Bike Gear Ratio

Calculate Bike Gear Ratio instantly with the exact formula and a worked example.

Bike Gear Ratio

Front (teeth)
Rear (teeth)
Gear ratio
3.5714
Calculate Bike Gear Ratio instantly with the exact formula and a worked example.

More about: Bike Gear Ratio

What it calculates

The “Bike Gear Ratio” calculator computes Gear ratio from 2 parameters: front (teeth), rear (teeth).

A study aid and exam-prep helper.

Example calculation

With parameters Front (teeth) = 50, Rear (teeth) = 14 the result is 3.57.

How to use

  1. Enter front (teeth) and rear (teeth) — each field above is adjustable with a slider.
  2. Gear ratio is calculated automatically as you type.
  3. Check the worked example below to see the formula applied to real numbers.
  4. Copy the result or bookmark this calculator.

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FAQ

How is Bike Gear Ratio calculated?
The Bike Gear Ratio calculator computes Gear ratio from front (teeth), rear (teeth). Enter your values above and the exact formula is applied instantly; a worked example with real numbers is shown below.
Is the Bike Gear Ratio calculator free?
Yes. It is completely free, needs no signup, runs entirely in your browser, and sends no data to any server.

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