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2025 SUNN

SKILL S2

A 650b aluminum frame commuter e-bike with mid-range components and shimano hydraulic disc brakes.
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Manufacturer Price

€2,599
FrameAluminum
SuspensionHardtail, 100mm
Wheels650b Aluminum
Drivetrain1 × 9
GroupsetCUES
MotorBosch 250W 50Nm mid-drive
BatteryBosch 500Wh
BrakesShimano Hydraulic Disc
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Insights
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)

45 km/h

SKILL S2

50 km/h

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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.

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Sizing
SM

158cm – 170cm

MD

168cm – 179cm

LG

176cm – 187cm

🐐 Estimated

Rider Fit Notes

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Geometry
Specs
Build
Frame

ALLOY 6061 OPEN FRAME INTEGRATED POWERTUBE FULL INTERNAL CABLE ROUTING INTEGRATED RACK

Fork

ZOOM 860S 29 AMS 100MM

Travel: 100mm

Saddle

SELLE ROYAL ESSENZA

Seatpost

AL 6061 31.6x350MM

Type: Rigid

Groupset
Rear Derailleur

SHIMANO CUES RD-U3020 9V

Crank

38T WITH BASHGUARD MIRANDA CLASSIC 165MM

Cassette

SHIMANO CS-LG300 9V 11-36

Brakes

SHIMANO MT200 160/160

Type: Shimano Hydraulic Disc

Wheels
Rims

MACH1 KARMA DISC 21C 32T

Front Hub

6 TROUS DISC

Rear Hub

6 TROUS DISC

Tires

SCHWALBE SUPER MOTO X 27,5 x 2,40

Electric Components
Motor

BOSCH SMART SYSTEM ACTIVE LINE PLUS 250W/50Nm

Battery

BOSCH POWERTUBE 500Wh

Rider Notes
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First added 12 December

Last updated 22 March

Not listed for 71 days