Geometry ?
Mosaic GT-1 i55 32" 2026 geometry in sizes 50–62: stack 570.2–654.2 mm, reach 370.2–435 mm, head angle 69–71°.
| 50 | 52 | 54 | 56 | 58 | 60 | 62 | |
|---|---|---|---|---|---|---|---|
| Stack | 570.2 mm | 579.1 mm | 583.8 mm | 595.2 mm | 618.9 mm | 635.2 mm | 654.2 mm |
| Reach | 370.2 mm | 387.4 mm | 390.1 mm | 408.2 mm | 428.8 mm | 434.6 mm | 435 mm |
| Head angle | 69° | 70° | 70° | 70.5° | 70.5° | 71° | 71° |
| Seat tube (c-t) | 470 mm | 480 mm | 490 mm | 510 mm | 530 mm | 550 mm | 560 mm |
| Head tube | 90 mm | 95 mm | 100 mm | 109.9 mm | 135 mm | 150 mm | 170 mm |
| Top tube (effective) | 525 mm | 550.2 mm | 560 mm | 585 mm | 615 mm | 630 mm | 635 mm |
| BB drop | 95 mm | 95 mm | 95 mm | 95 mm | 95 mm | 95 mm | 95 mm |
| Chainstay | 450 mm | 450 mm | 450 mm | 450 mm | 450 mm | 450 mm | 450 mm |
| Wheelbase | 1056.8 mm | 1067.3 mm | 1071.7 mm | 1088.9 mm | 1117.8 mm | 1124 mm | 1130.9 mm |
| Fork offset | 60 mm | 60 mm | 60 mm | 60 mm | 60 mm | 60 mm | 60 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 50 (stack 570.2 / reach 370.2 mm).
Stack and reach within 12 mm of size 52 (stack 579.1 / reach 387.4 mm).
Stack and reach within 12 mm of size 54 (stack 583.8 / reach 390.1 mm).
Stack and reach within 12 mm of size 56 (stack 595.2 / reach 408.2 mm).
Stack and reach within 12 mm of size 58 (stack 618.9 / reach 428.8 mm).
Stack and reach within 12 mm of size 60 (stack 635.2 / reach 434.6 mm).
Stack and reach within 12 mm of size 62 (stack 654.2 / reach 435 mm).
Spotted a mistake or a missing build? Let me know.
Are you the manufacturer, or do you sell this bike? I’m missing 9 values for this model’s stem and bars. Add them