Skip to main content
🚚✨ Free delivery on standard orders (up to 29kg) over €100! 🎉

ROCKRIDER

29" semi-rigid electric mountain bike Aluminium frame, E-EXPL 140 blue

4.3 out of 5 stars From 241 reviews
241 reviews

Designed for progressing in all-terrain mountain biking.Easy to use and suitable for accessible, hilly terrain (moderate elevation gain).

This 29" hardtail electric mountain bike makes bike touring easier. It allows you to smoothly take on elevation gain on hilly and medium-altitude mountain trails.

ID 8920242

Current price €1,499.99
VAT included

  • Pick up at Decathlon

    Loading...

  • Pick up near you

    Loading...

  • Home Delivery

    Loading...

Design benefits

  • control

    Enjoy touring: upright position and 29" wheels

  • smooth pedalling

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

  • cushioning

    120 mm suspension to handle obstacles

  • braking power

    Easily temper your braking with hydraulic disc brakes

  • power

    Enjoy climbing hills with its 78 Nm torque motor and 550 W max power.

  • range

    Ride up to 80 km on fairly flat ground with the internal 500 Wh battery

  • Features

    Design details

    In a nutshell

    Weight: 25.8 kg (in size M without pedals)
    Motor: mid-drive
    Torque = 78 Nm
    Max power = 550 W
    Battery: 499 Wh
    Connectivity: NO
    Frame material: Aluminium
    Type: Hardtail
    Wheel size: 29"
    Fork travel: 120 mm
    Drivetrain: 1x08
    Brakes: hydraulic disc
    Seat post: Fixed

    Motor

    Vision M120 motor
    Mid-drive
    78 Nm torque
    Torque sensor
    Electric assistance cuts out above 25 km/h in accordance with European regulations

    Battery

    Battery fully integrated into the frame with low output and protective cover.
    Capacity: 499 Wh

    Display

    T500 UH display
    LCD screen
    Three assistance modes:1, 2, 3
    Pedestrian mode with walking assistance.

    Port USB C (5V 500 mAh)

    The control unit is installed on the left side and tilted downwards for better ergonomics when changing modes and for maximum protection in the event of a fall or rollover.

    Weight


    S: 25.7 kg
    M: 25.8 kg
    L: 25.9 kg
    XL: 26 kg

    Net weight without pedals

    Frame

    Composition: Aluminium
    Travel: 120 mm fork
    Rear axle: 9X135mm
    Axle type: Quick Release
    Seat tube diameter: 31.6 Mm
    Bottle cage mount:yes (2 water bottles)

    Drivetrain

    Microshift Acolyte X8

    Single chainring: 34 teeth.Cranks: 165 mm
    Rear derailleur: 8 speeds
    Cassette: 12-46

    KMC E8-S E BIKE chain

    Suspension

    "Fork: SUNTOUR XCM 32
    Travel: 120 mm
    Dampers: 32 mm
    Axle: QR 9x100 mm

    Wheels

    29" ZY 30 double-wall aluminium wheel

    Internal width:30 mm
    Number of spokes: 32
    Disc mount: 6 holes
    Freewheel hub: Shimano HG
    Axle types: QR, 9x100 mm at the front and 9x135 mm at the rear
    Tubeless Ready:No

    Brakes

    Tektro hydraulic disc brakes
    Number of pistons:2
    Front disc: 180 mm
    Rear disc: 180 mm
    Disc mount: 6 bolts

    Riding position

    Handlebar: Zoom MTB-AL-330 BT
    MaterialAluminium
    Diameter: 31.8 mm
    Width: 760 mm
    Rise: 30 mm

    Stem: Material: Aluminium
    Angle: 6°
    Sizes: 60 mm

    Grips:
    Lock On

    Saddle & seat post

    VISION A059H saddle

    Zoom seat post
    Material: Aluminium
    Diameter: 31.6 mm
    Length: S/M 350 mm, L/ XL 400 mm

    Tyres

    Kenda

    EL CAPO K1221 29X2.4

    Pedals

    Resin platform

    ACCESSORIES INCLUDED

    Your MTB comes with:
    Charger
    bell,
    lights,
    wheel reflectors
    and pedals.

  • Usage & care

    Warranty

    2 Years

    Care Instructions

    Storage tips

    After washing, rub with a dry cloth to remove all traces of moisture. Lubricate the drive train and store the bike in a cool, dry place away from corrosive products and salty air.

  • Specifications

    Composition

    Bike frame: 100.0% Aluminium

  • Testing

    Test product

    Please visit your local Decathlon store for any pre-purchase tests.

    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.