What if your regular bicycle could become an e-bike whenever you wanted? The Skarper eBike Drive System is designed to do exactly that. A compact drive unit attaches to the rear wheel with a single click, instantly adding electric pedal assistance.
When you no longer need electric support, simply unclip the drive unit in seconds and continue riding your bike as usual. There are no permanent modifications, allowing you to switch between a standard bicycle and an e-bike whenever you choose.
Compact and Powerful Design
The Skarper system packs a complete gearbox into the space of a rear disc brake. The removable drive unit weighs just 4.5 kg, making it easy to carry and install when needed.

It delivers up to 250 watts of pedal assistance with 76 Nm of torque, providing smooth support for climbing hills and everyday riding while maintaining a natural cycling feel.
Smart Pedal Assistance
The system continuously monitors your ride to provide responsive assistance. Its advanced pedal sensor reads your pedaling effort, terrain gradient, and riding performance thousands of times every second.
Ultra-responsive cadence sensing allows the motor to adjust smoothly as riding conditions change, helping deliver assistance when it is needed most.
Battery and Charging
The Skarper features a 240 Wh battery that provides pedal assistance for up to 50 km, depending on riding conditions and rider input.
Charging is designed to be convenient. The battery reaches approximately 80% charge in around 30 minutes, while a full charge takes about 2.5 hours.
Connected Through the App
The drive system connects wirelessly using Bluetooth and pairs instantly with the Skarper app. Through the app, riders can select different assistance modes to match their riding style and preferences.
The unit is also rated IP55, providing protection against dust and water during everyday riding.
A Flexible E-Bike Upgrade
The Skarper eBike Drive System offers an alternative to permanently converting a bicycle into an electric bike. With its detachable 4.5 kg drive unit, 250 W motor, 76 Nm of torque, smart pedal sensing, Bluetooth connectivity, and up to 50 km of assisted riding, it provides electric assistance only when you want it.
The Skarper eBike Drive System starts at ยฃ1,495, approximately US$1,708.
Source: Skarper
