Road race
Specialized Aethos
2021 · 700c wheels · 6 sizes
The first-generation Aethos, Specialized's ultra-light disc-brake road frame in FACT 12r carbon, still sold as the S-Works Aethos frameset and the S-Works Aethos LTD Campagnolo build. The two smallest sizes use a 47 mm fork offset; the rest use 44 mm. Stock parts listed are from the S-Works Aethos LTD Campagnolo build.
Source: www.specialized.com/us/en/s-works-aethos-frameset-fact-12r-carbon/p/4221547
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) | 514 | 527 | 544 | 565 | 591 | 612 |
| Reach (mm) | 375 | 380 | 384 | 395 | 402 | 408 |
| Head angle (°) | 71.8 | 72.5 | 73.0 | 73.5 | 73.5 | 74.0 |
| Seat angle (°) | 75.5 | 74.0 | 74.0 | 73.5 | 73.5 | 73.0 |