Motor and battery: The "FSA System" is composed of an assisted electric motor in the rear hub, a 250 Wh battery pack, an additional 250 Wh expansion battery, with a control unit integrated into the bike and a smartphone app. The compact design and low weight of the FSA system (a complete system weighs just 4.0 kg) ensures a stylish addition to electric road, electric gravel and commuter bikes.

Featuring a 20-cell 250Wh battery that integrates fully into the downtube and an additional 250Wh battery that can be installed inside a bottle cage for longer rides.

The 5 assistance settings, including the green "eco" mode up to the red "boost" mode, serve up to a maximum of 250W, while the motor itself is equipped with an integrated torque sensor and two speed sensors, which can Easily adapt to different driving conditions. change styles and conditions. Not only does it provide extremely sensitive but consistent assistance, but it is quiet, emitting less than 55 decibels.

When the EU-mandated 25 km/h power assist limit (32 km/h for the US) is exceeded, the "FSA System" hub shuts down and introduces minimal friction and resistance to the drivetrain, allowing the rider to experience a natural behavior and free experience. pedaling movement. Together with the low overall weight and compact system integration, the use of standard cranksets allows the e-bike to fit like a standard bicycle and have handling as close as possible to a regular pedal bike.