2017 Surly · A
2017 Surly Troll geometry
Full frame geometry for the 2017 Surly Troll, 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) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| XS | 551 | 371 | 73 | 71 | 125 | 545 | 336 | 720 | 40 | 425 | 1016 | 43 |
| S | 561 | 393 | 73 | 71 | 135 | 570 | 406 | 749 | 40 | 425 | 1041 | 43 |
| M | 570 | 415 | 73 | 71 | 145 | 595 | 457 | 778 | 40 | 425 | 1066 | 43 |
| L | 585 | 431 | 73 | 71 | 160 | 615 | 508 | 809 | 40 | 425 | 1086 | 43 |
| XL | 604 | 446 | 73 | 71 | 180 | 630 | 559 | 843 | 40 | 425 | 1108 | 43 |
All measurements in millimetres unless marked (°) for angles.