
SpeedBox 3.0 B.Tuning for Bafang (3 pin connector)
Maximum speed: Unlimited (adjustable) · Display shows: Real values · 3 activation / deactivation methods: Via SpeedBox Connect, the LIGHT button or the + - + - combination
R5,600
Incl. 15% VAT
In stock — ships from Gauteng
Courier delivery in 1–3 business days to main centres.
10 min fitment
Removable
OEM plugs
This module allows assistance above 25 km/h. A bike modified this way is treated as a moped and may only be used on private land or closed circuits — never on public roads.
Product details
Get to know your SpeedBox
Product information from SpeedBox. Confirm compatibility before ordering.
Key features
SpeedBox 3.0 B.Tuning with integrated Bluetooth is a tuning chip for e-bikes with Bafang Max Drive M300 a M400. It removes the speed limit, allows you to set a custom maximum speed and, thanks to SpeedBox Connect connects your e-bike with a mobile phone.
Tuning control
Switching the speed limit on and off
SpeedBox Connect
The B.Tuning version with Bluetooth connects your e-bike to a mobile phone via the app
Easy installation
Thanks to clear instructions including a video guide, anyone can handle the installation
Compatibility
Compatible motors: Bafang Max Drive M300, M400
Not compatible with: display with a UART connector, Bafang Max Drive M420, Bafang Max Drive M500
App: SpeedBox Connect
Technical specifications
Installation
Installation zařízení je snadná a intuitivní. Vyber si způsob, který ti nejlépe sedí - video návod, tištěný manuál nebo detailní obrázkový průvodce krok za krokem.
Video guide
You can find a detailed installation and tuning activation procedure on our YouTube channel
Printed manual
Inside the product package you will find a printed manual including a wiring diagram for connecting the chip to the motor
Step by step
The illustrated guide will walk you through the installation step by step. Each step is accompanied by photos and a clear description.
Warning
• Rules for using derestricted e-bikes vary by country, so check local legislation before riding.
• SpeedBox is intended for off-road use only and you use it at your own risk.
• The manufacturer is not liable for damage caused by illegal or improper use.
• Installation may also void your e-bike warranty.
• For your safety, use appropriate protective gear and ride with maximum caution.










