2025 Trek Checkpoint ALR Gen 2 Frameset vs 2026 Cervélo Áspero RX825
The 61 is the Cervélo Áspero RX825 size closest to your 61 Trek Checkpoint ALR Gen 2 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 Cervélo Áspero RX825
Compared with the Trek Checkpoint ALR Gen 2 Frameset in 61, the Cervélo Áspero RX825 in 61 places the top of the head tube 9 mm lower and about as far forward, relative to the bottom bracket. Its wheelbase is 7 mm shorter, which can contribute to quicker direction changes.
- Frame stack
- −9 mm
- Lower front end
- Frame reach
- −2 mm
- About the same reach
- Wheelbase
- −7 mm
- Shorter: quicker to change direction
- Head angle
- −0.6°
- Slacker: calmer steering
- Chainstays
- −10 mm
- Shorter: livelier
The two frames
We can't draw these frames yet. The Trek Checkpoint ALR Gen 2 Frameset numbers we have for size 61 are missing the seat angle. The numbers below still compare.
Geometry side by side
| Measurement | Trek Checkpoint ALR Gen 2 Frameset 61 | Cervélo Áspero RX825 61 | Difference |
|---|---|---|---|
| Reach | 417 | 415 | −2 mm |
| Stack | 639 | 630 | −9 mm |
| Head tube angle | 72.6° | 72 | −0.6° |
| Effective top tube | 617 | not listed | |
| Chainstay length | 435 | 425 | −10 mm |
| Wheelbase | 1070 | 1063 | −7 mm |
| BB drop | 74 | not listed | |
| Standover | 859 | 808 | −51 mm |
| Seat tube length | 610 | not listed | |
| Head tube length | 195 | 214 | +19 mm |
| Seat tube angle | not listed | 73 |
Differences are the Cervélo Áspero RX825 minus the Trek Checkpoint ALR Gen 2 Frameset. Full charts: 2025 Trek Checkpoint ALR Gen 2 Frameset, 2026 Cervélo Áspero RX825.
Where each sits in its class
Trek Checkpoint ALR Gen 2 FramesetCervélo Áspero RX825
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 Gen 2 FramesetALR Gen 2 Frameset | Cervélo Áspero RX825GRX RX825 Di2 |
|---|---|---|
| Frame | Trek Alpha | Cervélo Áspero |
| Fork | Trek Checkpoint | not listed |
| Shifter | not listed | Shimano GRX RX825 Di2 |
| Derailleur | not listed | Shimano GRX RX825 Di2 |
| Cassette | not listed | Shimano 10-51T, 12-speed |
| Crankset | not listed | Shimano GRX FC-RX600 |
| Bottom bracket | not listed | Cervélo T47a |
| Wheelset | not listed | Reserve 40|44TA GR |
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