Gear Ratio Estimator

Provides quick gear ratio calculations for practical engineering use.

0 views

Result

Gear ratio

3:1

Output speed (RPM)

500 RPM

Gear Ratio Estimator — How It Works

Provides quick gear ratio calculations for practical engineering use. Try the Gear Ratio Estimator in your browser — instant results, no sign-up.

Enter your values in the fields shown. Results update live as you type.

Yes — runs entirely in your browser.