Motor Gear
Red gear provides power to the system
Click any gear's M button to make it the motor
Ring Gears
Green hollow gears with internal teeth
Automatically snap to proper meshing position
Pinned Gears
Purple gears are fixed in place
Create planetary systems by pinning gears
Compound Gears
Orange gears have two sizes on one shaft
Click 'C' button to add inner gear
Layer System
Switch layers to organize gears in 3D space
Gears on other layers appear translucent
Chain Connections
Click 🔗 Add Chain, then click two gears to connect
Chains maintain same rotation direction over distance
Gear Ratios
Speed = Motor RPM × (Motor Teeth ÷ Gear Teeth)
Larger gears spin slower but with more torque