2015 Specialized Diverge Expert Carbon vs 2017 Trek Crockett Disc Frameset
The Trek Crockett Disc Frameset size closest to your 56 is the 58. Compare the 58 instead
What changes on the Trek Crockett Disc Frameset
Compared with the Specialized Diverge Expert Carbon in 56, the Trek Crockett Disc Frameset in 50 places the top of the head tube 55 mm lower and 12 mm further back, relative to the bottom bracket. Its wheelbase is 10 mm shorter, which can contribute to quicker direction changes.
- Frame stack
- −55 mm
- Lower front end
- Frame reach
- −12 mm
- Shorter frame reach
- Wheelbase
- −10 mm
- Shorter: quicker to change direction
- Head angle
- −1.5°
- Slacker: calmer steering
- Chainstays
- +10 mm
- Longer: more planted
The two frames
Only the Specialized Diverge Expert Carbon is drawn. The Trek Crockett Disc Frameset numbers we have for size 50 are missing the seat angle.
Geometry side by side
| Measurement | Specialized Diverge Expert Carbon 56 | Trek Crockett Disc Frameset 50 | Difference |
|---|---|---|---|
| Reach | 387mm | 375 | −12 mm |
| Stack | 589mm | 534 | −55 mm |
| Head tube angle | 72.5° | 71.0° | −1.5° |
| Seat tube angle | 73.25° | not listed | |
| Effective top tube | 565mm | 518 | −47 mm |
| Chainstay length | 415mm | 425 | +10 mm |
| Wheelbase | 1011mm | 1001 | −10 mm |
| BB drop | 75.5mm | 70 | −6 mm |
| Standover | 785mm | 747 | −38 mm |
| Seat tube length | 485mm | 476 | −9 mm |
| Head tube length | 165mm | 110 | −55 mm |
Differences are the Trek Crockett Disc Frameset minus the Specialized Diverge Expert Carbon. Full charts: 2015 Specialized Diverge Expert Carbon, 2017 Trek Crockett Disc Frameset.
Where each sits in its class
Specialized Diverge Expert CarbonTrek 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 Diverge Expert CarbonExpert Carbon | Trek Crockett Disc FramesetCrockett Disc Frameset |
|---|---|---|
| Shifter | Shimano 685 | not listed |
| Derailleur | Shimano Ultegra | not listed |
| Cassette | Shimano Ultegra | not listed |
| Chain | KMC X-11 | not listed |
| Wheelset | Specialized AXIS 4.0 | not listed |
| Tire | Specialized Roubaix Pro | not listed |
| Brake | Shimano BR-785 | not listed |
| Seatpost | Specialized CG-R | not listed |
| Saddle | Specialized Phenom Expert | not listed |
| Frame | not listed | Trek Alpha |
| Fork | not listed | Trek IsoSpeed Cross |
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