2020 Trek Procaliber vs 2019 Trek X-Caliber Frameset
The XS is the Trek X-Caliber Frameset size closest to your S Trek Procaliber. 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 in S, the Trek X-Caliber Frameset in XS places the top of the head tube 3 mm higher and 7 mm further back, relative to the bottom bracket. Its wheelbase is 17 mm shorter, which can contribute to quicker direction changes.
- Frame stack
- +3 mm
- Higher front end
- Frame reach
- −7 mm
- Shorter frame reach
- Wheelbase
- −17 mm
- Shorter: quicker to change direction
- Head angle
- −0.1°
- About the same head angle
- Chainstays
- ±0 mm
- About the same
The two frames
We can't draw these frames yet. The Trek Procaliber numbers we have for size S are missing the seat angle. The numbers below still compare.
Geometry side by side
| Measurement | Trek Procaliber S | Trek X-Caliber Frameset XS | Difference |
|---|---|---|---|
| Reach | 382 | 375 | −7 mm |
| Stack | 563 | 566 | +3 mm |
| Head tube angle | 69.3° | 69.2° | −0.1° |
| Effective top tube | 558 | 538 | −20 mm |
| Chainstay length | 425 | 425 | ±0 mm |
| Wheelbase | 1053 | 1036 | −17 mm |
| BB drop | 48 | 58 | +10 mm |
| BB height | 302 | 296 | −6 mm |
| Standover | 753 | 708 | −45 mm |
| Seat tube length | 368 | 343 | −25 mm |
| Head tube length | 100 | 90 | −10 mm |
Differences are the Trek X-Caliber Frameset minus the Trek Procaliber. Full charts: 2020 Trek Procaliber, 2019 Trek X-Caliber Frameset.
Where each sits in its class
Trek ProcaliberTrek 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 Procaliber6 | Trek X-Caliber FramesetX-Caliber Frameset |
|---|---|---|
| Frame | Trek Alpha Platinum | Trek Alpha Gold |
| Fork | RockShox Judy Gold | not listed |
| Shifter | SRAM SX Eagle | not listed |
| Derailleur | SRAM NX Eagle | not listed |
| Cassette | SRAM SX Eagle | not listed |
| Chain | SRAM SX Eagle | not listed |
| Crankset | SRAM SX Eagle | not listed |
| Bottom bracket | SRAM DUB | not listed |
| Pedals | VP 536 | not listed |
| Tire | Bontrager XR2 Team Issue | not listed |
| Rim | Bontrager Kovee | not listed |
| Headset | FSA IS2 | not listed |
| Seatpost | Bontrager Approved | not listed |
| Saddle | Bontrager Arvada | not listed |
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