Front travel
120 mm
This value is within the central range for this class.
Rockrider 27.5" Hardtail Electric Mountain Bike E-ST 500
1 of 19
Rockrider 27.5" Hardtail Electric Mountain Bike E-ST 500
1 of 19
- Not published
- £1,399
- 120
- 27.5″
- 1 × 8
- 350%
- 420
- 22.8
- Aluminum
- Hydraulic 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 in 6061 aluminium with hydroformed tubes 12x148 mm Boost Seat tube diameter: 31.6 mm Tapered head tube 1 bottle cage mounting point
Electric system
-
Battery
Samsung SDI or LG Capacity: 420 Wh Our battery supplier is part of the "Responsible Minerals Initiative"
-
Display
Ergo 500 3 assistance modes: Eco / Standard / Boost. Walk mode. Stats displayed: Active assistance mode / Battery level / Speed (current, average, max) / Remaining battery / Distance covered (total and trip)
-
Motor
Suspension
-
Fork
Drivetrain
-
Rear derailleur
Brakes
-
Brakes
HD-M275HD-M276
Wheels and tires
-
Rims
-
Tires
Cockpit and contact points
-
Pedals
Specifications
Frame and fork
- Intended fit
-
- Unisex
- Frame material
-
- Aluminum
- Bicycle weight
-
- 22.8 kg
- 50.3 lb
Suspension
- Suspension configuration
-
- Hardtail
- Front travel
-
- 120 mm
Drivetrain
- Front chainrings
-
- 1
- Rear sprockets
-
- 8
- Smallest sprocket
-
- 12
- Largest sprocket
-
- 42
Wheels and brakes
- Wheel configuration
-
- Same size
- Brake type
-
- Hydraulic disc
Fit and controls
- Shifting
-
- Mechanical
Electric system
- Battery capacity
-
- 420 Wh
Additional specifications
- Battery
-
- Samsung SDI or LG Capacity: 420 Wh Our battery supplier is part of the "Responsible Minerals Initiative"
- Fork spring
-
- Coil
- Tire width
-
- 2.35″
- 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
388 of 1,702 bicycles with this information use electronic shifting.
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 2026 builds
Other models in this family
Published versions from the same family and model year.
27.5" Hardtail Electric Mountain Bike E-ST 500
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