Gravel
Trek Check-OUT SL
2026 · 700c wheels · 60 mm fork, 55 mm rear travel · 5 sizes
Carbon full-suspension drop-bar gravel bike with 55 mm of rear travel from a RockShox SIDluxe shock and a 60 mm RockShox Rudy XL fork. The SL 5, SL 7 AXS and frameset share one geometry table. Trek does not state whether the numbers are measured unweighted or at sag. Trek quotes a single seat angle, and its published effective top tube does not match reach and stack at that angle: it is longer on S and M and shorter on ML, L and XL, so Trek probably measures the top tube differently.
Source: www.trekbikes.com/us/en_US/bikes/road-bikes/gravel-bikes/check-out/f/F226/check-out-sl-7-axs/57828/
Size run
Published geometry by size. How each size rides and fits for your rider profile loads with the page.
| Size | S | M | ML | L | XL |
|---|---|---|---|---|---|
| Stack (mm) | 580 | 617 | 634 | 652 | 673 |
| Reach (mm) | 395 | 407 | 417 | 427 | 435 |
| Head angle (°) | 68.8 | 69.0 | 69.4 | 69.5 | 69.4 |
| Seat angle (°) | 74.6 | 74.2 | 73.7 | 73.0 | 72.6 |