# How Do You Measure A Bike Frame For Size?

How to Find My Bike Size

1. With your legs apart, take a measurement from the ground to your crotch. Step out onto the ground with your feet bare (or with only socks on) and your legs spread apart
2. A road bike’s inseam length should be multiplied by 0.7 when shopping for a road bike.
3. If you’re interested in a mountain bike, multiply your inseam by 0.66.
4. A bicycle with a frame size that matches the number you computed should be purchased.

## How do I measure for a bicycle?

Measure the distance between the ground and the bottom of your crotch. Make a decision on what kind of bicycle you want: a mountain bike, a city bike, or a road bike. You may learn more about the various bike varieties by visiting this page.

## What size bike do I need for my frame?

Your frame size for a city bike is determined by multiplying your leg inseam (cm) by 0.685.Mountain bike – Leg inseam (cm) multiplied by 0.66 equals the frame size.For a road bike, multiply your leg inseam (cm) by 0.70 to get your frame size (for example, if your leg inseam is 76cm, your correct mountain bike size is 50 cm (20″), your road bike 53cm, and your city bike 52cm).

1. Bike Size Chart (advanced): This is the third method.