Gear Ratio Calculator

Calculate gear ratios and RPM

Gear Details

Driving Gear Teeth

Driven Gear Teeth

Input RPM

RPM

Input Torque

N·m

2.00:1

Gear Ratio

500

Output RPM

19.00

Output Torque (N·m)

Effects

50.0%

Speed Reduction

90.0%

Torque Increase

Calculations assume 95% gear efficiency