Geometry ?
Mosaic AR-2 2026 geometry in sizes 48–62: stack 516–620 mm, reach 370–410 mm, head angle 71–72.5°.
| 48 | 50 | 52 | 54 | 56 | 58 | 60 | 62 | |
|---|---|---|---|---|---|---|---|---|
| Stack | 516 mm | 531 mm | 540 mm | 553 mm | 573 mm | 584 mm | 600 mm | 620 mm |
| Reach | 370 mm | 372 mm | 379 mm | 380 mm | 389 mm | 401 mm | 406 mm | 410 mm |
| Head angle | 71° | 71.3° | 71.3° | 71.5° | 71.5° | 72° | 72.3° | 72.5° |
| Seat angle | 74.5° | 74° | 74° | 73.5° | 73° | 73° | 72.5° | 72.5° |
| Seat tube (c-t) | 480 mm | 500 mm | 520 mm | 540 mm | 560 mm | 580 mm | 590 mm | 620 mm |
| Head tube | 95 mm | 110 mm | 120 mm | 136 mm | 156 mm | 165 mm | 180 mm | 200 mm |
| Top tube (effective) | 515 mm | 525 mm | 535 mm | 545 mm | 565 mm | 580 mm | 595 mm | 605 mm |
| BB drop | 75 mm | 75 mm | 75 mm | 72 mm | 72 mm | 72 mm | 72 mm | 72 mm |
| Chainstay | 425 mm | 425 mm | 425 mm | 425 mm | 425 mm | 425 mm | 430 mm | 430 mm |
| Wheelbase | 994 mm | 999 mm | 1009 mm | 1014 mm | 1029 mm | 1035 mm | 1048 mm | 1056 mm |
| Fork offset | 51 mm | 51 mm | 51 mm | 51 mm | 51 mm | 47 mm | 47 mm | 47 mm |
Source: mosaiccycles.com, checked 13 Nov 2026 · bar position: worked out from published data
Stock build
I don’t have the build for each size yet.
Frames with similar geometry
Stack and reach within 12 mm of size 48 (stack 516 / reach 370 mm).
Stack and reach within 12 mm of size 50 (stack 531 / reach 372 mm).
Stack and reach within 12 mm of size 52 (stack 540 / reach 379 mm).
Stack and reach within 12 mm of size 54 (stack 553 / reach 380 mm).
Stack and reach within 12 mm of size 56 (stack 573 / reach 389 mm).
Stack and reach within 12 mm of size 58 (stack 584 / reach 401 mm).
Stack and reach within 12 mm of size 60 (stack 600 / reach 406 mm).
Stack and reach within 12 mm of size 62 (stack 620 / reach 410 mm).
Spotted a mistake or a missing build? Let me know.
Are you the manufacturer, or do you sell this bike? I’m missing 10 values for this model’s stem and bars. Add them