Geometry ?
Mosaic GT-2 i55 2026 geometry in sizes 48–62: stack 543.6–651.5 mm, reach 372.5–406.8 mm, head angle 70–71°.
| 48 | 50 | 52 | 54 | 56 | 58 | 60 | 62 | |
|---|---|---|---|---|---|---|---|---|
| Stack | 543.6 mm | 550.2 mm | 566.4 mm | 575.9 mm | 585.3 mm | 609 mm | 627.8 mm | 651.5 mm |
| Reach | 372.5 mm | 381.5 mm | 381.3 mm | 383.2 mm | 394.9 mm | 401.9 mm | 405 mm | 406.8 mm |
| Head angle | 70° | 70.5° | 71° | 71° | 71° | 71° | 71° | 71° |
| Seat angle | 73° | 73° | 72.5° | 72° | 71.5° | 71.5° | 71° | 71° |
| Seat tube (c-t) | 480 mm | 500 mm | 520 mm | 540 mm | 560 mm | 580 mm | 590 mm | 600 mm |
| Head tube | 90 mm | 95 mm | 110 mm | 120 mm | 130 mm | 155 mm | 175 mm | 200 mm |
| Top tube (effective) | 519.3 mm | 530.3 mm | 540 mm | 550 mm | 570 mm | 585 mm | 600 mm | 610 mm |
| BB drop | 80 mm | 80 mm | 80 mm | 80 mm | 80 mm | 80 mm | 80 mm | 80 mm |
| Chainstay | 430 mm | 430 mm | 430 mm | 430 mm | 430 mm | 430 mm | 430 mm | 430 mm |
| Wheelbase | 1022 mm | 1029 mm | 1030 mm | 1035 mm | 1050 mm | 1065 mm | 1074 mm | 1084 mm |
| Fork offset | 55 mm | 55 mm | 55 mm | 55 mm | 55 mm | 55 mm | 55 mm | 55 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 543.6 / reach 372.5 mm).
Stack and reach within 12 mm of size 50 (stack 550.2 / reach 381.5 mm).
Stack and reach within 12 mm of size 52 (stack 566.4 / reach 381.3 mm).
Stack and reach within 12 mm of size 54 (stack 575.9 / reach 383.2 mm).
Stack and reach within 12 mm of size 56 (stack 585.3 / reach 394.9 mm).
Stack and reach within 12 mm of size 58 (stack 609 / reach 401.9 mm).
Stack and reach within 12 mm of size 60 (stack 627.8 / reach 405 mm).
Stack and reach within 12 mm of size 62 (stack 651.5 / reach 406.8 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