Our patented Active Braking Pivot allows your suspension to work freely whether you’re on the brakes or off. It’s smooth, controlled suspension that’s at its best all the time.

Learn more

E2 tapered head tube

E2 tapers from a 1.5" lower to a 1-1/8" upper, placing more material where it matters most for the stiffness of a full 1.5" system without the added weight.

Learn more

Internal shock routing

Internal rear shock remote lockout routing solves the persistent issue of how to route the lockout cable by running it through the top tube for a clean, protected solution.

Learn more

Flow-Mold carbon swing link

Our exclusive Flow-Molded carbon linkage uses a unique carbon shaping process that minimises material and weight while maintaining a strong bracing angle for a more rigid frame.

Learn more

G2 Geometry

Advanced frame geometry and a custom offset fork give our 29ers precise handling at low speed without compromising high-speed stability.

Learn more


MicroTruss housing guides are built directly into the frame, for the lightest, cleanest external cable routing.

Learn more

Project One

Our exclusive custom bike program. You dream it, we build it.

Learn more

Race-tuned rear shock

Rear shock has rebound and compression circuits, specifically tuned to suit a race suspension platform.

Learn more

Superfly FS 9.9 SL XX1

Contact your local Trek dealer for model availability details.

Superfly FS 9.9 SL XTR

Superfly FS 9.8 SL

Bikes (0)

You may compare up to three bike models.