2012 Specialized Epic 29 vs 2014 Trek X-Caliber
The XS is the Trek X-Caliber size closest to your S Specialized Epic 29. 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 Specialized Epic 29 in S, the Trek X-Caliber in XS places the top of the head tube at about the same height and 14 mm further back, relative to the bottom bracket. Its wheelbase is 5 mm shorter, which can contribute to quicker direction changes.
- Frame stack
- −1 mm
- About the same height
- Frame reach
- −14 mm
- Shorter frame reach
- Wheelbase
- −5 mm
- Shorter: quicker to change direction
- Head angle
- −1.5°
- Slacker: calmer steering
- Chainstays
- −3 mm
- Shorter: livelier
The two frames
Only the Specialized Epic 29 is drawn. The Trek X-Caliber numbers we have for size XS are missing the seat angle.
Geometry side by side
| Measurement | Specialized Epic 29 S | Trek X-Caliber XS | Difference |
|---|---|---|---|
| Reach | 386mm | 372 | −14 mm |
| Stack | 586mm | 585 | −1 mm |
| Head tube angle | 70.5° | 69.0° | −1.5° |
| Seat tube angle | 69.5° | not listed | |
| Chainstay length | 448mm | 445 | −3 mm |
| Wheelbase | 1075mm | 1070 | −5 mm |
| BB height | 331mm | 311 | −20 mm |
| Standover | 755mm | 660 | −95 mm |
| Seat tube length | 394mm | 343 | −51 mm |
| Effective top tube | not listed | 540 | |
| BB drop | not listed | 58 | |
| Head tube length | not listed | 100 |
Differences are the Trek X-Caliber minus the Specialized Epic 29. Full charts: 2012 Specialized Epic 29, 2014 Trek X-Caliber.
Where each sits in its class
Specialized Epic 29Trek 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 | Specialized Epic 2929 | Trek X-Caliber4 |
|---|---|---|
| Rear shock | Fox Mini-Brain | not listed |
| Frame | not listed | Trek Alpha Gold |
| Fork | not listed | SR Suntour M3030 |
| Shifter | not listed | Shimano Altus EF51 |
| Derailleur | not listed | Shimano Altus, Shimano Altus M280 |
| Cassette | not listed | Shimano HG31 |
| Crankset | not listed | Shimano M131 |
| Wheelset | not listed | Formula DC-20 |
| Tire | not listed | Bontrager XR1 |
| Brake | not listed | Trek HL 280 |
| Stem | not listed | Bontrager Approved |
| Seatpost | not listed | Bontrager SSR |
| Saddle | not listed | Bontrager Evoke 1 |
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