Geometry ?
Dengfu R22 2026 geometry in sizes 49–61: stack 507–611 mm, reach 374–413 mm, head angle 71–73.5°.
| 49 | 52 | 54 | 56 | 58 | 61 | |
|---|---|---|---|---|---|---|
| Stack | 507 mm | 525 mm | 544 mm | 566 mm | 595 mm | 611 mm |
| Reach | 374 mm | 384.5 mm | 394 mm | 397.5 mm | 403 mm | 413 mm |
| Head angle | 71° | 72° | 72.5° | 73° | 73° | 73.5° |
| Seat angle | 75° | 74.5° | 74° | 73.5° | 73° | 73° |
| Seat tube (?) | 470 mm | 490 mm | 510 mm | 530 mm | 550 mm | 580 mm |
| Head tube | 103 mm | 118 mm | 138 mm | 158 mm | 188 mm | 203 mm |
| Top tube (effective) | 510 mm | 530 mm | 550 mm | 565 mm | 585 mm | 600 mm |
| BB drop | 72 mm | 72 mm | 72 mm | 72 mm | 72 mm | 72 mm |
| Chainstay | 408 mm | 408 mm | 408 mm | 408 mm | 408 mm | 408 mm |
| Wheelbase | 971 mm | 978 mm | 989 mm | 994.5 mm | 1009 mm | 1019 mm |
| Fork length | 371 mm | 371 mm | 371 mm | 371 mm | 371 mm | 371 mm |
| Fork offset | 43 mm | 43 mm | 43 mm | 43 mm | 43 mm | 43 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: dengfubikes.com, checked 12 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 49 (stack 507 / reach 374 mm).
Stack and reach within 12 mm of size 52 (stack 525 / reach 384.5 mm).
Stack and reach within 12 mm of size 54 (stack 544 / reach 394 mm).
Stack and reach within 12 mm of size 56 (stack 566 / reach 397.5 mm).
Stack and reach within 12 mm of size 58 (stack 595 / reach 403 mm).
Stack and reach within 12 mm of size 61 (stack 611 / reach 413 mm).
Spotted a mistake or a missing build? Let me know.
Are you the manufacturer, or do you sell this bike? I’m missing 8 values for this model’s stem and bars. Add them