2020 Trek Checkpoint ALR Frameset vs 2019 Specialized Crux
The 56 is the Specialized Crux size closest to your 56 Trek Checkpoint ALR 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 Checkpoint ALR Frameset in 56, the Specialized Crux in 56 places the top of the head tube 4 mm lower and about as far forward, relative to the bottom bracket. Its wheelbase is 6 mm longer, which can contribute to stability at speed.
- Frame stack
- −4 mm
- Lower front end
- Frame reach
- +1 mm
- About the same reach
- Wheelbase
- +6 mm
- Longer: steadier at speed
- Head angle
- −0.2°
- About the same head angle
- Chainstays
- ±0 mm
- About the same
The two frames
We can't draw these frames yet. The Trek Checkpoint ALR Frameset numbers we have for size 56 are missing the seat angle. The numbers below still compare.
Geometry side by side
| Measurement | Trek Checkpoint ALR Frameset 56 | Specialized Crux 56 | Difference |
|---|---|---|---|
| Reach | 387 | 388mm | +1 mm |
| Stack | 586 | 582mm | −4 mm |
| Head tube angle | 72.2° | 72° | −0.2° |
| Effective top tube | 566 | 563mm | −3 mm |
| Chainstay length | 425 | 425mm | ±0 mm |
| Wheelbase | 1020 | 1026mm | +6 mm |
| BB drop | 76 | 69mm | −7 mm |
| Standover | 808 | 824.5mm | +17 mm |
| Seat tube length | 560 | 550mm | −10 mm |
| Head tube length | 145 | 155mm | +10 mm |
| Seat tube angle | not listed | 73.25° | |
| BB height | not listed | 283.5mm | |
| Fork length | not listed | 400mm |
Differences are the Specialized Crux minus the Trek Checkpoint ALR Frameset. Full charts: 2020 Trek Checkpoint ALR Frameset, 2019 Specialized Crux.
Where each sits in its class
Trek Checkpoint ALR 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 Checkpoint ALR FramesetALR Frameset | Specialized CruxS-Works |
|---|---|---|
| Frame | Trek Alpha | not listed |
| Fork | Trek Checkpoint | not listed |
| Shifter | not listed | Shimano Dura-Ace R9170 Di2 shift |
| Derailleur | not listed | Shimano XTR M9050 Di2 |
| Cassette | not listed | Shimano Ultegra |
| Chain | not listed | Shimano Dura-Ace |
| Crankset | not listed | Specialized S-Works Power |
| Chainring | not listed | Praxis Wave Tech |
| Wheelset | not listed | Roval CLX 50 |
| Tire | not listed | Specialized Tracer Pro |
| Brake | not listed | Shimano Dura-Ace |
| Saddle | not listed | Specialized S-Works Phenom |
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