Geometry ?
Hongfu FM169-F 2022 geometry in sizes 470–580: stack 493.5–569.9 mm, reach 362.8–403.2 mm, head angle 69.5–73.3°.
| 470 | 500 | 530 | 560 | 580 | |
|---|---|---|---|---|---|
| Stack | 493.5 mm | 512.1 mm | 533 mm | 551.1 mm | 569.9 mm |
| Reach | 362.8 mm | 376.3 mm | 391.1 mm | 396.8 mm | 403.2 mm |
| Head angle | 69.5° | 72° | 72.8° | 73.3° | 73.3° |
| Seat angle | 73.5° | 73.5° | 73.5° | 73.5° | 73.5° |
| Head tube | 100 mm | 110 mm | 130 mm | 147 mm | 165 mm |
| Top tube (effective) | 509 mm | 528 mm | 549 mm | 560 mm | 572 mm |
| BB drop | 70 mm | 70 mm | 70 mm | 70 mm | 70 mm |
| Chainstay | 415 mm | 415 mm | 415 mm | 415 mm | 415 mm |
| Wheelbase | 978.7 mm | 976.2 mm | 987.3 mm | 997.5 mm | 1009.6 mm |
| Fork length | 368 mm | 368 mm | 368 mm | 368 mm | 368 mm |
| Fork offset | 45 mm | 45 mm | 45 mm | 45 mm | 45 mm |
Source: hongfu-bikes.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 470 (stack 493.5 / reach 362.8 mm).
Stack and reach within 12 mm of size 500 (stack 512.1 / reach 376.3 mm).
Stack and reach within 12 mm of size 530 (stack 533 / reach 391.1 mm).
Stack and reach within 12 mm of size 560 (stack 551.1 / reach 396.8 mm).
Stack and reach within 12 mm of size 580 (stack 569.9 / reach 403.2 mm).
Spotted a mistake or a missing build? Let me know.
Are you the manufacturer, or do you sell this bike? I’m missing 7 values for this model’s stem and bars. Add them