Haibike HardNine 4 Electric Mountain Bike - 2021

The new 29" HardNine 4 impresses with a strong drive unit and a well thought-out component mix. The efficient and versatile Bosch Performance Line motor provides dynamic acceleration and always offers you the right level of assistance. Shimano shift components and powerful disc brakes ensure smooth and safe off-roading fun.

SKU: PSBIHA193

  • Maximum Speed
    15.5 mph / 25 km/h
    Maximum Range
    The distance that you can travel on a single charge. This can be influenced by terrain, riding style and environmental factors.
    27 miles / 62 km
    Frame Material
    Metal aluminum frames are strong, reliable and cost-effective. Carbon frames offer greater stiffness and less weight, but are more expensive.
    Aluminium 6061
    Motor Power
    The rated power output of the motor. The higher the wattage then the higher the power consumption will be.
    250 W
    Motor Model
    BOSCH Performance Line
    Torque Output
    65 Nm
    Battery Model
    BOSCH PowerTube
    Battery Capacity
    The amount of charge that a battery can hold, measured in Watt-hours. The larger the numer of Watt-hours, the greater the potential range of the e-bike.
    400 Wh
    Battery Recharging Time
    4 Hours
    Range Extender
    Some e-bikes can be fitted with an extra battery to extend riding time and travel further.
    No
  • Brakes
    Tektro, M275
    Headset
    Feimin, A-Head Tapered, Ball bearing
    Handlebar
    XLC, Topflat, 720 mm
    Handlebar Grips
    Haibike, MTB grips
    Tyres
    Impac, Smart Pac, 57-622, 29" x 2.25"
    Front Hub
    Haibike, Alu Nabe, 6-bolt standard
    Rear Hub
    Haibike, Alu Nabe, 6-bolt standard
    Rims
    Schürmann, Yak25, with eyelets, hollow rim, Aluminium
    Seatpost
    XLC, Aluminium, Patent, 31.6 mm
    Saddle
    XLC, MTB
    Fork
    SR Suntour, XCM32 Boost DS, Steel spring/oil
    Stem
    XLC, Alu, A-head
  • Drivetrain Brand & Model
    Shimano
    Crankset
    The crankset is the set of toothed rings and the cranks in the middle of a bike. Rings with fewer teeth are easier to pedal, while rings with more teeth enable you to travel faster.
    Haibike, forged, Aluminium
    Cassette
    SunRace, CSM90, 11-36T
    Number Of Gears
    9
    Chain
    KMC, e9S
    Shifters
    Shimano, Alivio M3100, Trigger switch
    Rear Derailleur
    Shimano, Alivio M3100
  • Front Light Type
    Not included
    Rear Light Type
    Not included
    Reflectors
    No
    Bell
    No
    Mudguards
    Not included
    Kick Stand
    No
    Pedals
    Pedals provided by Pure
    Pannier Rack
    A pannier rack allows pannier bags to be added, which is a classic storage solution for riders who need to transport a lot of gear.
    Not included
  • Display
    Bosch Purion
    Driving data displayed: speed, driving mode, distance travelled, battery capacity
    App
    No

What does the warranty cover? 

The statutory liability for material defects applies to the entire bicycle for two years. The first owner gets 5 years manufacturer's warranty on the frame starting on the purchase day.

How long is the warranty cover?

Electrical Parts 2 years, Frame 5 Years

What does the warranty exclude?

Excluded from this are wear and tear parts. You can get more information about the wear and tear parts in your Haibike manual.

More information 

Please visit For more details please visit: https://www.haibike.com/gb/en/service-and-advice/warranty

How do I claim

To make a claim please contact us at Pure Electric on help@pureelectric.com or visit your nearest Pure Electric store

UK and Northern Ireland

Delivery to UK & Northern Ireland on our e-bikes is FREE and in 5 working days.

International Ordering & Delivery

We currently only take orders from the UK and Ireland. Please see our Ordering & Delivery page for more details.

Built & Ready To Ride

When you order an e-bike from us, it’ll be built and inspected by a qualified member of the Pure Electric team before being boxed up and sent to you. Once delivered, all you’ll need to do is use the supplied Pure Electric multitool to straighten the handlebars and attach the pedals.

Returns

You have 30 days from the date in which your product has been delivered to return your product. To obtain a full refund, the goods must be returned in an “as new” condition, unridden with all parts, manuals and accessories included in the original box and packaging. To find out more information and how to return your items please visit our returns page.

Store Stock

Please click here to see if there is stock available in one of our stores. Unfortunately we are unable to reserve store stock, this is available on a first come, first-serve basis.

What makes Pure Electric unique?

Lightweight

Price match promise

Found the same product at a better price? Let us know and we could match them – giving you the lowest price (if it isn’t the lowest already!). T&Cs apply.

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Free delivery

Free delivery

Delivery to UK & Northern Ireland on our range of e-bikes is FREE and in 5 working days.

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Pure support

Finance available

Found the same product at a better price? Let us know and we could match them – giving you the lowest price (if it isn’t the lowest already!). T&Cs apply.

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Expert Advice

Expert advice

We’re experts in personal electric transport, and our colleagues are ready to meet you and answer any questions you have!

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With a high rating and over 8000 5* reviews, we’re known for top-quality products and expert service – whenever our customers need it.

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Sustainability at Pure Electric

Sustainability at Pure Electric

Our whole business is built on a dream of sustainable travel. When you buy from us, you’re supporting a cleaner, better way!

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When you buy an e-scooter or e-bike from us, we want you to be supported long after you leave the store. So, we’ll make sure that you receive useful information via email that will keep you riding. Read More.