2024 Trek Checkpoint SLR vs 2026 Cervélo Áspero RX825
The 56 is the Cervélo Áspero RX825 size closest to your 54 Trek Checkpoint SLR. 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 SLR in 54, the Cervélo Áspero RX825 in 56 places the top of the head tube 9 mm higher and 6 mm further back, relative to the bottom bracket. Its wheelbase is 13 mm shorter, which can contribute to quicker direction changes.
- Frame stack
- +9 mm
- Higher front end
- Frame reach
- −6 mm
- Shorter frame reach
- Wheelbase
- −13 mm
- Shorter: quicker to change direction
- Head angle
- +0.2°
- About the same head angle
- Chainstays
- −10 mm
- Shorter: livelier
The two frames
We can't draw these frames yet. The Trek Checkpoint SLR numbers we have for size 54 are missing the seat angle. The numbers below still compare.
Geometry side by side
| Measurement | Trek Checkpoint SLR 54 | Cervélo Áspero RX825 56 | Difference |
|---|---|---|---|
| Reach | 403 | 397 | −6 mm |
| Stack | 571 | 580 | +9 mm |
| Head tube angle | 71.8° | 72 | +0.2° |
| Effective top tube | 570 | not listed | |
| Chainstay length | 435 | 425 | −10 mm |
| Wheelbase | 1041 | 1028 | −13 mm |
| BB drop | 76 | not listed | |
| Standover | 789 | 757 | −32 mm |
| Seat tube length | 540 | not listed | |
| Head tube length | 125 | 159 | +34 mm |
| Seat tube angle | not listed | 73 |
Differences are the Cervélo Áspero RX825 minus the Trek Checkpoint SLR. Full charts: 2024 Trek Checkpoint SLR, 2026 Cervélo Áspero RX825.
Where each sits in its class
Trek Checkpoint SLRCervélo Áspero RX825
Each bike is ranked against its own type on Quiver (road and gravel), 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 SLRSLR 6 AXS | Cervélo Áspero RX825GRX RX825 Di2 |
|---|---|---|
| Frame | Trek OCLV | Cervélo Áspero |
| Fork | Trek Checkpoint | not listed |
| Derailleur | SRAM Rival eTAP AXS | Shimano GRX RX825 Di2 |
| Wheelset | Bontrager Aeolus Pro 3V | Reserve 40|44TA GR |
| Tire | Bontrager GR1 Team Issue | not listed |
| Brake | SRAM Rival | not listed |
| Shifter | 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 |
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