ROCKRIDER

27.5" semi-rigid electric mountain bike - e-st 100 white blue

999.-
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Ref. : 8732640

Designed for all-terrain hiking, on technically accessible trails with moderate gradients (hilly trails).

It's the perfect mountain bike for discovering or rediscovering mountain biking, and for getting your first taste of easy, low-gradient all-terrain riding.

  • S - 150-164cm Not available online, check in store
  • M - 165-174cm In stock
  • L - 175-184cm Not available online, check in store

PRODUCT BENEFITS

Autonomy

Ride up to 60 km on gentle gradients with the 380Wh internal battery

Power

Climb your first hills with its wheel motor with 42 Nm torque and 250W

Control

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

Smooth pedaling

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

Connectivity

Download the DECATHLON RIDE app and unleash your bike's full potential!

IMAGES

Vélo vtt électrique semi-rigide 27,5" - e-st 100 blanc bleu
Vélo vtt électrique semi-rigide 27,5" - e-st 100 blanc bleu
Vélo vtt électrique semi-rigide 27,5" - e-st 100 blanc bleu
Vélo vtt électrique semi-rigide 27,5" - e-st 100 blanc bleu
Vélo vtt électrique semi-rigide 27,5" - e-st 100 blanc bleu

TECHNICAL INFORMATION

IN SUMMARY

Weight: 21.7 Kg (size M without pedals)
Rear wheel motor: VISION 42 Nm
Battery: 380 Wh
Frame material: Aluminium
Type: Semi-rigid
Wheel size: 27.5"
Fork travel: 100 mm
Transmission: 1x08
Brakes: Mechanical disc
Seat post: Fixed
Frame, handlebar and stem warranty: Lifetime

MOTOR

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

BATTERY

Battery Rockrider with external mounting,
tool-free quick-locking system with lock.

Capacity: 380 Wh

DISPLAY

EB 100
LED control screen.
3 assistance modes: Eco / Normal/ Boost
Available information: Battery level / Active assistance mode /

Connected via Bluetooth for additional information.

WEIGHT

S : 21.5 kg
M : 21.7 kg
L : 21.8 kg
XL: 21.9 kg

Net weight without pedals

FRAME

ROCKRIDER COMFORT GEOMETRY FRAME in 6061 aluminum with hydroformed tubes
Optimized S-taper for easier straddling. Straight head tube
Seat tube diameter 31.6 mm
Mounting 1 bottle cage

TRANSMISSION

32-tooth anti-derailleur chainring
MICROSHIFT MS25 8-speed rear derailleur
Crank: 170 mm
Straight shifter 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

Wheels Rockrider 27.5"

Size 27.5" compatible with wide tires: up to 2.5"
23 mm (width between hooks),
28 spokes at the front and 36 oversized spokes at the rear
6-hole disc
Cassette body: HG
equipped with waterproof rim tape
(requires TUBELESS tires, specific PRESTA valves and anti-puncture fluid)

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 steel seat post mm

TIRES

ROCKRIDER ALL TERRAIN LIGHT (60 TPI) in 2.2" wide section

PEDALS

Resin flats Rockrider FLAT EVO RESIN

ACCESSORIES INCLUDED

Your ATV comes with:
2A charger
bell,
lights,
wheel reflectors
and pedals.

Warranty

lifetime warranty on frame
2 years on components

Weight

S - 150-164cm : 21.5 kg
M - 165-174cm : 21.6 kg
L - 175-184cm : 21.8 kg

VIDEOS

COMPOSITIONS / ADVICE

Composition

100% aluminum frame

Restrictions

Maximum weight of 120kg (equipped rider and mountain bike included).

USER REVIEWS

Questions & answers