Trail
Giant Fathom 29
2022 · 29 wheels · 130 mm fork, 0 mm rear travel · 4 sizesCheck data: Computed trail 118.6 mm differs from the published 122.0 mm by 3.4 mm (tolerance 3.0 mm).
Aluminium trail hardtail with a 130 mm fork, a 66 degree head angle and a 75 degree seat angle in every size. Giant does not say whether its seat angle is effective or actual. Giant quotes 122 mm of trail, about 3 mm more than its head angle, fork offset and stock 2.5 in tyres work out to.
Size run
Published geometry by size. The ride estimates for your rider load with the page.
| Size | S | M | L | XL |
|---|---|---|---|---|
| Stack (mm) | 622 | 622 | 631 | 640 |
| Reach (mm) | 425 | 445 | 470 | 490 |
| Head angle (°) | 66.0 | 66.0 | 66.0 | 66.0 |
| Wheelbase (mm) | 1154 | 1174 | 1203 | 1227 |