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Fits SUR-RON Firefly and Light Bee
Remove the plastic cover of the central drive from below
A smart Tuning Kit Volspeed V4 with an option to set a speed limit of an e-bike of your own choice
SpeedFun FURIOUS for Brose is a revolutionary tuning kit which suppresses the speed limiter of your electric bike
This provides a noticeably sportier riding experience while maintaining moderate battery consumption
Volspeed V4 for Bosch Gen2 / Gen3 / Gen4 motors (not Bosch Smart System) light Fits SUR-RON Firefly and LightWhat does this Tuning Kit do? A smart Tuning Kit Volspeed V4 with an option to set a speed limit of an e bike of your own choice. After the chip is installed, your e bikes display will show real data, such as maximum and average speeds, daily mileage and cruising range. In contrast to the almost complete elimination of the speed limit with other tuning modules, this module still allows a very sporty riding style with moderate battery consumption by