2015 Mason · RD
2015 Mason Definition geometry
Full frame geometry for the 2015 Mason Definition, size by size — stack, reach, angles and tube lengths.
Does this bike fit you?
Get sized in minutes — no tape measure, no appointment.
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) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 50 | 543 | 381 | 74.5 | 71.5 | 130 | 533 | 500 | 757 | 73 | 590 | 420 | 999 | 45 | 66 |
| 52 | 553 | 383 | 74.5 | 71.5 | 140 | 537 | 520 | 771 | 73 | 595 | 420 | 1004 | 45 | 66 |
| 54 | 566 | 383 | 73.5 | 71.5 | 155 | 552 | 540 | 787 | 72 | 600 | 420 | 1010 | 45 | 66 |
| 56 | 580 | 388 | 73.5 | 71.5 | 170 | 561 | 560 | 804 | 72 | 610 | 420 | 1020 | 45 | 66 |
| 58 | 591 | 395 | 72.5 | 72 | 180 | 581 | 580 | 818 | 72 | 615 | 420 | 1025 | 45 | 63 |
| 60 | 599 | 397 | 72.5 | 72 | 190 | 586 | 600 | 833 | 70 | 620 | 420 | 1030 | 45 | 63 |
| 62 | 620 | 406 | 72.5 | 72.5 | 210 | 601 | 620 | 853 | 70 | 630 | 420 | 1040 | 45 | 60 |
All measurements in millimetres unless marked (°) for angles.