2017 Surly · F
2017 Surly Steamroller geometry
Full frame geometry for the 2017 Surly Steamroller, 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) | Chainstay (mm) | Wheelbase (mm) | Fork rake (mm) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 49 | 505 | 388 | 74.5 | 72.5 | 83 | 526 | 490 | 748 | 70 | 398 | 966 | 38 |
| 53 | 531 | 394 | 74 | 73 | 109 | 547 | 530 | 780 | 70 | 398 | 967 | 38 |
| 56 | 559 | 402 | 73.5 | 73.5 | 136 | 568 | 560 | 808 | 70 | 398 | 979 | 38 |
| 59 | 586 | 408 | 73 | 74 | 163 | 587 | 590 | 835 | 70 | 398 | 988 | 38 |
| 62 | 618 | 421 | 73 | 74 | 196 | 608 | 620 | 865 | 70 | 398 | 1009 | 38 |
All measurements in millimetres unless marked (°) for angles.