The core of the Schlumpf-Drive is the coupling sliding on the axle. It is connected to the conforming part of the planetary drive by pushing a button on the left or on the right side of the axle. This means the charge on the pedals is automatically discontinued and the drive is discharged.
There are three variants available:
Please calculate here the development in meters of your bike in combination with derailleurs.
Please calculate here the development in gear-inches of your bike in combination with derailleurs.
Please calculate here the development in meters of your bike in combination with internal hubs.
Please calculate here the development in gear-inches of your bike in combination with internal hubs.