2018 Trek Boone Disc vs 2020 Specialized Crux
The 49 is the Specialized Crux size closest to your 50 Trek Boone Disc. 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 Specialized Crux
Compared with the Trek Boone Disc in 50, the Specialized Crux in 49 places the top of the head tube 6 mm higher and 6 mm further back, relative to the bottom bracket. Its wheelbase is 6 mm longer, which can contribute to stability at speed.
- Frame stack
- +6 mm
- Higher front end
- Frame reach
- −6 mm
- Shorter frame reach
- Wheelbase
- +6 mm
- Longer: steadier at speed
- Head angle
- −0.5°
- Slacker: calmer steering
- Chainstays
- ±0 mm
- About the same
The two frames
We can't draw these frames yet. The Trek Boone Disc numbers we have for size 50 are missing the seat angle. The numbers below still compare.
Geometry side by side
| Measurement | Trek Boone Disc 50 | Specialized Crux 49 | Difference |
|---|---|---|---|
| Reach | 375 | 369mm | −6 mm |
| Stack | 534 | 540mm | +6 mm |
| Head tube angle | 71.0° | 70.5° | −0.5° |
| Effective top tube | 518 | not listed | |
| Chainstay length | 425 | 425mm | ±0 mm |
| Wheelbase | 1001 | 1007mm | +6 mm |
| BB drop | 70 | 71mm | +1 mm |
| Standover | 747 | 781.5mm | +35 mm |
| Seat tube length | 476 | 490mm | +14 mm |
| Head tube length | 110 | 115mm | +5 mm |
| Seat tube angle | not listed | 75.5° | |
| BB height | not listed | 281.5mm | |
| Fork length | not listed | 400mm |
Differences are the Specialized Crux minus the Trek Boone Disc. Full charts: 2018 Trek Boone Disc, 2020 Specialized Crux.
Where each sits in its class
Trek Boone DiscSpecialized Crux
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 | Trek Boone Disc5 Disc | Specialized CruxS-Works |
|---|---|---|
| Frame | Trek OCLV | not listed |
| Fork | Trek IsoSpeed Cross | not listed |
| Shifter | SRAM Rival 1 | SRAM Red eTap AXS, Specialized WAN FENG |
| Derailleur | SRAM Rival 1 | Shimano XTR M9050 Di2, Specialized FD SHIM |
| Cassette | SRAM PG 1130 | Shimano Ultegra |
| Chain | SRAM PC-1130 | SRAM Red |
| Crankset | SRAM Rival 1 | Specialized S-Works Power |
| Bottom bracket | Trek BB90 | not listed |
| Tire | Bontrager CX3 Team Issue | Specialized Tracer Pro |
| Hub | Bontrager centerlock | Specialized LuHai_RVT66L-K5-B25-AN2-N4-F0 |
| Brake | SRAM Rival | Shimano 105 |
| Handlebar | Bontrager VR-C | not listed |
| Seatpost | Bontrager Tuned | not listed |
| Saddle | Bontrager Montrose | Specialized S-Works Phenom |
| Wheelset | not listed | Roval CLX 50 |
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