2014 Trek Superfly Frame vs 2016 Trek X-Caliber Frameset
The Trek X-Caliber Frameset size closest to your 18.5" is the ML. Compare the ML instead
What changes on the Trek X-Caliber Frameset
Compared with the Trek Superfly Frame in 18.5", the Trek X-Caliber Frameset in XXL places the top of the head tube 27 mm higher and 51 mm further forward, relative to the bottom bracket. Its wheelbase is 67 mm longer, which can contribute to stability at speed.
- Frame stack
- +27 mm
- Higher front end
- Frame reach
- +51 mm
- Longer frame reach
- Wheelbase
- +67 mm
- Longer: steadier at speed
- Head angle
- −0.3°
- About the same head angle
- Chainstays
- +3 mm
- Longer: more planted
The two frames
We can't draw these frames yet. The Trek Superfly Frame numbers we have for size 18.5" are missing the seat angle. The numbers below still compare.
Geometry side by side
| Measurement | Trek Superfly Frame 18.5" | Trek X-Caliber Frameset XXL | Difference |
|---|---|---|---|
| Reach | 427 | 478 | +51 mm |
| Stack | 601 | 628 | +27 mm |
| Head tube angle | 69.6° | 69.3° | −0.3° |
| Effective top tube | 620 | 669 | +49 mm |
| Chainstay length | 435 | 438 | +3 mm |
| Wheelbase | 1116 | 1183 | +67 mm |
| BB drop | 58 | 58 | ±0 mm |
| BB height | 311 | 316 | +5 mm |
| Standover | 776 | 773 | −3 mm |
| Seat tube length | 444 | 559 | +115 mm |
| Head tube length | 100 | 120 | +20 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 |
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