Available with BAR RISE 8.5 or 9″ – please specify at checkout.
The new Fly Sierra bike is designed to be our fast and flowy bowl and trails machine, just the way Sergio Layos and Dovey like it!
Starting with our Sierra frame, bars and seat signed by Sergio, this amazing BMX loves hitting the ground with its powerful and accurate style. Including all of our Volcano line, this bike has the perfect high quality steering system. And it also comes with the fan-favorite Rubén Alcántara signed drivetrain to ensure you get the fastest trails BMX available.
This is a top of the line bike that you can have in dark red color. The Sierra bike is also stacked with full Rubén Alcantara signed tires, grips, pedals and more aftermarket parts that make it a top of the line bike now available in a dark red color to get that flaming effect just on top of any trail.
• Secure payment
• Easy Assembly
• 100% plastic-free recyclable packaging
TOP TUBE LENGTH 20.6 / 21”
CHAIN STAY LENGTH 13.6”
HEAD TUBE ANGLE 74.5º
SEAT TUBE ANGLE 71º
BB HEIGHT 11.5”
STAND OVER HEIGHT 9.25”
FORK OFFSET 33 mm.
BAR RISE 8.5 / 9″
BAR WIDTH 29”
BAR BACKSWEEP 10º
BAR UPSWEEP 2º
Frame – Sierra / Full 4130 CrMo / Heat treated HS, BB / Invest Casting Heat Treated Dropouts / EBS brake system
Fork – Volcano 33 / Full 4130 CrMo / 1 Piece Steerer Tube CNC / Invest Casting Heat Treated dropouts
Bars – Sierra / Full 4130 CrMo / Multiple Butted
Grips – Fly Ruben 2 / 160 mm Long
Stem – Fly Volcano 25mm Rise / 50mm Reach / CNC Machined / 6061-T6 Aluminum
Headset – Volcano 15 / Sealed Bearing / CNC Machined / 6061-T6 Aluminum
Lever – None
Brake – None
Cranks – Dolmen 175 mm. / 4130 CrMo / 2.5p Construction / 1p Invest Casting Arm
Bottom Bracket – Rotar Mid 22mm. / Sealed Bearing
Sprocket – Fly Tractor / CNC Machined / 7075-T6 Aluminum / 28T
Pedals – Fly Ruben Graphite / Nylon – Fiberglass Compound
Chain Tractor – / 4130 CrMo Heat Treated / Hollow Pins Chromium Treatment / 74 Links
Rims – Fly Piramide / Double Wall / 6061-T6 Aluminum
Front – Hub Trebol / Sealed Bearing / 3/8” Female Axle / 36H
Rear – Hub Trebol / Sealed Bearing / 14mm Female Axle / 36H / 9T
Tires – Fly Ruben Ligera 2.40 Front / Fly Ruben 2.25 Rear / 60 TPI / 120 PSI
Seat – Fly Sierra 3 Seat / 100% Synthetic Leather / 7 mm Thickness
Post – Fly Tripod / CNC Machined / 6061-T6 Aluminum / 180 mm Long
Weight – 21″ / 9″ version
10.85 kg. / 23.8 lb.