Stacyc Replacement Planetary Gearbox 16eDriveElite/18/20eDRIVE

Bring your bike back to life with the STACYC Replacement Planetary Gearbox, designed for 16eDRIVE Elite, 18eDRIVE, and 20eDRIVE models. This complete assembly is responsible for converting high-speed motor output into usable torque—delivering smooth, controlled power to the drivetrain.

As a sealed unit, the planetary gearbox houses internal gears and bearings that are not typically serviced individually. Replacing the full assembly ensures proper alignment, reliable performance, and long-term durability.

Key Features:

• Fits STACYC 16eDRIVE Elite, 18eDRIVE, and 20eDRIVE models
• Complete planetary gearbox assembly (sealed unit)
• Converts motor RPM into usable torque
• Restores smooth and consistent power delivery
• OEM replacement for exact fit and compatibility
• Durable construction for long service life

Performance Benefits:

• Eliminates grinding, slipping, or power loss
• Improves drivetrain efficiency and responsiveness
• Ensures quiet, smooth operation

When to Replace:

• Grinding or clicking noises from drivetrain
• Loss of power transfer or slipping under load
• Excessive drivetrain play
• Internal gearbox failure

Good to Know:

• STACYC does not typically offer internal rebuild kits—this is the correct replacement solution
• Installs directly in place of the original gearbox
• Compatible with stock drivetrain components

A critical drivetrain component, the planetary gearbox plays a major role in how your STACYC performs—making this replacement essential for restoring power, reliability, and ride quality.