2015 Principia · P
2015 Principia Track One geometry
Full frame geometry for the 2015 Principia Track One, 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) | Wheelbase (mm) | Fork rake (mm) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 49 | 502 | 395 | 76.5 | 72.5 | 105 | 515 | 490 | 60 | 575 | 950 | 43 |
| 51 | 525 | 404 | 76.5 | 72.5 | 130 | 530 | 510 | 60 | 600 | 967 | 43 |
| 54 | 551 | 428 | 76.5 | 72.5 | 157 | 560 | 540 | 60 | 625 | 1000 | 43 |
All measurements in millimetres unless marked (°) for angles.