Perfectly controlled support

The Active Line is the drive for anyone who places great value on an elegant appearance. Due to its compact size, the Drive Unit can be integrated optimally into the bicycle frame. Its reduced weight and low centre of gravity provide for safe handling. Without any disturbing extraneous noises, you can experience pure riding enjoyment with gentle support up to 25 km/h. And anyone who wants to go faster will benefit from minimal pedal resistance above 25 km/h. The Active Line is also available with a backpedal function.

























Award-winning design
Bosch sets new standards with flowing shapes and a pleasing linear design.
Clean eBike look
Thanks to its compact size, the Active Line drive unit allows improved integration within the bicycle frame.
Easy handling
Its modest weight and low centre of gravity provide for easy handling.
Carefree cruising
The innovative drive concept allows a very light drive unit, weighing only 2.9 kg.
Quiet cruising
A lightweight, quiet Bosch motor provides even more riding enjoyment without annoying extraneous noises.
Great riding sensation
The Active Line delivers moderate support while providing a particularly enjoyable riding sensation.
Relaxation on tour
The intelligent 3-sensor concept takes more than 1,000 measurements per second to ensure a controlled power characteristic.
Maximum torque
A maximum torque of up to 40 Nm ensures gentle supporting acceleration.
Backpedal function
The new Active Line is also available with a backpedal function.

Plastic gear wheel
For the quiet transmission of the motor torque to the hollow shaft and thus to the chainring
Crank shaft
With multi-tooth receiver
Motor control
For controlling the drive system
Torque sensor
Detects the rider's own pedal power and passes this on to the motor control system
Electrical Connections
For battery, sensors and light
Plastic gear wheel
For the quiet transmission of the motor torque to the hollow shaft and thus to the chainring
Absorbs the power of the electric motor and transmits it via a freewheel to the hollow shaft. On the hollow shaft, the chainring is fixed by means of a multi-tooth receiver and a fastening nut.
Crank shaft
With multi-tooth receiver
The pedal is secured on the crankshaft with the crank arm by means of a multi-tooth receiver.
Motor control
For controlling the drive system
The electronic control centre of the drive ensures smooth delivery of power, processing over 1,000 measured values per second.
Torque sensor
Detects the rider's own pedal power and passes this on to the motor control system
Alongside the cadence and speed sensor, this is the key component for determining riding behaviour.
Electrical Connections
For battery, sensors and light
The drive unit contains all the cable connections for the battery, display, sensors and third party components.




Gears
The Active Line is compatible with both the derailleur and hub gear systems.
Unique riding experience
Experience controlled acceleration with minimum pedal resistance when switched off or at over 25 km/h.
Reduced wear
The gear shift detection feature on the Active Line ensures easy and smooth gearshifts.
Active Line + Purion + PowerPack 300

Elegant and smart support
Relaxation on all trips: The Active Line delivers moderate support while providing a particularly enjoyable riding sensation. It is the harmonious, smart drive for anyone who enjoys riding on paved roads or bike trails and wants to have carefree everyday excursions. The PowerPack 300 supplies the system with energy. The low weight of the drive unit makes your eBike lighter. The Purion on-board computer gives you all the essential information at a click of your thumb. Both hands remain safely on the handlebar.
The perfectly-delivered drive system
The Active Line is the smallest and lightest drive and is the ideal choice for anyone who wants moderate support during routine cycling trips. The Active Line makes the perfect team with Nyon, Kiox, Intuvia and Purion on-board computers and Bosch PowerPacks. Experience perfectly delivered acceleration with a quiet drive.
Technical Details
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Active Line | Active Line Plus | Performance Line | Performance Line | Performance Line CX | ||||
Gear type | Derailleur system | Hub gear system | Derailleur system | Hub gear system | Derailleur system | Hub gear system | Derailleur system | Derailleur system |
Power | 250 W | 250 W | 250 W | 250 W | 250 W | 250 W | 350 W | 250 W |
Support level (%) | TURBO: 250 SPORT: 170 TOUR: 100 ECO: 40 | TURBO: 250 SPORT: 170 TOUR: 100 ECO: 40 | TURBO: 270 SPORT: 180 TOUR: 100 ECO: 40 | TURBO: 250 SPORT: 170 TOUR: 100 ECO: 40 | TURBO: 275 SPORT: 190 TOUR: 120 ECO: 50 | TURBO: 260 SPORT: 170 TOUR: 110 ECO: 50 | TURBO: 275 SPORT: 190 TOUR: 120 ECO: 55 | TURBO: 300 eMTB: 120-300 TOUR: 120 ECO: 50 |
Maximum possible drive torque (Nm) (converted to a gear ratio of 1:1 crankset to chainring) | TURBO: 40 | TURBO: 40 SPORT: 38 TOUR: 35 ECO: 30 | TURBO: 50 SPORT: 45 TOUR: 40 ECO: 35 | TURBO: 50 SPORT: 45 TOUR: 40 ECO: 35 | TURBO: 63 SPORT: 55 TOUR: 50 ECO: 40 | TURBO: 50 SPORT: 50 TOUR: 45 ECO: 40 | TURBO: 63 SPORT: 55 TOUR: 50 ECO: 40 | TURBO: 75 eMTB: 75 TOUR: 50 ECO: 40 |
Maximum cadence (rpm) with drive support | TURBO: 100 SPORT: 100 TOUR: 100 ECO: 100 | TURBO: 100 SPORT: 100 TOUR: 100 ECO: 100 | TURBO: 105 SPORT: 105 TOUR: 105 ECO: 105 | TURBO: 105 SPORT: 105 TOUR: 105 ECO: 105 | TURBO: 120 SPORT: 120 TOUR: 120 ECO: 120 | TURBO: 120 SPORT: 120 TOUR: 120 ECO: 120 | TURBO: 120 SPORT: 120 TOUR: 120 ECO: 120 | TURBO: 120 eMTB: 120 TOUR: 120 ECO: 120 |
Start-up behaviour | Harmonious | Harmonious | Harmonious agile | Harmonious agile | Sporty | Dynamic | Sporty | Very sporty |
Max. support up to | 25 km/h | 25 km/h | 25 km/h | 25 km/h | 25 km/h | 25 km/h | 45 km/h | 25 km/h |
Backpedal function | no | optional | no | optional | no | no | no | no |
Gear shift detection | yes | no | no | no | no | no | no | no (dynamic) |
Weight approx. | 2.9 kg | 2.9 kg | 3.2 kg | 3.2 kg | < 4.0 kg | < 4.0 kg | < 4.0 kg | < 4.0 kg |