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Rockrider 27.5+ Inch Electric Mountain Bike E-ST 900

Model year: 2023 MountainTrail Electric bicycle Manufacturer page (opens in a new tab)
Price
Not published
United Kingdom
£1,999 Last known price
Fork travel
120 mm
Wheels
27.5″
Brakes
Hydraulic disc

Rider height by size (cm)

Size guide
  • SM 158–171
  • MD 168–180
  • LG 178–189
  • XL 186–199

Components

7 of 7 identified

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.

Electric system

2 parts
  • Battery
  • Motor

Suspension

1 part
  • Fork

Sizes and geometry

4 sizes

Size explorer

Enter your height to highlight matching ranges.

Size Reported by the manufacturer

Geometry not published

The manufacturer lists these sizes without frame measurements, so there is no drawing or geometry table.

Specifications

Frame and fork

Intended fit
  • Unisex

Suspension

Suspension configuration
  • Hardtail
Front travel
  • 120 mm

Drivetrain

Derived by Bikelake
Front chainrings
  • 2
Smallest chainring
  • 11
Largest chainring
  • 42

Technical analysis

2 measures

How these figures sit among bicycles of the same class and model year. Context, not a ranking.

Front travel

120 mm

This value is within the central range for this class.

Cohort
Mountain / Trail Model year: 2023
Sample
2,192 bicycles with this information
Coverage
97.5% of the class

Shifting

Mechanical

359 of 2,248 bicycles with this information use electronic shifting.

Cohort
Mountain / Trail Model year: 2023
Sample
2,248 bicycles with this information
Coverage
100.0% of the class

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 2023 builds

Differences across 2023 builds
Specification This bicycle Rockrider 27.5+ Inch Electric Mountain Bike E-ST 900 Rockrider 27.5-inch, 100 mm suspension electric Rockrider 27.5 Inch Electric Mountain Bike E-ST 100 Rockrider 27.5 Inch Electric Mountain Bike E-ST 520 Rockrider 27.5-inch, Evo Comfort saddle, electric Rockrider 27.5 Inch Women'S Electric Mountain Bike E-ST 100
Frame
Intended fit Unisex Unisex Unisex Unisex Unisex womens
Frame material Not informed Aluminum Aluminum Not informed Aluminum Aluminum
Bicycle weight Not informed 22.2 kg 22.2 kg Not informed 22.8 kg 22.2 kg
Suspension
Front travel 120 mm 100 mm 100 mm 120 mm 120 mm 100 mm
Drivetrain
Front chainrings 2 Not informed Not informed 1 1 Not informed
Smallest chainring 11 Not informed Not informed 34 Not informed Not informed
Largest chainring 42 Not informed Not informed 34 Not informed Not informed
Rear sprockets Not informed 8 8 Not informed 8 8
Smallest sprocket Not informed 11 11 Not informed 12 11
Largest sprocket Not informed 34 34 Not informed 42 34
Brakes
Brake type Hydraulic disc Mechanical disc Mechanical disc Hydraulic disc Hydraulic disc Mechanical disc
Electric bicycle systems
Battery capacity Not informed 380 Wh 380 Wh Not informed 420 Wh 380 Wh
Other specifications
Tire width 2.8″ 2.2″ 2.2″ 2.4″ 2.35″ 2.2″
Wheel size 27.5″ 27.5″ 27.5″ 27.5″ 650b 27.5″
Wheel material Not informed Aluminum Aluminum Aluminum Aluminum Aluminum

Other models in this family

10 models

Published versions from the same family and model year.

Rockrider 27.5+ Inch Electric Mountain Bike E-ST 900, by Rockrider

This bicycle

E-bike, Trail

27.5+ Inch Electric Mountain Bike E-ST 900

  • Suspension: 120 mm
  • Wheel size: 27.5″

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