2018 Trek Procaliber SL Frameset vs 2019 Specialized Epic Hardtail Frameset
The S is the Specialized Epic Hardtail Frameset size closest to your S Trek Procaliber SL 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 Specialized Epic Hardtail Frameset
Compared with the Trek Procaliber SL Frameset in S, the Specialized Epic Hardtail Frameset in S places the top of the head tube 16 mm higher and 13 mm further forward, relative to the bottom bracket. Its wheelbase is 20 mm longer, which can contribute to stability at speed.
- Frame stack
- +16 mm
- Higher front end
- Frame reach
- +13 mm
- Longer frame reach
- Wheelbase
- +20 mm
- Longer: steadier at speed
- Head angle
- +0.5°
- Steeper: sharper steering
- Chainstays
- +5 mm
- Longer: more planted
The two frames
We can't draw these frames yet. The Trek Procaliber SL Frameset numbers we have for size S are missing the seat angle. The numbers below still compare.
Geometry side by side
| Measurement | Trek Procaliber SL Frameset S | Specialized Epic Hardtail Frameset S | Difference |
|---|---|---|---|
| Reach | 382 | 395mm | +13 mm |
| Stack | 583 | 599mm | +16 mm |
| Head tube angle | 69.3° | 69.8° | +0.5° |
| Effective top tube | 558 | 568mm | +10 mm |
| Chainstay length | 425 | 430mm | +5 mm |
| Wheelbase | 1053 | 1073mm | +20 mm |
| BB drop | 48 | 61mm | +13 mm |
| BB height | 302 | 309mm | +7 mm |
| Standover | 727 | 760mm | +33 mm |
| Seat tube length | 394 | 400mm | +6 mm |
| Head tube length | 100 | 95mm | −5 mm |
| Seat tube angle | not listed | 74° | |
| Fork length | not listed | 496mm |
Differences are the Specialized Epic Hardtail Frameset minus the Trek Procaliber SL Frameset. Full charts: 2018 Trek Procaliber SL Frameset, 2019 Specialized Epic Hardtail Frameset.
Where each sits in its class
Trek Procaliber SL FramesetSpecialized Epic Hardtail 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 Procaliber SL FramesetSL Frameset | Specialized Epic Hardtail Frameset |
|---|---|---|
| Frame | Trek Super | not listed |
| Bottom bracket | Trek PF92 | not listed |
| Headset | FSA IS2 | not listed |
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