Bike Wheel Sizes

Standard Full-Size Wheels · 26″ Wheels (ISO 559 mm) · 27.5″ / 650b Wheels (ISO 584 mm) · 29″ / 700c (ISO 622 mm) · 27″ (ISO 630mm).

Get the largest measurement, between two points directly opposite one another. Slide one end of the tape back and forth along the rim until the measurement is

4 2020 . — Wheel sizes have been measured in a variety of guides for some time now. · The first two digits of the ETRTO denote the tyre width in mm. · So, if

Today's bicycle rims and tires come in a vast range of sizes, ranging from a minuscule 12 inches to a larger-than-life 36 inches. The majority

Most mountain bikes today are offered in one of two wheel sizes: 27.5˝ (also know as 650b) or 29˝ (called 29ers), with traditional 26˝ wheels reserved for

Sizes — Conventional metallic bicycle wheels for single rider bikes commonly have 24, 28, 32 or 36 spokes, while wheels on tandems have as many as 40 or 48

You may measure the circumference of a rim by wrapping a measuring tape all the way around the rim. You derive the diameter from the circumference. A narrow,

For traditional sizing, double the inches to find the bike tire diameter. To determine the ISO diameter, measure in millimeters from the center of the wheel to

Frame size corresponds with the actual length of the seat tube, measured from the center of the bottom bracket spindle, to the seat post quick

4 2020 . — Most bikes have their ETRTO wheel size marked on the side of the tyre. The image below shows you where to find this number.