2019 Viathon · RD
2019 Viathon R1 geometry
Full frame geometry for the 2019 Viathon R1, size by size — stack, reach, angles and tube lengths.
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Geometry by size
| Size | Stack (mm) | Reach (mm) | Seat angle (°) | Head angle (°) | Head tube (mm) | Top tube (mm) | Seat tube (mm) | BB drop (mm) | Front centre (mm) | Chainstay (mm) | Wheelbase (mm) | Fork rake (mm) | Trail (mm) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 52 | 527 | 380 | 73.7 | 72 | 124 | 534 | 549 | 72 | 578 | 406 | 973 | 43 | 67 |
| 54 | 550 | 386 | 73.4 | 72.8 | 146 | 550 | 574 | 72 | 583 | 406 | 979 | 43 | 62 |
| 56 | 569 | 391 | 73 | 73.2 | 164 | 565 | 595 | 72 | 590 | 408 | 988 | 43 | 60 |
| 57.5 | 584 | 394 | 73 | 73.7 | 178 | 576 | 611 | 72 | 596 | 408 | 993 | 43 | 56 |
| 59 | 612 | 408 | 72.4 | 74 | 211 | 602 | 642 | 67 | 613 | 408 | 1012 | 43 | 55 |
All measurements in millimetres unless marked (°) for angles.