Gear ratio calculator

Combining LEGO gears to calculate torque and speed isn't cumbersome when you use tools like this gear ratio calculator! You can mix and match to get your (theoretical) desired result before building it in real life.

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Author

Pawel Kmiec

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Steve and John did their job every day, yet they never stopped to consider that their tools might be too small for the task. After all: everything is cool when you're part of a team.

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It's a pretty standard site search, but I'm trying to make it smarter day by day. You can currently search for techniques, parts, sets and contributors. If you can't find what you're looking for contact me and I'll try to help you along and make this better.

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