2025 Cervélo Áspero RX827 vs 2027 Trek Checkmate SLR
The XS is the Trek Checkmate SLR size closest to your 51 Cervélo Áspero RX827. 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 Checkmate SLR
Compared with the Cervélo Áspero RX827 in 51, the Trek Checkmate SLR in XS places the top of the head tube at about the same height and 3 mm further forward, relative to the bottom bracket.
- Frame stack
- ±0 mm
- About the same height
- Frame reach
- +3 mm
- Longer frame reach
- Wheelbase
- +1 mm
- About the same
- Head angle
- −0.1°
- About the same head angle
- Chainstays
- +4 mm
- Longer: more planted
The two frames
Only the Cervélo Áspero RX827 is drawn. The Trek Checkmate SLR numbers we have for size XS are missing the seat angle.
Geometry side by side
| Measurement | Cervélo Áspero RX827 51 | Trek Checkmate SLR XS | Difference |
|---|---|---|---|
| Reach | 377 | 380 | +3 mm |
| Stack | 525 | 525 | ±0 mm |
| Head tube angle | 71.1 | 71.0° | −0.1° |
| Seat tube angle | 73.6 | not listed | |
| Effective top tube | 531 | 532 | +1 mm |
| Chainstay length | 422.5 | 426 | +4 mm |
| Wheelbase | 1002 | 1003 | +1 mm |
| BB drop | 80 | 80 | ±0 mm |
| Standover | 753 | 718 | −35 mm |
| Head tube length | 99 | 91 | −8 mm |
| Seat tube length | not listed | 373 |
Differences are the Trek Checkmate SLR minus the Cervélo Áspero RX827. Full charts: 2025 Cervélo Áspero RX827, 2027 Trek Checkmate SLR.
Where each sits in its class
Cervélo Áspero RX827Trek Checkmate SLR
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 | Cervélo Áspero RX827GRX RX827 Di2 | Trek Checkmate SLRSLR |
|---|---|---|
| Cassette | Shimano GRX | not listed |
| Crankset | Shimano GRX | not listed |
| Wheelset | Reserve 40|44TA GR | not listed |
| Handlebar | Cervélo Carbon | not listed |
| Seatpost | Cervélo Carbon | not listed |
| Fork | not listed | Trek Checkmate SLR |
| Headset | not listed | Bontrager Expander Plug |
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