2015 Specialized Epic 29 Frameset vs 2013 Trek Superfly AL Elite
The 15.5" is the Trek Superfly AL Elite size closest to your S Specialized Epic 29 Frameset. 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 Superfly AL Elite
Compared with the Specialized Epic 29 Frameset in S, the Trek Superfly AL Elite in 15.5" places the top of the head tube 20 mm higher and 7 mm further back, relative to the bottom bracket. Its wheelbase is 8 mm longer, which can contribute to stability at speed.
- Frame stack
- +20 mm
- Higher front end
- Frame reach
- −7 mm
- Shorter frame reach
- Wheelbase
- +8 mm
- Longer: steadier at speed
- Head angle
- −1.2°
- Slacker: calmer steering
- Chainstays
- −3 mm
- Shorter: livelier
The two frames
We can't draw these frames yet. The Specialized Epic 29 Frameset numbers we have for size S are missing the seat angle. The numbers below still compare.
Geometry side by side
| Measurement | Specialized Epic 29 Frameset S | Trek Superfly AL Elite 15.5" | Difference |
|---|---|---|---|
| Reach | 393mm | 386 | −7 mm |
| Stack | 587mm | 607 | +20 mm |
| Head tube angle | 70.5° | 69.3° | −1.2° |
| Effective top tube | 564mm | 570 | +6 mm |
| Chainstay length | 448mm | 445 | −3 mm |
| Wheelbase | 1082mm | 1090 | +8 mm |
| BB drop | 40mm | not listed | |
| BB height | 332mm | 312 | −20 mm |
| Standover | 770mm | 746 | −24 mm |
| Seat tube length | 400mm | 394 | −6 mm |
| Head tube length | 90mm | 103 | +13 mm |
Differences are the Trek Superfly AL Elite minus the Specialized Epic 29 Frameset. Full charts: 2015 Specialized Epic 29 Frameset, 2013 Trek Superfly AL Elite.
Where each sits in its class
Specialized Epic 29 FramesetTrek Superfly AL Elite
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 | Specialized Epic 29 FramesetS-Works 29 Frameset | Trek Superfly AL Elite100 AL Elite |
|---|---|---|
| Fork | RockShox SID World | Fox Evolution |
| Rear shock | Fox Mini-Brain | not listed |
| Frame | not listed | Trek Alpha Platinum |
| Shifter | not listed | Shimano SLX |
| Derailleur | not listed | Shimano SLX, Shimano Deore XT Shadow |
| Cassette | not listed | Shimano HG62 |
| Crankset | not listed | Shimano Deore M552 |
| Brake | not listed | Shimano SLX |
| Headset | not listed | FSA NO.57SC |
| Seatpost | not listed | Bontrager Rhythm Elite |
| Saddle | not listed | Bontrager Evoke 2 |
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