Hold the end of the tape measure against the center of the bicycle wheel, and extend the tape in a straight line to the outer edge of the tire. For traditional sizing, double the inches to find the bike tire diameter.

## How do I know my bike rim size?

Step by Step summary

- Look at your bicycle tyre for any markings. …
- If you cannot see an ETRTO, look for a marking width x diameter, in inches. …
- If the diameter is 28, 700C or 29, this is your standard 622 wheel size.

## How is a tire rim measured?

Place the hook of your measuring tape flat against the back of the mounting face (next to the bolts). Pull the measuring tape straight up and measure to the outer edge of the rim. The measurement from the edge of the inside mounting face to the edge of the inside wheel is the backspacing.

## IS 700c same as 28?

700c (622) is usually the same as 28″, and is the same as 29″. The interesting thing about this is that 700c is smaller than 27″. A 28″ could also be the 650B (584mm rim size), like some of us mountain bikers are using in between the 26 and 29 inch size….

## What rim width do I need?

Equivalency table

Rim width | Minimum tire width | Ideal tire width |
---|---|---|

5,0 Inches | 155 mm | 165 or 175 mm |

5,5 Inches | 165 mm | 175 or 185 mm |

6,0 Inches | 175 mm | 185 or 195 mm |

6,5 Inches | 185 mm | 195 or 205 mm |

## Are all rims the same width?

Rim width and tire width are two closely related sizes.

There is a rim width range for every tire size, but on the other side, there is a tire width range for every single rim size.

## How do you read rim markings?

The first number indicates the number of bolts, or lug nuts used on the wheel (usually four or five). The second number is the Pitch Circle Diameter (PCD). This is an imaginary diameter (in millimeters) of a circle that runs through the center hole of the screws that hold the mounted wheels.

## Will a 700C tire fit a 29 Rim?

29″ (ISO size 622) is actually the same rim diameter as 700C, although most 29″ tires will not fit 700C road rims because they’re too wide. 29″ tires are popular with mountain bikers; search for 29″ MTB. … 700C (ISO size 622) is the most commonly used size for modern road bikes.

## What is a 700C tire in inches?

All road and cyclocross bikes are built with 700c wheels, which are 29 inches. However, 700c wheels are designed to accommodate a thinner tire. Many come in widths ranging from 18 to 23 millimeters, with touring tires ranging from 25 to 28 millimeters.

## Will a 28 Tire fit a 700C rim?

What fits what on different road wheels? As I understand it, a 28″ tyre fits 700c wheels and vice versa, a 27″ tyre wo’nt fit a 700c rim. A 700c inner tube will fit a 27″ wheel (i’m guessng probably a 28″ wheel too).

## Can you put different width tires on same rim?

Wheels and tires are not interchangeable words. Tires are a part of the wheel setup. For instance, your vehicle has a set size of rims, but you can buy different sizes of tires to fit those rims, as long as the middle of the tires is the correct size.

## Can wider tires fit on same rim?

As a general rule of thumb, it’s safe to fit a tire up to 20 millimeters wider than stock on the original rim. The actual width of the tire will vary depending on the width of the rim: The tire will expand 5 millimeters for every half inch (12.5 millimeters) increase in rim width.

## Are all 17 inch rims the same?

Wheel dimensions are measured in diameter (15,16-17-inches, etc.) … Replacement wheels that are the same size as stock should go on without a problem. You can fit larger diameter and wider wheels, but you may run into clearance issues.