This simple to use calculator will give you the correct size pulley or motor speed to use if you know the actual or desired information. Say you want to know what size pulley to use on that old planer to get 3450 RPM, you know the motor RPM is 1725 and the pulley on the motor is 6". Simply enter the values and click "Calculate". To use this calculator you must enter at least 3 values in the spaces below. |