2017 Surly · Cargo
2017 Surly Big Fat Dummy geometry
Full frame geometry for the 2017 Surly Big Fat Dummy, 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) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| S | 569 | 411 | 72.5 | 69 | 90 | 590 | 356 | 740 | 55 | 875 | 1532 | 47 |
| M | 597 | 432 | 72.5 | 69 | 120 | 620 | 432 | 790 | 55 | 875 | 1563 | 47 |
| L | 625 | 448 | 72.5 | 69 | 150 | 645 | 508 | 840 | 55 | 875 | 1590 | 47 |
All measurements in millimetres unless marked (°) for angles.