POLINI HI-SPEED For E-bikes with BOSCH engines. HI-Speed is an electronic device designed for Bosch Smart System motors for e-bikes, in order to increase active assistance from 25 km/h up to 50 km/h, taking full advantage of the performance that the motor can offer.

POLINI HI-Speed is an electronic device designed for E-bike motors in order to avoid the engine stopping at 25 km/h and consequently increase active assistance by fully exploiting the performance that the engine can offer . Polini HI-Speed is very easy to install as the connectors interface directly with the original ones while maintaining their water resistance. Installation takes place in a few minutes without opening the engine or removing the original seals and is totally invisible as its housing uses the internal space of the engine cover. It is totally reversible and you can return to the original configuration in a few minutes. Without battery as it is self-powered.

- NOT compatible with Magnet Rim
- By default the unlocking is always active and the correct speed is indicated by the last 2 digits on the display, for example example 12.5 corresponds to 25 km/h
- It makes the bike more reactive thanks to a different sensor reading by slightly shifting the engine power delivery curve.

ATTENTION! READ CAREFULLY THE ASSEMBLY INSTRUCTIONS AND THE USER MANUAL THAT CAN BE DOWNLOADED FROM THE ''DOWNLOAD PDF'' BUTTON IN THE BAR BELOW