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SpeedBox 1.1 for Bafang Max Drive eBikes | 2020-21

SpeedBox 1.1 for Bafang Max Drive eBikes | 2020-21

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Speedbox 1.1 Tuning Chip for Bafang Max Drive eBikes

Looking to derestrict your Bafang motor? This tuning chip suitable for eBikes with Bafang Max Drive motors including; M300, M400, M420. This performance tuning chip is easy to install and will derestrict your eBike motor enabling a maximum speed to 50km/h.

Please note this Speedbox is only compatible with Bafang eBikes manufactured 2020 onwards


- Simple installation & setup

- Activation via light button

- 100% waterproof

- Speedo reading fixed at 22km/h

- Max speed of 50km/h

- Free UK Shipping


Electric bikes equipped with tuning devices are not allowed to be used on public roads, cycling paths and public places. Electric bikes equipped with tuning products can be used exclusively on private property and entirely at one’s own risk. Under the EU's EN15194 regulation it is illegal to ride your eBike on public roads/cycle paths with a tuning device fitted. 

By purchasing a device from eBike tuner ltd you agree that eBike tuner ltd cannot be held liable for any damage, injury, fine or cost to you, your eBike or anyone else involved in your particular incident.  


The use of any tuning products may void the warranty of your eBike. We take no responsibility for any damages resulting from the use of any of our products. 

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