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ROCKRIDER Ref. 8654920 4358545

27.5" Hardtail Electric Mountain Bike E-ST 500 - Black

€1,650.00
€1,550.00
-6%
Tax included
Colour: BLACK
  • BLACK
Not available

Store Availability

Designed for all-terrain cycling with gradients (hilly and medium-altitude trails).

BENEFITS

Autonomy

Ride up to 70 km on fairly flat ground with the internal 420 Wh battery

Power

Attack your climbs with the 380 W Brose C motor with 50 Nm of torque

Control

Enjoy: raised position, 120 mm suspension, Evo Comfort saddle

Smooth pedalling

The built-in motor automatically assists you when needed. Perfect for MTBing.

Cushioning

Suntour XCM 120 fork

TECHNICAL INFORMATIONS

Motor

Brose C Aluminium motor

Mid-drive position

50 Nm torque

Torque sensor

Max assistance: 280 %

The electrical assistance cuts out over 25 km/h in accordance with European regulations

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)

Weight

S: 22.8 kg

M: 22.9 kg

L: 23.1 kg

XL: 23.2 kg



Net weight without pedals

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

Drive train

34T 3D ChainFlow chainring with chain guide

Microshift Acolyte 8-speed rear derailleur, medium cage

Crank: 175 mm

Microshift Acolyte right shifter

Microshift 8-sprocket 12-42 T cassette

KMC E8S special electric chain

Suspension

Suntour XCM fork

Travel: 120 mm

Dampers: 30 mm

Axle: QR

Format: 9 x 100 mm

Wheels

Rockrider Tubeless Ready (needs tubeless tyres, special Presta valves and tyre sealant)

27.5", compatible with wide tyres: up to 2.5"

23 mm (width between hooks)

32 spokes

6-bolt disc

Freehub: HG

Brakes

Tektro M276

Hydraulic disc brakes

2 piston

160 mm front and rear

Riding position

ROCKRIDER SPORT "oversize" 720 mm wide aluminium handlebar

The Rockrider stem is 70 mm (size S), 80 mm (size M/L), or 90 mm (size XL) and can be raised to 5 adjustment intervals: + 0 mm, + 7.5 mm, + 15 mm, + 22.5 mm, + 30 mm.

Rockrider Sport "soft touch" grips

SADDLE / SEAT POST

Rockrider Core Comfort saddle

Aluminium 31.6 mm seat post

Tyres

Hutchinson Gila 27.5" x 2.35"

or

Hutchinson Kraken 27.5" x 2.3"

or

Michelin Force XC 27.5" x 2.25"



depending on availability

Pedals

Rockrider 520 Grip resin flat pedals

Accessories

Your mountain bike comes with a bell, lighting, wheel reflectors, and pedals.

The frame is compatible with:

- front and rear mudguards

- stand

- bottle cage (on the top tube)

- saddle bag

- rear pannier rack (to be mounted on a stay or special rack for wide bikes with 150 mm rear wheel axles)

- child seat

composition

composition

Bike frame: 100.0% Aluminium

Tips for storage and maintenance

Storage tips

Store it in a warm, dry place away from corrosive products and salty air. Never store with the battery flat, and remember to recharge it at least once every six months.

Restrictions on use

This bike is not designed for professional use.

TESTS AND WARRANTY

Test product

Ask your local Decathlon store about testing before purchase.

Agree by

Our engineers always have real riders test all our products in real conditions. These tests round out our lab tests and let us validate all our products before they hit store shelves.

Parts guarantee

Lifetime (frame, stem, handlebars). Availability of spare parts: 2 years.Guaranteed for 500 charges.

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