2026 Cannondale · R
2026 Cannondale CAAD Optimo geometry
Full frame geometry for the 2026 Cannondale CAAD Optimo, 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) | Standover (mm) | BB drop (mm) | Front centre (mm) | Chainstay (mm) | Wheelbase (mm) | Fork rake (mm) | Trail (mm) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 44 | 505 | 370 | 74.5 | 70.8 | 96 | 510 | 400 | 677 | 74 | 576 | 415 | 979 | 48 | 68 |
| 48 | 520 | 374 | 74.3 | 71.9 | 108 | 520 | 440 | 709 | 74 | 575 | 415 | 978 | 48 | 61 |
| 51 | 535 | 377 | 74 | 72 | 121 | 530 | 467 | 731 | 74 | 576 | 415 | 980 | 48 | 57 |
| 54 | 555 | 384 | 73.7 | 72 | 144 | 546 | 495 | 758 | 72 | 590 | 415 | 994 | 48 | 57 |
| 56 | 575 | 390 | 73.3 | 72 | 165 | 562 | 520 | 782 | 72 | 602 | 415 | 1006 | 48 | 57 |
| 58 | 595 | 395 | 72.9 | 72 | 189 | 578 | 550 | 808 | 69 | 614 | 415 | 1019 | 48 | 57 |
All measurements in millimetres unless marked (°) for angles.