2012 Trek Superfly AL Elite vs 2014 Trek X-Caliber
The XL is the Trek X-Caliber size closest to your 21" Trek Superfly AL Elite. 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
Compared with the Trek Superfly AL Elite in 21", the Trek X-Caliber in XL places the top of the head tube 15 mm lower and 7 mm further forward, relative to the bottom bracket.
- Frame stack
- −15 mm
- Lower front end
- Frame reach
- +7 mm
- Longer frame reach
- Wheelbase
- n/a
- One of the bikes has no number for this
- Head angle
- −1.4°
- Slacker: calmer steering
- Chainstays
- −7 mm
- Shorter: livelier
The two frames
We can't draw these frames yet. The Trek Superfly AL Elite numbers we have for size 21" are missing the seat angle and wheelbase. The numbers below still compare.
Geometry side by side
| Measurement | Trek Superfly AL Elite 21" | Trek X-Caliber XL | Difference |
|---|---|---|---|
| Reach | 451 | 458 | +7 mm |
| Stack | 635 | 620 | −15 mm |
| Head tube angle | 71° | 69.6° | −1.4° |
| Effective top tube | 638 | 659 | +21 mm |
| Chainstay length | 452 | 445 | −7 mm |
| Wheelbase | not listed | 1165 | |
| BB height | 325 | 316 | −9 mm |
| Standover | 837 | 825 | −12 mm |
| Seat tube length | 533 | 521 | −12 mm |
| Head tube length | 135 | 120 | −15 mm |
| BB drop | not listed | 53 |
Differences are the Trek X-Caliber minus the Trek Superfly AL Elite. Full charts: 2012 Trek Superfly AL Elite, 2014 Trek X-Caliber.
Where each sits in its class
Trek Superfly AL EliteTrek X-Caliber
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 AL Elite100 AL Elite | Trek X-Caliber4 |
|---|---|---|
| Frame | Trek Alpha Platinum | Trek Alpha Gold |
| Fork | Fox Evolution | SR Suntour M3030 |
| Shifter | Shimano SLX M660-10 | Shimano Altus EF51 |
| Derailleur | Shimano SLX, Shimano SLX M780 Shadow | Shimano Altus, Shimano Altus M280 |
| Cassette | Shimano HG62-10 | Shimano HG31 |
| Crankset | Shimano Deore M552 | Shimano M131 |
| Wheelset | Bontrager FCC | Formula DC-20 |
| Brake | Shimano Deore M666 | Trek HL 280 |
| Headset | FSA No 57 | not listed |
| Seatpost | Bontrager Rhythm Elite | Bontrager SSR |
| Saddle | Bontrager Evoke 2 | Bontrager Evoke 1 |
| Tire | not listed | Bontrager XR1 |
| Stem | not listed | Bontrager Approved |
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