**What Does Tire Numbers Mean In Size**. The letter r indicates that this is a radial tire. which is designed for strength and fuel efficiency. Here’s what those numbers and indicators on the sidewall indicate and how to understand them:

What do the Numbers on Tires Really Mean and Why do They garberlinwood.com

For a p185/75 r17 82s tire. the aspect ratio would be 185. The first number is the diameter of your wheel. What do tyre sizes mean?

atvwheelsize.com

The following tire numbers represent rim/wheel diameter (measured from one side to another). What do the numbers on tires mean?

wikihow.com

P—the p in the beginning of this number stands for. Next. have a tire professional help you determine a tire size range that will fit your vehicle and driving needs.

Source: *cheaptiresasap.com*

In other words. your tires sidewall height (from the edge of the rim to the tires tread) is 60 % of the width. In this case. the sidewall height is 0 millimeters.

Source: *edelalon.com*

In this case. the sidewall height is 0 millimeters. Here’s what those numbers and indicators on the sidewall indicate and how to understand them:

Source: *carfromjapan.com*

In this case. the sidewall height is 0 millimeters. For a p185/75 r17 82s tire. the aspect ratio would be 185.

smartmotorist.com

It is important to know exactly what is meant by tyre size. For a p185/75 r17 82s tire. the aspect ratio would be 185.

#### The Second Number Represents The Width Of The Tire.

The very last number in the sequence. “15.” is the diameter of the tire. But its written in code. The first number is the easiest and measures the width of the tyre in metric millimetres.

#### Twi (Tread Wear Indicators) Dot (Department Of Transportation) This String Of Letters And Numbers Indicate The Production And Factory Date.

Understanding three numbers in tire sizes the first number in a tires size. say 225. is the width of the tire in millimeters. Just after the tire size are some more numbers. commonly. The number 01 would indicate the first week of january. whereas the number 52 would indicate the last week of december.

#### The Letter R Indicates That This Is A Radial Tire. Which Is Designed For Strength And Fuel Efficiency.

The letters and tire numbers printed on the tire represent model. width. aspect ratio. construction. wheel diameter. load index. and speed rating. Sizes such as 26. 24. 20. 27.5. 29 and 700c are common tire diameters. The first number is your overall diameter of the tire.

#### What Do Tire Numbers Mean?

The size elements are essentially the tyre’s height and width. The first number is the diameter of your wheel. 8”. 10”. 12”. 13”. 14”. 15”. 17”. 18”. 19”. 20”. 22”. 23”. 24”. 26”. 28”.

#### Theres A Massive Amount Of Information Branded On The Sidewall Of Every Tire.

This is pretty straight forward except that in the days of buying tires sized by the inch (remember 31/10.50×15). the first number was the height rather than the width. For example. a 26 x 1.75 size means the tire diameter is 26 inches and the tire width is 1.75 inches. The width is the distance of the tire from sidewall to sidewall in millimeters.