2018 Trek Crockett Disc Frameset vs 2020 Specialized Crux
The 49 is the Specialized Crux size closest to your 50 Trek Crockett Disc Frameset. 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 Crockett Disc Frameset 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 Crockett Disc Frameset numbers we have for size 50 are missing the seat angle. The numbers below still compare.
Geometry side by side
| Measurement | Trek Crockett Disc Frameset 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 Crockett Disc Frameset. Full charts: 2018 Trek Crockett Disc Frameset, 2020 Specialized Crux.
Where each sits in its class
Trek Crockett Disc FramesetSpecialized 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 Crockett Disc FramesetCrockett Disc Frameset | Specialized CruxS-Works |
|---|---|---|
| Frame | Trek Alpha | not listed |
| Fork | Trek IsoSpeed Cross | not listed |
| Shifter | not listed | SRAM Red eTap AXS, Specialized WAN FENG |
| Derailleur | not listed | Shimano XTR M9050 Di2, Specialized FD SHIM |
| Cassette | not listed | Shimano Ultegra |
| Chain | not listed | SRAM Red |
| Crankset | not listed | Specialized S-Works Power |
| Wheelset | not listed | Roval CLX 50 |
| Tire | not listed | Specialized Tracer Pro |
| Hub | not listed | Specialized LuHai_RVT66L-K5-B25-AN2-N4-F0 |
| Brake | not listed | Shimano 105 |
| Saddle | not listed | Specialized S-Works Phenom |
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