2018 Trek · YR
2018 Trek Superfly 20 geometry
Full frame geometry for the 2018 Trek Superfly 20, 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 (°) | Top tube (mm) | Standover (mm) | Chainstay (mm) | Wheelbase (mm) | Trail (mm) |
|---|---|---|---|---|---|---|---|---|---|
| OS | 483 | 288 | 72 | 70 | 445 | 518 | 363 | 862 | 48 |
All measurements in millimetres unless marked (°) for angles.