2012 Trek Superfly AL Elite vs 2012 Specialized Epic Carbon 29
The XL is the Specialized Epic Carbon 29 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 Specialized Epic Carbon 29
Compared with the Trek Superfly AL Elite in 21", the Specialized Epic Carbon 29 in XL places the top of the head tube at about the same height and 7 mm further forward, relative to the bottom bracket.
- Frame stack
- −2 mm
- About the same height
- Frame reach
- +7 mm
- Longer frame reach
- Wheelbase
- n/a
- One of the bikes has no number for this
- Head angle
- −0.5°
- Slacker: calmer steering
- Chainstays
- −4 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" | Specialized Epic Carbon 29 XL | Difference |
|---|---|---|---|
| Reach | 451 | 458mm | +7 mm |
| Stack | 635 | 633mm | −2 mm |
| Head tube angle | 71° | 70.5° | −0.5° |
| Effective top tube | 638 | not listed | |
| Chainstay length | 452 | 448mm | −4 mm |
| Wheelbase | not listed | 1163mm | |
| BB height | 325 | 331mm | +6 mm |
| Standover | 837 | 790mm | −47 mm |
| Seat tube length | 533 | 520mm | −13 mm |
| Head tube length | 135 | not listed | |
| Seat tube angle | not listed | 70° |
Differences are the Specialized Epic Carbon 29 minus the Trek Superfly AL Elite. Full charts: 2012 Trek Superfly AL Elite, 2012 Specialized Epic Carbon 29.
Where each sits in its class
Trek Superfly AL EliteSpecialized Epic Carbon 29
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 | Specialized Epic Carbon 29S-Works Carbon 29 |
|---|---|---|
| Frame | Trek Alpha Platinum | not listed |
| Fork | Fox Evolution | RockShox SID World |
| Shifter | Shimano SLX M660-10 | not listed |
| Derailleur | Shimano SLX, Shimano SLX M780 Shadow | not listed |
| Cassette | Shimano HG62-10 | not listed |
| Crankset | Shimano Deore M552 | not listed |
| Wheelset | Bontrager FCC | not listed |
| Brake | Shimano Deore M666 | not listed |
| Headset | FSA No 57 | not listed |
| Seatpost | Bontrager Rhythm Elite | not listed |
| Saddle | Bontrager Evoke 2 | not listed |
| Rear shock | not listed | Fox Mini-Brain |
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