2017 Trek Procaliber 9.8 SL vs 2019 Trek X-Caliber
The Trek X-Caliber size closest to your ML is the ML. Compare the ML instead
What changes on the Trek X-Caliber
Compared with the Trek Procaliber 9.8 SL in ML, the Trek X-Caliber in XXL places the top of the head tube 33 mm higher and 51 mm further forward, relative to the bottom bracket. Its wheelbase is 70 mm longer, which can contribute to stability at speed.
- Frame stack
- +33 mm
- Higher front end
- Frame reach
- +51 mm
- Longer frame reach
- Wheelbase
- +70 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 9.8 SL numbers we have for size ML are missing the seat angle. The numbers below still compare.
Geometry side by side
| Measurement | Trek Procaliber 9.8 SL ML | Trek X-Caliber XXL | Difference |
|---|---|---|---|
| Reach | 427 | 478 | +51 mm |
| Stack | 595 | 628 | +33 mm |
| Head tube angle | 69.5° | 69.3° | −0.2° |
| Effective top tube | 617 | 669 | +52 mm |
| Chainstay length | 435 | 438 | +3 mm |
| Wheelbase | 1113 | 1183 | +70 mm |
| BB drop | 58 | 58 | ±0 mm |
| BB height | 311 | 316 | +5 mm |
| Standover | 764 | 773 | +9 mm |
| Seat tube length | 445 | 559 | +114 mm |
| Head tube length | 90 | 120 | +30 mm |
Differences are the Trek X-Caliber minus the Trek Procaliber 9.8 SL. Full charts: 2017 Trek Procaliber 9.8 SL, 2019 Trek X-Caliber.
Where each sits in its class
Trek Procaliber 9.8 SLTrek 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 | Trek Procaliber 9.8 SL9.8 SL | Trek X-Caliber7 |
|---|---|---|
| Frame | Trek Super | Trek Alpha Gold |
| Fork | RockShox SID RL | not listed |
| Shifter | SRAM X1 | Shimano Acera M3000 |
| Derailleur | SRAM X01 | Shimano Deore M4020, Shimano Acera M3000 |
| Cassette | SRAM XG-1175 | Shimano HG200 |
| Chain | SRAM PC-X1 | KMC X9 |
| Crankset | SRAM X1 | Shimano Acera MT210 |
| Bottom bracket | Trek PF92 | not listed |
| Wheelset | Bontrager Kovee Pro | not listed |
| Tire | Bontrager XR1 Team Issue | Bontrager XR2 |
| Brake | SRAM Level TLM | Shimano MT200 |
| Saddle | Bontrager Montrose Elite | Bontrager Arvada |
| Pedals | not listed | VP 536 |
| Hub | not listed | Formula DC20, Formula DC2241 |
| Rim | not listed | Bontrager Connection |
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