2019 Specialized Crux E5 Sport vs 2021 Trek Boone Disc
The 54 is the Trek Boone Disc size closest to your 54 Specialized Crux E5 Sport. 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 E5 Sport in 54, the Trek Boone Disc 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 E5 Sport is drawn. The Trek Boone Disc numbers we have for size 54 are missing the seat angle.
Geometry side by side
| Measurement | Specialized Crux E5 Sport 54 | Trek Boone Disc 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 | 547mm | 544 | −3 mm |
| Chainstay length | 425mm | 425 | ±0 mm |
| Wheelbase | 1016mm | 1010 | −6 mm |
| BB drop | 69mm | 68 | −1 mm |
| BB height | 281mm | not listed | |
| Standover | 809mm | 779 | −30 mm |
| Seat tube length | 540mm | 513 | −27 mm |
| Fork length | 400mm | not listed | |
| Head tube length | 140mm | 138 | −2 mm |
Differences are the Trek Boone Disc minus the Specialized Crux E5 Sport. Full charts: 2019 Specialized Crux E5 Sport, 2021 Trek Boone Disc.
Where each sits in its class
Specialized Crux E5 SportTrek 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 E5 SportE5 Sport | Trek Boone Disc6 Disc |
|---|---|---|
| Shifter | SRAM Apex 1 | Shimano GRX RX810 |
| Derailleur | SRAM Apex 1 | Shimano GRX RX810 |
| Cassette | SunRace CSRS3 | Shimano Ultegra HG800-11 |
| Chain | KMC X-11 | Shimano Ultegra HG701 |
| Crankset | Praxis Alba M30 | Shimano GRX RX810 |
| Chainring | Praxis Wave Tech | not listed |
| Bottom bracket | Praxis M30 | Trek BB90 |
| Wheelset | Specialized Axis Sport | Bontrager Paradigm Comp 25 |
| Tire | Specialized Tracer Sport | Bontrager CX3 Team Issue |
| Brake | SRAM Apex 1 | Shimano GRX |
| Saddle | Specialized Phenom Comp | Bontrager P3 Verse |
| Frame | not listed | Trek OCLV |
| Fork | not listed | Trek IsoSpeed Cross |
| Handlebar | not listed | Bontrager Elite IsoZone VR-CF |
| Seatpost | not listed | Bontrager Seatmast Cap |
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