ROCKRIDER 27.5″ Hardtail Electric Mountain Bike E-ST100 2023
Bike details
Key information split into simple groups.
Bike summary
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Category
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Frame Aluminum
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Wheels 27.5"
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Travel Front 100mm
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Fork Suntour X1
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Groupset microSHIFT Mezzo
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Suspension Hardtail
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Motor 250W 42Nm hub-drive
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Battery Samsung SDI or LG Capacity: 380 Wh
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Brakes Mechanical Disc
Recommended size guide.
SM
158cm - 170cm
MD
168cm - 179cm
LG
176cm - 187cm
Parts list
Main components, grouped by system.
Bike components
Frame
Frame
ROCKRIDER COMFORT GEOMETRY FRAME in 6061 aluminium with hydroformed tubes Seat tube diameter: 31.6 mm Straight head tube 1 bottle cage mounting point
Suspension Fork
SUNTOUR XCT 30 fork Travel: 100 mm Dampers: 30 mm Axle: QR Format: 9 x 100 mm
Drivetrain
Rear Derailleur
32 T chainring with chain guide MICROSHIFT MS25 8-speed rear derailleur Crank: 175 mm MICROSHIFT TS39 right shifter with speed indicator MICROSHIFT H081 8-sprocket 11-34 T cassette KMC Z7 chain
Pedals
Rockrider 520 Grip resin flat pedals
Wheels
Rims
Rockrider Tubeless Ready (needs tubeless tyres, special Presta valves and tyre sealant) 27.5", compatible with wide tyres: up to 2.5" 23 mm (width between hooks), 28 spokes at the front and 36 oversize spokes at the rear 6-bolt disc Freehub: HG
Tires
ROCKRIDER ALL TERRAIN LIGHT (30 TPI) wide 2.2" tyres
Brakes
Brakes
Tektro TKD68 Mechanical disc brakes 1 piston 180 mm front and rear
Motor & Battery
Motor
Motor co-developed with VISION Hub position (in the wheel) 42 Nm torque Cadence sensor Max assistance: 250W The electrical assistance cuts out over 25 km/h in accordance with European regulations
Battery
Samsung SDI or LG Capacity: 380 Wh
Fit data
Numbers for sizing and ride feel.
| Size | SM | MD | LG |
|---|---|---|---|
| Wheels | 27" | 27" | 27" |
| Rider Min Height | 158 cm | 168 cm | 176 cm |
| Rider Max Height | 170 cm | 179 cm | 187 cm |
