Haibike HardNine 4

So you're looking for an agile hardtail eMTB with a powerful drive unit? The HardNine 4 is equipped with a powerful Bosch Performance Line motor and always offers the right support level you need to suit the terrain. This eBike, equipped with 29er wheels, comes with a sophisticated selection of components and will always get you to your destination even after countless miles on the trail.
£ 2299

Bosch Performance Line  - The Drive Unit for the Adventurer

Sporty and natural  

With a sporty 65 Nm of torque and excellent performance, the drive unit always delivers the right amount of support precisely when it is needed, even in the mountains. The riding sensation remains natural, with almost no pedal resistance in Off mode and over 25 km/h. And all of this with virtually no noise – for maximum riding enjoyment. 

Max Torque

It facilitates sporty acceleration even in high cadences. 


Max Drive

Dynamic, ideal for extended sporty rides. 


Drive Unit

For all requirements and speeds up to 25 km/h.


Purion Display
Small and clear.
Design meets functionality: Purion is the minimalist on-board computer for everyone wishing to have a neat look on the handlebar, be it for use in the city or the countryside. You get all important information conveniently at the touch of a button during the ride, with both hands remaining on the handlebar. Five different riding modes give you the correct support in every situation.
 Riding Modes
  • Turbo - Direct, maximum powerful support up to the highest cadences for sporty riding styles.
  • Sport/eMTB* - Powerful support for universal usage both sporty riding and fast commutes in urban traffic.
  • Tour - Uniform support for long range rides.
  • Eco - Effective support with maximum efficiency for the longest range.
  • Off - No support, all on board computer functions can be accessed.
*The eMTB mode, which is specially designed for Performance Line and Performance Line CX, dynamically switches between the Tour and Turbo riding modes, offering progressive motor support for maximum performance on the trail.
 Bosch 400wh InTube Battery
When will your Haibike HardNine 4 adventure start - Rediscover your passion for cycling