With SpeedBox you won´t be limited to the speed of 25 km/h anymore. You can freely enjoy the maximum power of your electric bike, limited only by your pedaling frequency.
SpeedBox 2.0 for Yamaha and SpeedBox 2.0 for Yamaha PW are reliable tuning chips of the second generation. What exactly does this mean? The speed limit of 25 km/h is completely eliminated with real values shown on the bike’s display.
SpeedBox products are thoroughly tested and we stand by their quality. We provide lifelong warranty to all our products.