2026 Colnago · RD
2026 Colnago C68 Allroad geometry
Full frame geometry for the 2026 Colnago C68 Allroad, 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) | BB drop (mm) | Front centre (mm) | Chainstay (mm) |
|---|---|---|---|---|---|---|---|---|---|
| 430 | 523 | 370 | 75.5 | 70.6 | 117 | 506 | 76 | 586 | 412 |
| 460 | 543 | 375 | 75 | 71 | 136 | 521 | 76 | 594 | 412 |
| 490 | 563 | 380 | 74.5 | 71.5 | 157 | 537 | 74 | 602 | 415 |
| 520 | 583 | 386 | 74 | 72 | 177 | 554 | 72 | 609 | 415 |
| 550 | 603 | 393 | 73.5 | 72.5 | 198 | 572 | 72 | 618 | 417 |
All measurements in millimetres unless marked (°) for angles.