2015 Specialized Crux Expert EVO vs 2017 Trek Boone Disc
The 61 is the Trek Boone Disc size closest to your 61 Specialized Crux Expert EVO. 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 Boone Disc
Compared with the Specialized Crux Expert EVO in 61, the Trek Boone Disc in 61 places the top of the head tube 6 mm higher and 4 mm further forward, relative to the bottom bracket. Its wheelbase is 12 mm longer, which can contribute to stability at speed.
- Frame stack
- +6 mm
- Higher front end
- Frame reach
- +4 mm
- Longer frame reach
- Wheelbase
- +12 mm
- Longer: steadier at speed
- Head angle
- −0.7°
- Slacker: calmer steering
- Chainstays
- ±0 mm
- About the same
The two frames
Only the Specialized Crux Expert EVO is drawn. The Trek Boone Disc numbers we have for size 61 are missing the seat angle.
Geometry side by side
| Measurement | Specialized Crux Expert EVO 61 | Trek Boone Disc 61 | Difference |
|---|---|---|---|
| Reach | 393mm | 397 | +4 mm |
| Stack | 618mm | 624 | +6 mm |
| Head tube angle | 73° | 72.3° | −0.7° |
| Seat tube angle | 72.5° | not listed | |
| Effective top tube | 587mm | 588 | +1 mm |
| Chainstay length | 425mm | 425 | ±0 mm |
| Wheelbase | 1031mm | 1043 | +12 mm |
| BB drop | 67mm | 65 | −2 mm |
| Standover | 862mm | 843 | −19 mm |
| Seat tube length | 600mm | 583 | −17 mm |
| Head tube length | 190mm | 205 | +15 mm |
Differences are the Trek Boone Disc minus the Specialized Crux Expert EVO. Full charts: 2015 Specialized Crux Expert EVO, 2017 Trek Boone Disc.
Where each sits in its class
Specialized Crux Expert EVOTrek Boone Disc
Each bike is ranked against the other gravel 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 Crux Expert EVOExpert EVO | Trek Boone Disc5 Disc |
|---|---|---|
| Shifter | Shimano Ultegra | Shimano RS685 |
| Derailleur | Shimano Ultegra | Shimano 105 |
| Cassette | Shimano Ultegra | Shimano 105 |
| Chain | Shimano Ultegra | Shimano 105 |
| Wheelset | Specialized AXIS 4.0 | not listed |
| Brake | TRP HY/RD | Shimano RS685 |
| Seatpost | Specialized CG-R | Bontrager Tuned |
| Saddle | Specialized Toupe Comp | Bontrager Paradigm |
| Frame | not listed | Trek OCLV |
| Fork | not listed | Trek IsoSpeed Cross |
| Crankset | not listed | FSA Energy Cross |
| Bottom bracket | not listed | Trek BB90 |
| Tire | not listed | Bontrager CX3 Team Issue |
| Handlebar | not listed | Bontrager VR-C |
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