Rock 27.5" half-suspension electric mountain bike E-ST100

General description

Weight: 21.7 kg (in size M, without pedals).

Rear wheel motor: 42 Nm. Battery: 380 Wh. Connectivity: Decathlon Ride app.

Frame material: aluminum. Bike type: hardtail (without rear shock). Wheel size: 27.5". Travel: 100 mm.

Gears: 1x8.

Brakes: mechanical disc. Seatpost: fixed.

Frame, handlebar and stem warranty: lifetime warranty.

Motor

Hub motor, 42 Nm torque, torque sensor, max. 250 W assistance. When reaching a speed higher than 25 km/h, the motor assistance is switched off in accordance with European regulations.

Battery

Rockrider battery with external mounting, tool-free quick release system. Energy: 380 Wh.

Display

LED control display.

3 assistance modes: Eco / Normal / Boost.

Display information: battery level, active assistance mode. Can be connected via Bluetooth to another device that can display more information.

Connectivity

Download the Decathlon Ride app and take full advantage of all the possibilities of your bike.

The Decathlon Ride app is compatible

with Apple iOS devices 8 and later and with Android phones: Android 7 and later.

Weight

S: 21.5 kg,

M: 21.7 kg,

L: 21.8 kg,

XL: 21.9 kg.

Net weight without pedals.

Frame

Rockrider frame with comfortable geometry made of 6061 aluminum and hydroformed tubes. Size S has been optimized for easier mounting.

Straight head tube. Seat tube diameter 31.6 mm.

Allows the installation of 1 bottle cage.

Gears

32-tooth chainring with drop protection, MICROSHIFT MS25 8-speed derailleur. Crankset: 170 mm.

Right MICROSHIFT TS39 lever with speed indicator. MICROSHIFT H081 cassette 8 sprockets 11 to 34 teeth. KMC chain Z7.

Suspension

Fork Suntour XCT 30

Travel: 100 mm.

Gliders: 30 mm.

Axle type: quick release.

Size: 9×100 mm.

Wheels

Rockrider 27.5" wheels. Size 27.5" is compatible with wide tires: up to 2.5".

Width between hooks 23 mm. 28 spokes on the front wheel, 36 oversize spokes on the rear wheel. Disc with 6 holes. Nut: HG. The wheels are equipped with a leak-proof tape on the rim. (For tubeless mounting you also need tubeless tires, special Presta valves and sealant).