Mountain Bicycle Tire Sizes

These would usually be measured in inches 26 27 etc or millimeters 650 700 etc.

Mountain bicycle tire sizes. The fitting and riding would be at the best performance. If you are unsure of your bicycle tire size you can look into a bicycle tire table where you can easily and simply find just the tires that fit your bike. Mountain bike tire size and width. Our recommended range is 2 5 3 1.

Trail and all mountain bikes will have tires in the 2 25 to 2 4 width range. These sizes can be thought of as a sort of shorthand for decimal sizes each with a corresponding iso measurement. Generally bike tire sizes are indicated with two numbers that correspond roughly to the outside diameter of the tire and the width of the tire. The example sizes below give you a rough guide for tire sizes on different types of bikes today.

Nowadays bike tires are typically marked according to iso standard a system originally developed by etrto european tire and rim technical organization but older english and french tire size dimensions are still used as well use the data from the following tables to determine interchangeability and convert between iso etrto english. A cross country bike will have tires in the 1 9 to 2 25 width range. Hi sebastien in the light bicycle rim case a 2 4inch tire would be too narrow for a 35mm internal width rim. Sizes written as decimals such as 2 75 are different than sizes expressed as fractions such as 2 3 4.

Widths range from 1 9 to nearly 5. Conversion tables for common bicycle tire sizes. Outer tire diameters can be 26 27 5 or 29. The sizes you commonly see for mountain bike wheels like 26in 27 5in and 29in all refer to the outside diameter of the wheel with the tire fully inflated.

Most lists the tire size both english french and german targets and rim circumference in millimeters. Tires are essential to mountain biking the type of terrain you ride and they can have a big impact on your riding experience. Once you ve identified your tire diameter 29 27 5 or 26 you ll want to dial in your width. A hybrid of road and mountain tires cyclocross tires are labeled as 700c and have widths indicated in millimeters like road bikes yet are knobbie like mountain bike tires.

26 iso size 559 is the most commonly used size for modern mountain bikes and is also used by many hybrid bikes. Read the size carefully. Whether you are mountain biking on dry trails in utah or through the waterfalls of iceland having the right tires is crucial for the best riding experience. There are multiple tires to consider and it s important to understand tire size.

27 iso size 630 is an older size that was used for road bikes but since so many bikes were built with this size it is still readily available.