2026 Giant · MDB
2026 Giant Reign SE geometry
Full frame geometry for the 2026 Giant Reign SE, size by size — stack, reach, angles and tube lengths.
Does this bike fit you?
Get sized in minutes — no tape measure, no appointment.
Geometry by size
| Size | Stack (mm) | Reach (mm) | Seat angle (°) | Head angle (°) | Head tube (mm) | Top tube (mm) | Seat tube (mm) | Standover (mm) | BB drop (mm) | Chainstay (mm) | Wheelbase (mm) | Fork rake (mm) | Trail (mm) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| M | 639 | 446 | 77.4 | 62.6 | 105 | 589 | 425 | 734 | 20 | 443 | 1251 | 44 | 147 |
| L | 648 | 466 | 76.4 | 62.6 | 105 | 623 | 450 | 750 | 20 | 443 | 1275 | 44 | 147 |
| XL | 653 | 497 | 76.4 | 62.6 | 120 | 655 | 475 | 744 | 21 | 443 | 1308 | 44 | 147 |
All measurements in millimetres unless marked (°) for angles.