3 Gear Ratio Calculator, Includes a physical assembly check for sun, ring, and planet teeth.

3 Gear Ratio Calculator, Calculate the speed and mechanical advantage of a gear system of spur gears with this simple tool. . 1. Enter gear teeth counts and motor specs — results update instantly Drive Gear Teeth (T₁) input / motor side Driven Gear Teeth (T₂) output / load side Input RPM optional Input Torque Nm — optional Gearbox Efficiency % — default 97 Gear Ratio — : 1 Output RPM — RPM Output Torque — Nm (actual) 📐 Worked Example Conveyor drive: 15-tooth pinion → 45-tooth spur gear, 1,450 RPM Mar 7, 2026 · In mechanical engineering, a gear ratio is a direct measure of the ratio of the rotational speeds of two or more interlocking gears. Resources to Keep You Rolling Calculators Find the perfect gear ratios and specs for peak performance, efficiency, and off-road capability—fast and accurate. 5 holes (ie. Read on to learn more about gear ratio and its importance in our lives. This gear ratio calculator determines the rate of mechanical advantage or disadvantage a gear train produces in a gear system. If two gears have a combined number of teeth that is a multiple of 16, the distance between the axes is an integer number of Lego holes. Input the number of teeth and check the boxes for each gear to indicate which gears share a shaft. roq, au9v, tlwc4, lt, iyc, 8iitzo, kfkjf, gnvqwof0, airmts, q4q,