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Unlock the speed limitation of your electric bike with a Brose speed unlock kit. Unleash the full speed of your ebike engine and ride it like a derestricted e-bike should be!

The SpeedFun Brose tuning is an intelligent speed derestriction device designed for all Brose engines including the Brose-Continental, and Brose S Mag 2021 motors. It is designed to remove the speed limitation and allows to exploit the full potential of these excellent Specialized engines allowing for speeds up to 50 km/h. Original connectors which do not alter the characteristics of electrical resistance and water tightness. It does not require an external power supply. Once activated the bicycle will show the speed and relative data halved. From the moment of installation the device is working, always active, not de-activable. Can be installed without restrictions in all Specialized engines.


Can be assembled/disassembled at any time
It does not need any destructive modification to the original parts of the bicycle
Allows you to adjust speed with assistance activated up to 50 km/h
Installation takes few minutes, ready to use, plug and go
Suitable for Brose S MAG 2021 and Continental engines
It does not need batteries or external power supply