STACYC SPEED SENSOR - 20HDRIVE

STACYC Speed Sensor – 20hDRIVE

The STACYC Speed Sensor for the 20hDRIVE is an OEM electronic sensor that monitors wheel speed and sends data to the bike’s controller and display system. This component is critical for accurate speed readings, pedal assist operation, throttle management, and overall eBike performance.

Designed specifically for the STACYC 20hDRIVE Class 2 eBike platform, it installs as a direct replacement with factory-compatible connectors and mounting points.

Key Features:

• Fits STACYC 20hDRIVE models only

• OEM replacement component

• Measures wheel speed for controller/display system

• Supports pedal assist and throttle functionality

• Plug-and-play style installation

• Lightweight and compact design

Function & Performance:

The speed sensor communicates wheel rotation data to the bike’s electronics, helping the system:

• Display accurate speed and mileage

• Control pedal assist behavior

• Regulate Class 2 speed limiting

• Improve smooth motor engagement

The 20hDRIVE uses a 500W brushless hub motor system with pedal assist and throttle operation up to approximately 20 mph.

When to Replace:

• Speedometer reads 0 mph while riding

• Pedal assist behaves inconsistently

• Error codes related to speed sensing

• Damaged wiring or broken sensor housing

Common Troubleshooting Tips:

Before replacing the sensor, check:

• Sensor alignment and mounting position

• Wiring connections to controller/display

• Magnet spacing (if applicable)

• Damage from impacts or debris

Misalignment or damaged wiring are common causes of speed sensor faults on eBikes.

A small but critical electronic component—the speed sensor helps your 20hDRIVE deliver smooth assist, accurate speed data, and reliable riding performance.