2019 BMC · G
2019 BMC Road Machine X geometry
Full frame geometry for the 2019 BMC Road Machine X, 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) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 47 | 525 | 376 | 73.5 | 70.5 | 128 | 532 | 465 | 717 | 71 | 589 | 420 | 998 | 45 | 73 |
| 51 | 550 | 376 | 73.5 | 70.5 | 154 | 539 | 490 | 757 | 71 | 598 | 420 | 1007 | 45 | 73 |
| 54 | 571 | 385 | 73.5 | 71.5 | 172 | 554 | 533 | 786 | 71 | 607 | 420 | 1016 | 45 | 66 |
| 56 | 585 | 391 | 73.5 | 71.5 | 187 | 564 | 548 | 803 | 71 | 615 | 420 | 1024 | 45 | 66 |
| 58 | 604 | 400 | 73.5 | 72 | 205 | 579 | 564 | 820 | 71 | 625 | 420 | 1034 | 45 | 63 |
| 61 | 628 | 408 | 73.5 | 72.5 | 228 | 594 | 600 | 849 | 71 | 640 | 420 | 1044 | 45 | 60 |
All measurements in millimetres unless marked (°) for angles.