2021 Haibike

HardSeven 9

A 27.5″ aluminum frame hardtail trail e-bike with upper mid-range components.
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Manufacturer Price

€4,199($4,614)
FrameAluminum
SuspensionHardtail, 120mm
ForkRockShox 35 Silver
Wheels27.5″ Aluminum
Drivetrain1 × 11
GroupsetDeore
MotorBosch 250W 85Nm mid-drive
BatteryBosch 625Wh
BrakesHydraulic Disc
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Insights
Ride Feel

Based on frame geometry and build specs.

Terrain
easyextreme
Handling
nimblestable
HardSeven 9
Other Trail bikes
Gearing

A bike with lower gearing will be easier to ride up steep hills, while a higher top end means it will pedal faster down hills.

Lowest gear

(climbing)

28 mph

HardSeven 9

26 mph

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Highest gear

(descending)

Spec Level

Based on build material and quality level of the frame, fork, wheelset, groupset, suspension system, and more.

Compare the full HardSeven model range

View Comparison
Sizing
SM

5'2" – 5'8"

MD

5'6" – 5'11"

LG

5'10" – 6'3"

XL

6'1" – 6'7"

🐐 Estimated

Rider Fit Notes

None yet.

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Reviews
off.road.cc
Haibike SDURO HardSeven 8.0 e-bike review

Feb 2019

The Haibike SDURO HardSeven 8.0 is an aluminium hardtail e-bike best suited to touring and tamer terrain. Built for comfort over the distance the e-mtb does what it says on the tin and is pretty good value too, but it’s not a trail shredder.

Read Review

Geometry
99 Spokes on YouTube99 Spokes on YouTube
Specs
Build
Frame

Haibike, HardSeven Gen4 i625, Aluminium 6061

ColorUrban Grey/ Black

Fork

RockShox, 35 Silver, Steel spring, Travel= 120 mm, Aluschaft 1 1/8 - 1 1/2" tapered, 15 x 110mm thru-axle Boost

Travel120mm

Bottom Bracket

Integrated in the motor

Headset

Feimin, A-Head Tapered, Aluminium, Cartridge

Stem

Haibike Components, TheStem ++, A-head, Bar bore: 31.8 mm, 7.0 °

Handlebar

Haibike Components, TheBar + Topflat, 720 mm

Saddle

XLC, MTB

Seatpost

Haibike Components, TheSeatpost ++, Aluminium, Patent, 34.9 mm

TypeRigid

Pedals

Freeridepedal, Aluminium, with Reflector,

Grips

Haibike, MTB grips

Groupset
Rear Derailleur

Shimano, Deore M5100

Crank

Steel, 38 teeth

Shifters

Shimano, Deore M5100, Trigger switch, 11 Speed

Cassette

Shimano, M5100, 11 - 51 teeth

Chain

KMC, X11e

Chain Guide

Nylon directmount

Brakes

Shimano, MT420, 203 mm, 4-piston disc brake

TypeHydraulic Disc

Brake Levers

Shimano, MT401, Aluminium

Wheels
Rims

Rodi, Tryp 35, with eyelets, hollow rim, Aluminium

Spokes

Sapim, Leader, Black

Tires

Schwalbe, Nobby Nic Performance, 70-584, 27.5" x 2.8"

Electric Components
Motor

Bosch, Performance CX GEN4, 250W, 85 Nm, 25 km/h

Battery

Bosch, PowerTube, 625 Wh

Display

Bosch, Purion

Rider Notes
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Last updated June 28