2026 Specialized · MDB
2026 Specialized Stumpjumper 15 EVO geometry
Full frame geometry for the 2026 Specialized Stumpjumper 15 EVO, 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) | Front centre (mm) | Chainstay (mm) | Wheelbase (mm) | Fork rake (mm) | Trail (mm) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| S1 | 611 | 400 | 77.7 | 64 | 95 | 542 | 385 | 738 | 38 | 724 | 430 | 1153 | 44 | 133 |
| S2 | 621 | 420 | 76.5 | 64 | 100 | 574 | 385 | 751 | 35 | 755 | 432 | 1186 | 44 | 134 |
| S3 | 630 | 445 | 76.5 | 64 | 110 | 596 | 405 | 745 | 35 | 785 | 435 | 1217 | 44 | 134 |
| S4 | 644 | 470 | 76 | 64 | 125 | 625 | 425 | 745 | 35 | 816 | 435 | 1249 | 44 | 134 |
| S5 | 658 | 495 | 76 | 64 | 140 | 649 | 445 | 745 | 35 | 848 | 445 | 1290 | 44 | 134 |
| S6 | 671 | 525 | 76 | 64 | 155 | 678 | 465 | 751 | 35 | 884 | 445 | 1327 | 44 | 134 |
All measurements in millimetres unless marked (°) for angles.