Geometry ?
Conway Nyvo Alloy 2026 geometry in sizes S–XL: stack 554–612 mm, reach 380–420 mm, head angle 70–71°.
| S | M | L | XL | |
|---|---|---|---|---|
| Stack | 554 mm | 568 mm | 593 mm | 612 mm |
| Reach | 380 mm | 396 mm | 405 mm | 420 mm |
| Head angle | 70° | 70° | 71° | 71° |
| Seat angle | 75° | 75° | 74° | 74° |
| Seat tube (?) | 480 mm | 510 mm | 540 mm | 570 mm |
| Head tube | 115 mm | 130 mm | 155 mm | 175 mm |
| Chainstay | 435 mm | 435 mm | 435 mm | 435 mm |
| Wheelbase | 1039 mm | 1060 mm | 1073 mm | 1094 mm |
| Stock build by size | ||||
| Cranks | 165 mm | 170 mm | – | – |
| Stem | 80 mm | 80 mm | 90 mm | 100 mm |
| Bar width | 400 mm | 420 mm | – | – |
(?) by the seat tube length: the manufacturer doesn’t say whether it’s measured centre to centre (c-c) or centre to top (c-t).
Source: conway-bikes.com, checked 12 Nov 2026 · bar position: worked out from published data
Stock build
Frames with similar geometry
Stack and reach within 12 mm of size S (stack 554 / reach 380 mm).
Stack and reach within 12 mm of size M (stack 568 / reach 396 mm).
Stack and reach within 12 mm of size L (stack 593 / reach 405 mm).
Stack and reach within 12 mm of size XL (stack 612 / reach 420 mm).
Spotted a mistake or a missing build? Let me know.
Are you the manufacturer, or do you sell this bike? I’m missing 2 values for this model’s stem and bars. Add them