2019 Trek Procaliber SL Gen 1 vs 2019 Trek X-Caliber Frameset
The L is the Trek X-Caliber Frameset size closest to your L Trek Procaliber SL Gen 1. 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 Frameset
Compared with the Trek Procaliber SL Gen 1 in L, the Trek X-Caliber Frameset in L places the top of the head tube 5 mm higher and 7 mm further forward, relative to the bottom bracket. Its wheelbase is 15 mm longer, which can contribute to stability at speed.
- Frame stack
- +5 mm
- Higher front end
- Frame reach
- +7 mm
- Longer frame reach
- Wheelbase
- +15 mm
- Longer: steadier at speed
- Head angle
- −0.2°
- About the same head angle
- Chainstays
- +3 mm
- Longer: more planted
The two frames
We can't draw these frames yet. The Trek Procaliber SL Gen 1 numbers we have for size L are missing the seat angle. The numbers below still compare.
Geometry side by side
| Measurement | Trek Procaliber SL Gen 1 L | Trek X-Caliber Frameset L | Difference |
|---|---|---|---|
| Reach | 442 | 449 | +7 mm |
| Stack | 604 | 609 | +5 mm |
| Head tube angle | 69.5° | 69.3° | −0.2° |
| Effective top tube | 638 | 634 | −4 mm |
| Chainstay length | 435 | 438 | +3 mm |
| Wheelbase | 1132 | 1147 | +15 mm |
| BB drop | 58 | 58 | ±0 mm |
| BB height | 311 | 316 | +5 mm |
| Standover | 778 | 753 | −25 mm |
| Seat tube length | 470 | 470 | ±0 mm |
| Head tube length | 100 | 100 | ±0 mm |
Differences are the Trek X-Caliber Frameset minus the Trek Procaliber SL Gen 1. Full charts: 2019 Trek Procaliber SL Gen 1, 2019 Trek X-Caliber Frameset.
Where each sits in its class
Trek Procaliber SL Gen 1Trek X-Caliber 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 Gen 1 | Trek X-Caliber FramesetX-Caliber Frameset |
|---|---|---|
| Frame | not listed | Trek Alpha Gold |
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