2015 Specialized Crux Expert EVO vs 2017 Trek Crockett Disc Frameset
The 54 is the Trek Crockett Disc Frameset size closest to your 54 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 Crockett Disc Frameset
Compared with the Specialized Crux Expert EVO in 54, the Trek Crockett Disc Frameset in 54 places the top of the head tube 4 mm lower and 4 mm further forward, relative to the bottom bracket. Its wheelbase is 6 mm shorter, which can contribute to quicker direction changes.
- Frame stack
- −4 mm
- Lower front end
- Frame reach
- +4 mm
- Longer frame reach
- Wheelbase
- −6 mm
- Shorter: quicker to change direction
- Head angle
- +0.5°
- Steeper: sharper steering
- Chainstays
- ±0 mm
- About the same
The two frames
Only the Specialized Crux Expert EVO is drawn. The Trek Crockett Disc Frameset numbers we have for size 54 are missing the seat angle.
Geometry side by side
| Measurement | Specialized Crux Expert EVO 54 | Trek Crockett Disc Frameset 54 | Difference |
|---|---|---|---|
| Reach | 379mm | 383 | +4 mm |
| Stack | 566mm | 562 | −4 mm |
| Head tube angle | 71.5° | 72.0° | +0.5° |
| Seat tube angle | 73.5° | not listed | |
| Effective top tube | 548mm | 544 | −4 mm |
| Chainstay length | 425mm | 425 | ±0 mm |
| Wheelbase | 1016mm | 1010 | −6 mm |
| BB drop | 69mm | 68 | −1 mm |
| Standover | 809mm | 779 | −30 mm |
| Seat tube length | 530mm | 513 | −17 mm |
| Head tube length | 140mm | 138 | −2 mm |
Differences are the Trek Crockett Disc Frameset minus the Specialized Crux Expert EVO. Full charts: 2015 Specialized Crux Expert EVO, 2017 Trek Crockett Disc Frameset.
Where each sits in its class
Specialized Crux Expert EVOTrek Crockett Disc Frameset
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 Crockett Disc FramesetCrockett Disc Frameset |
|---|---|---|
| Shifter | Shimano Ultegra | not listed |
| Derailleur | Shimano Ultegra | not listed |
| Cassette | Shimano Ultegra | not listed |
| Chain | Shimano Ultegra | not listed |
| Wheelset | Specialized AXIS 4.0 | not listed |
| Brake | TRP HY/RD | not listed |
| Seatpost | Specialized CG-R | not listed |
| Saddle | Specialized Toupe Comp | not listed |
| Frame | not listed | Trek Alpha |
| Fork | not listed | Trek IsoSpeed Cross |
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