2026 Basso · RD
2026 Basso Diamante geometry
Full frame geometry for the 2026 Basso Diamante, 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) | Front centre (mm) | Chainstay (mm) |
|---|---|---|---|---|---|---|---|---|---|
| 45 | 521.7 | 374.9 | 76 | 71.3 | 101 | 505 | 450 | 579.3 | 400 |
| 48 | 521.8 | 375.2 | 75 | 71.4 | 101 | 515 | 480 | 579.4 | 400 |
| 51 | 546.2 | 378.6 | 75 | 71.6 | 126 | 525 | 510 | 589.1 | 400 |
| 53 | 558.8 | 384.8 | 74 | 71.9 | 138 | 545 | 530 | 596.1 | 400 |
| 56 | 584.3 | 386.9 | 73.5 | 73.1 | 155 | 560 | 560 | 593.5 | 402 |
| 58 | 608 | 389 | 73 | 73.1 | 180 | 575 | 580 | 602.7 | 402 |
| 61 | 632.2 | 390.7 | 72.5 | 73.6 | 203 | 590 | 610 | 606 | 406 |
All measurements in millimetres unless marked (°) for angles.