2017 Specialized Diverge Comp vs 2019 Trek Checkpoint ALR
The 52 is the Trek Checkpoint ALR size closest to your 52 Specialized Diverge Comp. 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 Checkpoint ALR
Compared with the Specialized Diverge Comp in 52, the Trek Checkpoint ALR in 52 places the top of the head tube 5 mm higher and about as far forward, relative to the bottom bracket. Its wheelbase is 10 mm longer, which can contribute to stability at speed.
- Frame stack
- +5 mm
- Higher front end
- Frame reach
- +1 mm
- About the same reach
- Wheelbase
- +10 mm
- Longer: steadier at speed
- Head angle
- +0.3°
- Steeper: sharper steering
- Chainstays
- +13 mm
- Longer: more planted
The two frames
Only the Specialized Diverge Comp is drawn. The Trek Checkpoint ALR numbers we have for size 52 are missing the seat angle.
Geometry side by side
| Measurement | Specialized Diverge Comp 52 | Trek Checkpoint ALR 52 | Difference |
|---|---|---|---|
| Reach | 378mm | 379 | +1 mm |
| Stack | 544mm | 549 | +5 mm |
| Head tube angle | 71.25° | 71.6° | +0.3° |
| Seat tube angle | 74° | not listed | |
| Effective top tube | 534mm | 536 | +2 mm |
| Chainstay length | 412mm | 425 | +13 mm |
| Wheelbase | 995mm | 1005 | +10 mm |
| BB drop | 77mm | 78 | +1 mm |
| BB height | 270mm | not listed | |
| Standover | 740mm | 770 | +30 mm |
| Seat tube length | 447mm | 520 | +73 mm |
| Fork length | 390mm | not listed | |
| Head tube length | 120mm | 107 | −13 mm |
Differences are the Trek Checkpoint ALR minus the Specialized Diverge Comp. Full charts: 2017 Specialized Diverge Comp, 2019 Trek Checkpoint ALR.
Where each sits in its class
Specialized Diverge CompTrek Checkpoint ALR
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 CompComp | Trek Checkpoint ALRALR 4 |
|---|---|---|
| Shifter | Shimano ST-RS685 | Shimano RS405 |
| Derailleur | Shimano 105 | Shimano Tiagra |
| Cassette | Shimano 105 | Shimano Tiagra |
| Chain | KMC X-11 | KMC X10 |
| Crankset | Praxis Zayante | Shimano Tiagra |
| Wheelset | DT Swiss R460 | not listed |
| Tire | Specialized Roubaix Pro 2BR | Bontrager GR1 Comp |
| Brake | Shimano BR-785 | Shimano RS505 |
| Seatpost | Specialized CG-R | Bontrager Approved |
| Saddle | Specialized Phenom Comp | Bontrager Montrose |
| Frame | not listed | Trek Alpha |
| Fork | not listed | Trek Checkpoint |
| Handlebar | not listed | Bontrager RL IsoZone VR-CF |
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