2020 Allied · RD
2020 Allied ALFA DISC geometry
Full frame geometry for the 2020 Allied ALFA 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) | Chainstay (mm) | Wheelbase (mm) | Fork rake (mm) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 49 | 501 | 382 | 75.5 | 72.3 | 97 | 513 | 482 | 750 | 71.5 | 410 | 969 | 44 |
| 49+ | 520 | 376 | 75.5 | 72.3 | 117 | 513 | 482 | 750 | 71.5 | 410 | 969 | 44 |
| 52 | 523 | 386 | 74 | 73 | 117 | 537 | 512 | 775 | 71.5 | 410 | 974 | 44 |
| 54 | 539 | 389 | 73.5 | 73 | 137 | 548 | 532 | 791 | 69 | 410 | 981 | 44 |
| 52+ | 542 | 381 | 74 | 73 | 137 | 537 | 512 | 775 | 71.5 | 410 | 974 | 44 |
| 54+ | 559 | 382 | 73.5 | 73 | 157 | 548 | 532 | 791 | 69 | 410 | 981 | 44 |
| 56 | 560 | 396 | 73.3 | 73.5 | 157 | 565 | 552 | 815 | 69 | 410 | 992 | 44 |
| 56+ | 580 | 391 | 73.3 | 73.5 | 177 | 565 | 552 | 815 | 69 | 410 | 992 | 44 |
| 58 | 588 | 404 | 73 | 73.5 | 187 | 583 | 572 | 839 | 67.5 | 410 | 1008 | 44 |
| 58+ | 607 | 398 | 73 | 73.5 | 207 | 583 | 572 | 839 | 67.5 | 410 | 1008 | 44 |
| 61 | 608 | 410 | 72.5 | 74 | 207 | 601 | 602 | 862 | 67.5 | 410 | 1015 | 44 |
| 61+ | 628 | 404 | 72.5 | 74 | 227 | 601 | 602 | 862 | 67.5 | 410 | 1015 | 44 |
All measurements in millimetres unless marked (°) for angles.