2015 Specialized Crux Pro Race UDi2 vs 2017 Trek Boone Disc Frameset
The 56 is the Trek Boone Disc Frameset size closest to your 56 Specialized Crux Pro Race UDi2. 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 Frameset
Compared with the Specialized Crux Pro Race UDi2 in 56, the Trek Boone Disc Frameset in 56 places the top of the head tube 3 mm lower and 3 mm further forward, relative to the bottom bracket.
- Frame stack
- −3 mm
- Lower front end
- Frame reach
- +3 mm
- Longer frame reach
- Wheelbase
- −2 mm
- About the same
- Head angle
- ±0.0°
- About the same head angle
- Chainstays
- ±0 mm
- About the same
The two frames
Only the Specialized Crux Pro Race UDi2 is drawn. The Trek Boone Disc Frameset numbers we have for size 56 are missing the seat angle.
Geometry side by side
| Measurement | Specialized Crux Pro Race UDi2 56 | Trek Boone Disc Frameset 56 | Difference |
|---|---|---|---|
| Reach | 384mm | 387 | +3 mm |
| Stack | 583mm | 580 | −3 mm |
| Head tube angle | 72° | 72.0° | ±0.0° |
| Seat tube angle | 73.25° | not listed | |
| Effective top tube | 560mm | 558 | −2 mm |
| Chainstay length | 425mm | 425 | ±0 mm |
| Wheelbase | 1022mm | 1020 | −2 mm |
| BB drop | 69mm | 68 | −1 mm |
| Standover | 825mm | 796 | −29 mm |
| Seat tube length | 550mm | 533 | −17 mm |
| Head tube length | 155mm | 157 | +2 mm |
Differences are the Trek Boone Disc Frameset minus the Specialized Crux Pro Race UDi2. Full charts: 2015 Specialized Crux Pro Race UDi2, 2017 Trek Boone Disc Frameset.
Where each sits in its class
Specialized Crux Pro Race UDi2Trek Boone 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 Pro Race UDi2Pro Race UDi2 | Trek Boone Disc FramesetBoone Disc Frameset |
|---|---|---|
| Shifter | Shimano 785 Di2 | not listed |
| Derailleur | Shimano Ultegra Di2 | not listed |
| Cassette | Shimano Ultegra | not listed |
| Chain | Shimano Ultegra | not listed |
| Wheelset | Roval Control CX | not listed |
| Tire | Specialized Terra Pro | not listed |
| Brake | Shimano 785 | not listed |
| Seatpost | Specialized CG-R | not listed |
| Saddle | Specialized Phenom Comp | not listed |
| Frame | not listed | Trek OCLV |
| Fork | not listed | Trek IsoSpeed Cross |
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