* Similar to illustration / may contain special equipment.

SEET HardFour 2.0

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The SEET HardFour 2.0 is a reliable and stylish companion for all kids. Its harmonised equipment means you don’t have to do without comfort or safety on any adventure. The 24-speed gear combination from Shimano and the powerful disc brakes are standard fitting as is the suspension fork in front to ensure a constant level of shock absorption.


  • Brakes


    Tektro M282

  • Shifting system

    Shifting system

    Shimano Altus M310, 24-Speed

  • Suitable body height

    Suitable body height

    From 140cm


    • Frame family

      Haibike, Seet HardFour, Aluminium 6061

    • Fork

      SR Suntour, XCT JR, Steel spring, Travel= 80 mm, Steel steerer tube 1 1/8", Quick release 100mm

    • Brake (front)

      Tektro, M282, 160 mm, 2-piston disc brake

    • Brake (rear)

      Tektro, M282, 160 mm, 2-piston disc brake

    • Tube

      Schrader valve

    • Rim

      XLC, X-430 D-WALL Aluminium

    • Clamping ring

      Internal hexagon, 28.6 mm

    • Rear derailleur

      Shimano, Altus M310

    • Shift lever

      Shimano, Altus M310, Rapidfire, 24 speed

    • Crankset

      Shimano, TY301, 24 - 34 - 42 teeth

    • Bottom bracket

      CH63-2, BSA, 124.5 mm

    • Sprocket

      Shimano, HG200 , 12 - 32 teeth

    • Chain

      KMC, Z72

    • Brake lever

      Tektro, M282, Aluminium

    • Brake disc (front)

      Tektro, TR160

    • Brake disc (rear)

      Tektro, TR160

    • Tyre

      CST, C-1807 Ouster, 57-507, 24" x 2.25"

    • Front wheel hub

      Haibike Components, TheHub +, 6-bolt standard

    • Rear wheel hub

      Haibike Components, 6-bolt standard

    • Spokes


    • Handlebar

      Haibike Components, The Bar Kids, 560 mm

    • Grips


    • Stem

      Haibike Components, The Stem Kids, A-head, Bar bore: 25.4 mm, 15°

    • Headset

      Feimin, A-Head 1 1/8", ball bearing

    • Saddle

      Haibike Components, TheSaddle Junior

    • Seat post

      Haibike Components, TheSeatpost, Patent, 27.2 mm, Aluminium

    • Pedals

      Feimin, Plastic, FP-806B, Anti Slip

    • Weight (kg)

      11.9 kg

    • Permitted total weight

      80.0 kg

* The illustration above is an example. We reserve the right, as long as the type, suitability and purpose of the bike is not reduced, to replace individual parts with components of the same or higher quality, so that the bike is delivered differently. The use of other components is currently mainly caused by delivery problems due to the Corona pandemic.