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Fly Sierra 18 Frame - Javitxu de la Torre promo

1 year ago Videos

The best BMX 18’’ Frame is out now for 7 to 11 riders


If you are a young bike enthusiast looking for the perfect 18’’ BMX frame, it is time for us to tell you a story.


When the Spanish rider Sergio Layos (Madrid, 1985) started riding his signature Sierra frame, the Flybikes team had it clear that the experience and incredible vibes we aimed at with this product had to be shared with our talented youngest riders.


This is why we decided to design an identical frame for riders from 7 to 11 years old like Javitxu de la Torre, who you can see riding in this video. And that’s how the new Sierra frame 18’’ was born. Wanna keep reading to discover more about it?


BMX Frame is based on one of the best Spanish bikers: Sergio Layos


With the Sierra 18" frame, you would be able to shape a top range bike starting from the best frame on the market on its size, personally signed by Layos.


Made of top-quality materials, the Sierra frame has come to complete our 18" line of products, so bikers of any age can enjoy the quality and possibilities of the Flybikes products. Moreover, taking into account progress made by the new generations.


The Sierra 18’’ frame is available on 3 colors:

  • Forest Green
  • Flat Black
  • Warm Grey


Technical specifications that will definitely convince you to get the BMX Sierra Frame


Tubes are made out of 4130 Chromoly and are Japanese SANKO Triple butted.

Seat stays bridge, seat clamp and dropouts are made of 4130 Chromoly and heat treated

Dropouts include integrated chain tensioners.

Also, the Spanish bottom bracket system is included, and you will have to choose between 19mm or 22mm spindle.


Wanna ride as a top biker? BMX 18’’ Sierra Frame is waiting for you!


Now, you know why the new Sierra 18" frame is the best option available in the market. With this frame, you will reach the biking quality you were looking for.



No matter if you’d rather freestyle on parks, get a kick out of street BMX or live it up with Dirt Jump, the Sierra Frame is designed to cope with all riding styles. Finally, the Sierra 18" Frame is here. What are you waiting for?