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SpeedBox 1.1 for Bafang Max Drive eBikes | 2020-21

Completely derestricts your eBike, perfect for shredding the trails!

Regular price
$133.00 USD
Regular price
Sale price
$133.00 USD
Shipping calculated at checkout.

100% Money Back Guarantee


All Speedbox products thoroughly tested and safe for your eBike. They are undetectable and can be turned on or off at anytime!


All Speedbox products come with a 2-year warranty


Free Standard Shipping in the UK & EU

UK Express Shipping Available

US/Aus Express Shipping via DHL (5 working days)

30 day returns/exchange

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.


- Plug & Ride, no programming required

- Increase your eBike's max assistance speed up to 50kmh

- Free UK Shipping 

- 2-year limited warranty


- Not compatible with 2016-2019 Bafang motors

- Display shows half values when active


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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SpeedBox 1.1 for Bafang Max Drive eBikes | 2020-21