inches.
6. “98” — load index.
7. “V” — the speed rating.

How do wheel sizes work?

Wheel or rim diameter is the distance measured in inches across the face of the wheel, from bead seat to bead seat. It’s measured this way because that’s where the tire and the wheel come together. In our example, the diameter is 16 inches.

How do I match tire size to rims?

Multiply the width in inches by 25.4 (the number of millimeters per inch). This calculation gives you the first number in the tire size. Typically, you can add up to 10 millimeters to the width. So if you had an 8.5-inch rim, the section width range you can safely use is between 215 and 225.

What is the difference between 265 70R17 and 265 65 r17?

Aspect Ratio. We can find a significant change after comparing 265/65R17 and 265/70R17 in terms of aspect ratio. Aspect ratio is the second number of the tire size index. With that being said, the tire format 265/65R17 has an aspect ratio of 65 and the other one has an aspect ratio of 70.

Which tire is wider 255 or 275?

275/70/18 would be be 1 inch taller and 3/4 inch wider than the 255.