ROCKRIDER

27'5" semi-rigid electric mountain bike, E-ST 100 BLUE

820.-
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Ref. : 8560739

This electric mountain bike (VTTAE) is designed for off-road riding with moderate gradients (hilly trails).

It's the perfect bike for discovering or rediscovering mountain biking and getting your first taste of it.

Color : cloud blue

M - 165-174cm Not available online, check in store

In-store collection

All about

PRODUCT BENEFITS

Autonomy

Ride up to 50 km on gentle gradients

Power

Climb your first hills thanks to its wheel motor with 42 Nm of torque.

Control

Enjoy the ride: raised position, 100 mm suspension & ERGOFIT hammock saddle

Smooth pedaling

(Re)Experience your 1st mountain bike sensations: intelligent assistance & cadence sensor

IMAGES

Vélo VTT électrique semi-rigide 27'5", E-ST 100 BLEU
Vélo VTT électrique semi-rigide 27'5", E-ST 100 BLEU

TECHNICAL INFORMATION

MOTOR

Rear motor (in the hub)
42 Nm torque
Cadence sensor
Max. assistance 250W
Electric assistance stops after 25KM/h in accordance with European regulations.

BATTERY

Samsung SDI or LG
Capacity: 380 Wh

DISPLAY

LCD control screen
3 assistance modes: Eco / Standard / Boost
Available information: Stopwatch / Instantaneous speed / Average speed / Maximum speed / Distance covered / Total distance / Battery level / Remaining range in km / Assistance mode active / Reset (RESET)

WEIGHT

S : 22.2 kg
M : 22.3 kg
L : 22.4 kg
XL: 22.5 kg



Net weight without pedals

FRAME

ROCKRIDER CONFORT GEOMETRY FRAME in aluminium 6061 with hydroformed tubes
Seat tube diameter 31.6 mm
Head tube right
Mounting 1 bottle cage

TRANSMISSION

32-tooth anti-derailleur chainring
MICROSHIFT MS25 8-speed rear derailleur
Crank: 175 mm
Straight handle MICROSHIFT TS39 with speedometer
Cassette MICROSHIFT H081 8 sprockets 11to 34 teeth
Chain KMC Z7

SUSPENSIONS

SUNTOUR XCT 30 fork
Travel: 100 mm
Plungers: 30 mm
Axle type: QR
Format : 9x 100mm

WHEELS

Rockrider Tubeless Ready (requires TUBELESS tires, PRESTA-specific valves and puncture-proof fluid)
27.5" size compatible with wide tires: up to 2.5"
23 mm (width between hooks),
28 spokes front and 36 oversize spokes rear
6-hole disc
Freewheel body: HG

BRAKES

Tektro TKD68
Mechanical disc brakes
1 piston
180 mm front and rear

COCKPIT

Aluminium handlebars ROCKRIDER SPORT "oversize" 720 mm width
Adjustable stem ROCKRIDER from 70 mm (size S), 80 mm (size M / L) and 90 mm (size XL) can be raised using 5 adjustment levels: + 0 mm, + 7.5 mm, + 15 mm, + 22.5 mm, + 30 mm.
ROCKRIDER SPORT "soft touch" handles

SADDLE & SEATPOST

Saddle ROCKRIDER ERGOFIT EVO
31.6" aluminum seat post mm

TIRES

ROCKRIDER ALL TERRAIN LIGHT (30 TPI) in 2.2" wide section

PEDALS

Resin plates Rockrider 520 GRIP

ACCESSORIES

Your mountain bike is delivered with bell, lights, wheel reflectors and pedals.

The frame is compatible with:
- front and rear mudguards
- stand on base
- water bottle holder (on horizontal tube)
- saddle bag
- rear luggage rack (stay-mounted or special for wide bikes, 150mm distance between rear wheels)
- child seat

Warranty

Lifetime (frame, stem, handlebars). Spare parts availability: 2 years. Battery guaranteed for 500 cycles.

Weight

22.3 kg

VIDEOS

COMPOSITIONS / ADVICE

Composition

100% aluminum frame

STOCK TIPS

Store it in a dry, temperate place, away from corrosive products and salty atmospheres. Never store an empty battery, and remember to recharge it at least once every 6 months.

Restrictions

This mountain bike is not designed for intensive use in the mountains.

TESTS

Contact your Decathlon store for pre-purchase testing.

Approved by

Our engineers systematically have all our products tested by mountain bikers in real-life conditions. These tests complement those carried out in the laboratory and enable us to validate all our products before they go to market.

Terms of use

https://support.decathlon.pt/btt-eletrica-rockrider-e-st-100-azul#c52bfcba-c7d4-43c0-8aac-e590642c7425

USER REVIEWS

Questions & answers