2015 Specialized Diverge Carbon vs 2017 Trek Crockett Disc Frameset
The 50 is the Trek Crockett Disc Frameset size closest to your 49 Specialized Diverge Carbon. 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 Crockett Disc Frameset
Compared with the Specialized Diverge Carbon in 49, the Trek Crockett Disc Frameset in 50 places the top of the head tube 9 mm higher and 3 mm further back, relative to the bottom bracket. Its wheelbase is 12 mm longer, which can contribute to stability at speed.
- Frame stack
- +9 mm
- Higher front end
- Frame reach
- −3 mm
- Shorter frame reach
- Wheelbase
- +12 mm
- Longer: steadier at speed
- Head angle
- −0.3°
- About the same head angle
- Chainstays
- +13 mm
- Longer: more planted
The two frames
Only the Specialized Diverge 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 Carbon 49 | Trek Crockett Disc Frameset 50 | Difference |
|---|---|---|---|
| Reach | 378mm | 375 | −3 mm |
| Stack | 525mm | 534 | +9 mm |
| Head tube angle | 71.25° | 71.0° | −0.3° |
| Seat tube angle | 75.5° | not listed | |
| Effective top tube | 518mm | 518 | ±0 mm |
| Chainstay length | 412mm | 425 | +13 mm |
| Wheelbase | 989mm | 1001 | +12 mm |
| BB drop | 77mm | 70 | −7 mm |
| Standover | 714mm | 747 | +33 mm |
| Seat tube length | 418mm | 476 | +58 mm |
| Head tube length | 100mm | 110 | +10 mm |
Differences are the Trek Crockett Disc Frameset minus the Specialized Diverge Carbon. Full charts: 2015 Specialized Diverge Carbon, 2017 Trek Crockett Disc Frameset.
Where each sits in its class
Specialized Diverge 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 CarbonCarbon Di2 | Trek Crockett Disc FramesetCrockett Disc Frameset |
|---|---|---|
| Shifter | Shimano 105 R785 | not listed |
| Derailleur | Shimano Ultegra Di2 | not listed |
| Cassette | Shimano Ultegra | not listed |
| Chain | Shimano Ultegra | not listed |
| Wheelset | Roval Control SL CX SCS | not listed |
| Tire | Specialized Roubaix Pro | not listed |
| Brake | Shimano BR-785 | not listed |
| Seatpost | Specialized Command Post | not listed |
| Saddle | Specialized Phenom Pro | not listed |
| Frame | not listed | Trek Alpha |
| Fork | not listed | Trek IsoSpeed Cross |
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