2026 Nukeproof · MDB
2026 Nukeproof Mega Carbon V4 geometry
Full frame geometry for the 2026 Nukeproof Mega Carbon V4, 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) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| M | 621.2 | 455 | 77.5 | 64 | 100 | 592.7 | 410 | 724.4 | 30 | 783.5 | 435 | 1217.5 | 42 | 132.3 |
| S | 621.2 | 430 | 77.5 | 64 | 100 | 567.7 | 380 | 725.2 | 30 | 758.5 | 435 | 1192.5 | 42 | 132.3 |
| L | 639.2 | 475 | 78 | 64 | 120 | 610.9 | 440 | 722.9 | 30 | 812.1 | 435 | 1246.1 | 42 | 132.3 |
| XL | 648.2 | 495 | 78 | 64 | 130 | 632.8 | 470 | 730.8 | 30 | 836.4 | 440 | 1275.4 | 42 | 132.3 |
| XXL | 657.3 | 515 | 78 | 64 | 140 | 654.7 | 500 | 736.1 | 30 | 860.7 | 440 | 1299.7 | 42 | 132.3 |
All measurements in millimetres unless marked (°) for angles.