2025 Chapter2 · RD
2025 Chapter2 KOKO geometry
Full frame geometry for the 2025 Chapter2 KOKO, 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) | Chainstay (mm) | Wheelbase (mm) | Fork rake (mm) |
|---|---|---|---|---|---|---|---|---|---|---|
| XS | 491 | 365 | 73 | 70.5 | 94 | 515 | 73 | 408 | 970 | 53 |
| S | 516 | 374 | 73 | 72.2 | 114 | 531 | 73 | 408 | 973 | 53 |
| M | 540 | 382 | 73 | 73.1 | 133 | 548 | 73 | 408 | 971 | 43 |
| L | 566 | 392 | 73 | 73.5 | 163 | 564 | 73 | 408 | 984 | 43 |
| XL | 591 | 401 | 73 | 73.5 | 188 | 581 | 73 | 408 | 1000 | 43 |
All measurements in millimetres unless marked (°) for angles.