SpeedBox Tuning for your eMTB. To derestrict or not derestrict that is the question. 

This is a quick look at the Speedbox 3.1 B for Yamaha. In my case the PW-X3.
This mod is not for everyone, or every place. It basically, in the US, makes your class 1 eMTB and Class 3 bike.
Some useful links below if you want to go down this road.
SpeedBox Factory Tour and more:
• SpeedBox Factory Tour:...
• This is SpeedBox
• SpeedBox Ebike Tuning ...
• This is SpeedBox
Australian option:
• What Are The Best ebik...
‪@SpeedBoxTuning‬
‪@EpiceBikes‬
‪@gasgasmotos‬‪@gasgasmotos‬
‪@HusqvarnaBicycles‬
‪@yamahabicycles‬

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