LEGO Gear Ratios

Gears and Drivetrains in LEGO Mindstorms Another useful tool for getting all creative with your LEGOS. A handy tutorial showing you common ratios for the gears that are common to the LEGO Mindstorm kit. You can also find these gears in a variety of other LEGO sets. And if your totally flummoxed about what gears are just having a look around should answer some of your questions.