2026 Trek · RDS
2026 Trek Domane RSL Gen 4 geometry
Full frame geometry for the 2026 Trek Domane RSL Gen 4, 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) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 52 | 518 | 388 | 74.2 | 72.6 | 95 | 534 | 483 | 727 | 80 | 420 | 993 | 53 | 52 |
| 54 | 527 | 390 | 73.7 | 72.6 | 104 | 544 | 501 | 740 | 80 | 420 | 998 | 53 | 52 |
| 56 | 548 | 395 | 73.3 | 72.8 | 129 | 560 | 525 | 764 | 78 | 420 | 1010 | 53 | 51 |
| 58 | 567 | 400 | 73 | 72.8 | 148 | 573 | 553 | 787 | 78 | 425 | 1025 | 53 | 51 |
| 60 | 586 | 404 | 72.8 | 72.8 | 171 | 585 | 573 | 807 | 75 | 425 | 1036 | 53 | 51 |
All measurements in millimetres unless marked (°) for angles.