how to read tire size numbers

The numbers are the section width or cross-section width of the wheel in millimeters. Tire width always refers to the.

Tyre Sizes Specifications

The numbers indicating the width of the tire are found after those that indicate the tire type if there is one and before the forward slash symbol.

. P-Metric and Euro-Metric tires may have different load capacities. If you want to. For a P18575 R17 82S tire the. The tyre size concludes with a two-digit number denoting the load index with a suffix to it marking its speed rating.

If a tire size has no letters at the beginning this indicates a Euro metric tire. This number is the tire width. A 22550R16 tire will have a width of 225 mm. The letters and tire numbers printed on the tire represent model width aspect ratio construction wheel diameter load index and speed rating.

For example a tire with numbers 18555R15 has a thread. When looking at a birds eye view this is the tires width when the wheel is upright. The easiest way to tell youre dealing with a metric tire size is the dash separating the first and second number rather than a hyphen -. Width dimensions are also sometimes referred to as section width and is typically stated in millimeters.

Passenger tires have a load index ranging from 75 to 105. These numbers represent the tire width sidewall height and wheel diameter. The first number to appear in your tyre size information is the width in millimeters of the correct tyres for your vehicle. The three most important numbers on the tire represent.

The first number to appear in your tire size information is the width in millimeters of the correct tires for your vehicle. For example an LT 26575R18 has a section width of 265 millimeters meaning the tread section is that wide. Tire Size Useful Guide On Reading The Numbers Reading the numbers that are given as a slash one should be rather careful as they define the tires width rim size and aspect ratio. The first number in a tire size is the width of the tire in millimeters.

Tire size is measured primarily by 3 numbers. The three-digit number following the tire class is the tire width. Another giveaway is the larger numbers. Tire height in relation to the width.

Multiply this number by four the number of tires and your cars maximum load capacity would be 5556 lbs. For a better understanding. 23545 18 Section Width Tire Width. The two digits after the letter R mark the rim diameter.

Reading The Numbers On The Tire To understand how to read tire size lets take an example a wheel with the following number 215 65R15 96V How To Read Tire. The letters LT either at the beginning or at. Width number on tires. The width is the distance of the tire from sidewall to sidewall in millimeters.

Tyre width always refers to the measurement from one.