2025 Krex · RD
2025 Krex Alone U3 geometry
Full frame geometry for the 2025 Krex Alone U3, 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) |
|---|---|---|---|---|---|---|---|
| 440 | 512.8 | 356.3 | 75.3 | 71.3 | 108 | 490.9 | 440 |
| 460 | 523.3 | 362.9 | 75.3 | 71.3 | 115 | 500.2 | 460 |
| 490 | 534.1 | 370.8 | 74 | 72.5 | 123 | 524 | 490 |
| 510 | 552.2 | 376.7 | 74 | 72.5 | 142 | 535.1 | 510 |
| 530 | 576.3 | 385.2 | 73 | 72.5 | 167 | 561.4 | 530 |
All measurements in millimetres unless marked (°) for angles.