Trek 2018 Kids Superfly - Trek Black
Trek Kids Superfly 2017

Trek 2018 Kids Superfly 20


Superfly 20 is a great first step for young riders looking to try mountain biking. It has an Alpha Silver Aluminium frame that’s lighter and easier to manoeuvre than most kids’ bikes, and 20˝ wheels that make it a great fit for kids who are 115-133 cm/45-52˝ tall. Simple, quality components make Superfly 20 an ideal way for your kids to ride off-road with comfort and control.

SKU: N/A Categories: ,

Product Description

Trek 2018 Kids Superfly 20

Trek 2018 Kids Superfly 20 mountain bikes are the real deal, with light frames, knobbly tyres, quality parts, durable construction, and Dialed adjustable components that can grow with young riders.

Adventurous kids deserve a true, trail-ready bike that will take them down the road or off the road with confidence and control.

Key features of the Trek 2018 Superfly 20

  • Race-tuned frame, inspired by our super-fast adult Superfly
  • Frame, components, and riding position are singletrack ready
  • Fits right from the start, and will grow with the rider
  • Trek quality = safety on the trail

It’s right for you if…

You want your little ones to experience real mountain biking with real mountain bike parts. You want an entry-level MTB that’s simple and easy to handle so you can all ride the trails as a family and set the foundation for a lifelong love of adventure.

The tech you get

This bike isn’t just a load of adult parts slapped onto a small frame. All components on this bike feature our Dialed Fit. That means you’re getting the right crank length and the right saddle, bars and grips for kids. It also has fast and sturdy Bontrager XR1 tyres, and a simple 6-speed twist shift drivetrain to keep kids rolling.

The final word

Superfly 20 is the ideal entry point for young riders who want a bike they can ride on- or off-road. It’s simple enough for beginners, but built with a quality frame and adjustable features that can grow with them.

Why we love it

  1. The frame of this bike is super light, so it’s easy for young kids to manoeuvre, which adds to overall ride confidence
  2. This is the perfect introduction to the trail, with MTB-ready parts that will have your kids’ mastering the singletrack in no time
  3. Superfly 20’s simple 1×6 twist shift is easy for kids to understand, so they won’t get frustrated when learning how to change gears
  4.  We love getting more kids out on the trail, and this entry-level bike will introduce young ones to a healthy hobby that they’ll love for years to come

Specifications of the Trek 2018 Kids Superfly 20

    • Frameset

      20˝ Dialed frame size, Alpha Gold Aluminium
      Dialed 20˝, alloy

    • Wheels

      Front Hub
      Formula TK31 alloy
      Rear Hub
      Formula FM31 alloy
      20˝ 32-hole alloy
      Bontrager XR1, 20×1.85˝

    • Drivetrain

      Shimano Tourney RS35, 6-speed twist
      Rear derailleur
      Shimano Tourney TY300
      Alloy, 32T
      Bottom bracket
      Sealed cartridge
      SunRun freewheel, 14-28, 6-speed
      KMC Z50
      Dialed 9/16˝, platform

    • Components

      Dialed 20˝ size, padded
      Bontrager, 2-bolt head, 27.2 mm, 8 mm offset
      Bontrager alloy, 31.8 mm, 15 mm rise
      Dialed, Kraton
      Bontrager Elite, 31.8 mm, 7-degree, w/computer and light mounts
      Head set
      VP 1-1/8˝, semi-Integrated
      Brake set
      Alloy linear-pull, Dialed alloy levers

    • Weight

      8.16 kg / 17.99 lbs
      Weight limit
      This bike has a maximum total weight limit (combined weight of bicycle, rider,and cargo) of 36 kg (80 lb).


Additional Information


Black, Green


24 inch, 20 in