2014 Trek Superfly Frame vs 2016 Trek X-Caliber Frameset
The S is the Trek X-Caliber Frameset size closest to your 15.5" Trek Superfly Frame. We match frame stack and reach. This is a geometry comparison, not a fit recommendation; stem, spacers, handlebars and saddle setup also affect your riding position.
What changes on the Trek X-Caliber Frameset
Compared with the Trek Superfly Frame in 15.5", the Trek X-Caliber Frameset in S places the top of the head tube 25 mm lower and about as far forward, relative to the bottom bracket. Its wheelbase is 23 mm shorter, which can contribute to quicker direction changes.
- Frame stack
- −25 mm
- Lower front end
- Frame reach
- −2 mm
- About the same reach
- Wheelbase
- −23 mm
- Shorter: quicker to change direction
- Head angle
- −0.1°
- About the same head angle
- Chainstays
- −10 mm
- Shorter: livelier
The two frames
We can't draw these frames yet. The Trek Superfly Frame numbers we have for size 15.5" are missing the seat angle. The numbers below still compare.
Geometry side by side
| Measurement | Trek Superfly Frame 15.5" | Trek X-Caliber Frameset S | Difference |
|---|---|---|---|
| Reach | 386 | 384 | −2 mm |
| Stack | 600 | 575 | −25 mm |
| Head tube angle | 69.3° | 69.2° | −0.1° |
| Effective top tube | 570 | 564 | −6 mm |
| Chainstay length | 435 | 425 | −10 mm |
| Wheelbase | 1077 | 1054 | −23 mm |
| BB drop | 58 | 48 | −10 mm |
| BB height | 311 | 306 | −5 mm |
| Standover | 747 | 728 | −19 mm |
| Seat tube length | 368 | 368 | ±0 mm |
| Head tube length | 100 | 90 | −10 mm |
Differences are the Trek X-Caliber Frameset minus the Trek Superfly Frame. Full charts: 2014 Trek Superfly Frame, 2016 Trek X-Caliber Frameset.
Where each sits in its class
Trek Superfly FrameTrek X-Caliber Frameset
Each bike is ranked against the other XC bikes on Quiver, on frame geometry alone. Not your hand position or ride feel.
What each ships with
The stock build of each bike's first listed trim. Parts that match are dimmed.
| Part | Trek Superfly Frame9 Frame | Trek X-Caliber Frameset2016 Frameset |
|---|---|---|
| Frame | Trek Alpha Platinum | Trek Alpha Gold |
| Headset | FSA IS2 | not listed |
Know what is on every bike.
Add your bike to Quiver. Keep its parts, setup, and service history together, then share your build.
Explore the app
