Design Complete Drivetrains

Build multi-stage gear and pulley systems with real-time calculations. Convert units, find components, and export your designs.

All Engineering Tools

Configure motor, gear stages, and output for a complete drive system with real-time calculations.

Convert between metric and imperial units for length, mass, force, torque, speed, power, and more.

Find optimal gear and pulley combinations that hit your target ratio from available tooth counts.

Calculate required belt length for two-pulley systems from pulley diameters and center distance.

Decode and build CiA 402 statuswords and controlwords for servo drive diagnostics.

How ratios affect speed and torque in your drivetrain

The fundamentals of motor, gears, and output

Servo drive states, statusword, and controlword

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