2026 Trek · MDB
2026 Trek Fuel MX Gen 7 geometry
Full frame geometry for the 2026 Trek Fuel MX Gen 7, 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) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| S | 613 | 426 | 72.3 | 64.2 | 95 | 549 | 370 | 745 | 31 | 758 | 434 | 1191 | 44 | 132 |
| M | 627 | 456 | 72.3 | 64.2 | 110 | 584 | 400 | 747 | 31 | 795 | 434 | 1228 | 44 | 132 |
| L | 641 | 482 | 72.3 | 64.2 | 125 | 618 | 420 | 754 | 31 | 826 | 439 | 1264 | 44 | 132 |
| XL | 654 | 507 | 72.3 | 64.2 | 140 | 652 | 455 | 760 | 31 | 857 | 444 | 1301 | 44 | 132 |
| XXL | 668 | 527 | 72.3 | 64.2 | 155 | 682 | 475 | 769 | 31 | 884 | 449 | 1332 | 44 | 132 |
All measurements in millimetres unless marked (°) for angles.