Input Conditions
RPM
N·m
%
Gear Stages
Driver TeethDriven TeethRatio
—
Overall Ratio
—
Output RPM
—
Output Torque
—
Output Power
💡 Ratio is driven ÷ driver teeth. A ratio above 1 is a reduction — slower output, more torque. Below 1 is an overdrive — faster output, less torque. Idler gears between the driver and driven gear change direction but not the ratio.