Bicycle Tires By Size

Sizes written as decimals such as 2 75 are different than sizes expressed as fractions such as 2 3 4.

Bicycle tires by size. Read the size carefully. 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. To make matters worse in the early days of cycling every country that manufactured bicycles developed its own system of marking the sizes. These would usually be measured in inches 26 27 etc or millimeters 650 700 etc.

A bicycle tire is a tire that fits on the wheel of a bicycle or similar vehicle. Conversion tables for common bicycle tire sizes. The letter at the end of a tire size is a throwback to an old french system when the letters a b and c designated different inner tire diameters it does not stand for cm. 29 x 2 3 indicates a tire with a 29 outer diameter and a 2 3 width.

A tire size you might see on a road bike. The same size tire would be known by different numbers in different countries. Road bike tires generally come in three widths. With french measurements and mountain bike tires all you really need to know is that 650b 27 5 and 700c 29.

However the most common 26 wheel which is denoted by 26 1 0 or 559mm bsd does not have a designated french size. 700x25c indicates a tire with a 700mm outer diameter and a 25mm width. Most lists the tire size both english french and german targets and rim circumference in millimeters. The size of the bike tire is one of the commonly ignored aspects among the casual riders.

23c 25c and 28c their width in mm. Remember to get yourself a 150 psi portable pressure detection electric bike pump after knowing the right tires to buy for your bike. 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 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.

In most cases riders usually go with whatever bike tire that will come along or leave the task to the local bike shop when it s time to replace or upgrade a tire. They may also be used on wheelchairs and handcycles especially for racing bicycle tires provide an important source of suspension generate the lateral forces necessary for balancing and turning and generate the longitudinal forces necessary for propulsion and braking. A tire size you might see on a mountain bike. Measure your bicycle wheel and tire size with table.

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. When it comes to choosing width there are two major factors at play.