2017 Surly · MR
2017 Surly Karate Monkey 27.5+ geometry
Full frame geometry for the 2017 Surly Karate Monkey 27.5+, size by size — stack, reach, angles and tube lengths.
Does this bike fit you?
Get sized in minutes — no tape measure, no appointment.
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) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| M | 597 | 427 | 73 | 69 | 100 | 610 | 419 | 783 | 55 | 423 | 1103 | 47 |
| S | 597 | 402 | 73 | 69 | 100 | 585 | 368 | 759 | 55 | 423 | 1078 | 47 |
| XS | 597 | 377 | 73 | 69 | 100 | 560 | 330 | 743 | 55 | 423 | 1053 | 47 |
| L | 606 | 450 | 73 | 69 | 110 | 635 | 470 | 812 | 55 | 423 | 1129 | 47 |
| XL | 615 | 472 | 73 | 69 | 120 | 660 | 521 | 827 | 55 | 423 | 1155 | 47 |
All measurements in millimetres unless marked (°) for angles.