Gear Ratio Calculator
Calculate gear ratio, output RPM, output torque, and speed/torque relationships
Results
Ratio: 3.00 : 1
Output: 333.33 RPM · 150.00 Nm
3.00
333.33
150.00
About: The gear ratio is the ratio of driven teeth to drive teeth. It determines the mechanical advantage: a higher ratio increases torque but decreases output RPM, and vice versa. Gear Ratio = Driven Teeth / Drive Teeth, Output RPM = Input RPM / Ratio, Output Torque = Input Torque × Ratio.
Save Configuration Snapshot
Save current parameters to your dashboard for instant one-click reloading.
About This Calculator & Guide
About the Gear Ratio— RPM & Torque Calculator
The Gear Ratio— RPM & Torque Calculator is a specialized online utility designed to help you calculate gear ratios, output rpm, and output torque for mechanical systems. free online gear ratio calculator. It performs calculations in real-time to provide immediate, reliable estimates for study, work, or daily tasks.
How to Use
Simply enter your parameters in the input fields of the calculator widget above. The tool evaluates the inputs instantly and displays the results in real-time. You can modify any value to check alternate scenarios and compare figures dynamically.
Data Privacy & Safety
All calculations are executed locally within your web browser. No inputs are sent to our servers or stored externally, ensuring your personal and financial details remain completely private and secure.
FAQ
Frequently Asked Questions
What does the Gear Ratio Calculator — RPM & Torque do?+
Calculate gear ratios, output RPM, and output torque for mechanical systems. Free online gear ratio calculator. It is designed for quick everyday use and gives clear results without requiring a sign in.
Is the Gear Ratio Calculator — RPM & Torque free to use?+
Yes. The Gear Ratio Calculator — RPM & Torque is free to use online and works directly in your browser.
Can I use the Gear Ratio Calculator — RPM & Torque on mobile?+
Yes. The calculator layout is responsive, so you can use it on phones, tablets, laptops, and desktop screens.