2019 BMC · RD
2019 BMC ALR Disc geometry
Full frame geometry for the 2019 BMC ALR Disc, 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 | 515 | 365 | 73.5 | 70.5 | 118 | 518 | 442 | 705 | 69 | 571 | 410 | 971 | 42 | 76 |
| 51 | 539 | 375 | 73.5 | 72 | 138 | 534 | 505 | 751 | 69 | 575 | 410 | 975 | 42 | 66 |
| 54 | 559 | 383 | 73.5 | 72.5 | 157 | 549 | 535 | 778 | 69 | 585 | 410 | 985 | 42 | 63 |
| 57 | 583 | 391 | 73.5 | 72.5 | 182 | 564 | 565 | 804 | 69 | 601 | 410 | 1001 | 42 | 63 |
| 60 | 610 | 402 | 73.5 | 72.5 | 210 | 583 | 600 | 835 | 69 | 620 | 410 | 1020 | 42 | 63 |
All measurements in millimetres unless marked (°) for angles.