Front travel
100 mm
This value is within the central range for this class.
Rockrider E-Mountainbike Hardtail 27.5 Zoll E-ST 100 weiss
1 of 12
Rockrider E-Mountainbike Hardtail 27.5 Zoll E-ST 100 weiss
1 of 12
- 100
- 27.5″
- 1 × 8
- 309%
- 380
- Aluminum
- Mechanical disc
Not published by the manufacturer
- Sizes and geometry
Components
Parts found in a manufacturer catalog show their brand, model and key numbers, and the steps show how precisely they are identified: brand, series, model, or the exact product. The info button has every detail and the text the manufacturer published.
Frame and fork
-
Frame
Rockrider Comfort Geometry Frame made of 6061 aluminum with hydroformed tubes, straight head tube, 31.6mm seatpost diameter, mounts for 1 bottle holder
Electric system
-
Battery
-
Charger
2A charger
-
Display
LED control display with 3 support modes: Eco/Normal/Boost, displays: battery level/active support mode/Bluetooth connectivity for access to additional information
-
Motor
Rear hub motor, 42 Nm torque, cadence sensor, maximum support 250W, electric assistance cuts off above 25 km/h according to European regulations
Suspension
-
Fork
Drivetrain
-
Cassette
-
Chain
-
Crankset
170mm cranks with 32-tooth chainring (chain guard)
-
Rear derailleur
-
Shifters
Brakes
-
Brakes
Wheels and tires
-
Rims
-
Tires
Cockpit and contact points
-
Grips
-
Handlebar
-
Headset
Straight head tube
-
Pedals
-
Saddle
-
Seatpost
Steel seatpost with 31.6mm diameter
-
Stem
Other components
-
Bell
Specifications
Frame and fork
- Intended fit
-
- Unisex
- Frame material
-
- Aluminum
Suspension
- Suspension configuration
-
- Hardtail
- Front travel
-
- 100 mm
Drivetrain
- Front chainrings
-
- 1
- Smallest chainring
-
- 32
- Largest chainring
-
- 32
- Rear sprockets
-
- 8
- Smallest sprocket
-
- 11
- Largest sprocket
-
- 34
- Lowest gear
-
- 25.9 in
- Highest gear
-
- 80.0 in
Wheels and brakes
- Wheel configuration
-
- Same size
- Brake type
-
- Mechanical disc
Fit and controls
- Seatpost
-
- Rigid seatpost
- Shifting
-
- Mechanical
Electric system
- Battery capacity
-
- 380 Wh
Additional specifications
- Battery
-
- Rockrider battery with external mounting, tool-free quick-lock system with lock, 380 Wh capacity
- Fork spring
-
- Coil
- Tire width
-
- 2.2″
- Wheel material
-
- Aluminum
- Wheel size
-
- 27.5″
Technical analysis
How these figures sit among bicycles of the same class and model year. Context, not a ranking.
Shifting
Mechanical
222 of 1,647 bicycles with this information use electronic shifting.
Gearing
This bicycle
- 9.9
- 30.6
Lineup changes
The published facts that differ across this family's builds and from the same model a year earlier. Missing information never counts as zero.
Differences across 2025 builds
Other models in this family
Published versions from the same family and model year.
E-Mountainbike Hardtail 27.5 Zoll E-ST 100 weiss
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