Road race
Specialized Aethos 2
2026 · 700c wheels · 6 sizes
Second generation of Specialized's ultralight disc-brake road bike, with clearance for 35 mm tyres. The FACT 10r Aethos 2 and the S-Works Aethos 2 (FACT 12r) share this geometry. Fork offset is 50 mm on the 49 to 54 sizes and 47 mm on the 56 to 61 sizes. Stem, bar and crank figures are from the Aethos 2 Pro SRAM Force AXS build.
Source: www.specialized.com/us/en/aethos-2-pro-sram-force-axs/p/4221564
I ride:
Size run
Published geometry by size. How each size rides and fits for your rider profile loads with the page.
| Size | 49 | 52 | 54 | 56 | 58 | 61 |
|---|---|---|---|---|---|---|
| Stack (mm) | 522 | 538 | 559 | 580 | 606 | 627 |
| Reach (mm) | 373 | 377 | 384 | 391 | 398 | 404 |
| Head angle (°) | 71.4 | 72.1 | 72.5 | 73.0 | 73.0 | 73.5 |
| Seat angle (°) | 75.5 | 74.5 | 74.0 | 74.0 | 74.0 | 74.0 |