Calculate Size of Pulleys for a Particular Speed Outcome
Entry Form
How To Use This Pulley Size Calculator.
Enter the motor speed in RPMs.
Enter the motor pulley size
Enter the driven Pulley size
Adjust the pulley size on both
to get the correct output speed. Tip
Smaller pulleys have greater
chance of belt slippage.
Feel free to click the +1 button if you found this helpful.