Spa Cycles Steel Audax (2026)
Geometry ?
Spa Cycles Steel Audax 2026 geometry in sizes XS–XXL: stack 525–594 mm, reach 377–405 mm, head angle 71–72°.
| XS | SM | M | L | XL | XXL | |
|---|---|---|---|---|---|---|
| Stack | 525 mm | 531 mm | 545 mm | 562 mm | 578 mm | 594 mm |
| Reach | 377 mm | 393 mm | 393 mm | 397 mm | 401 mm | 405 mm |
| Head angle | 71° | 71° | 71.5° | 72° | 72° | 72° |
| Seat angle | 72.5° | 72.5° | 72.5° | 72.5° | 72.5° | 72.5° |
| Seat tube (?) | 500 mm | 520 mm | 540 mm | 560 mm | 580 mm | 600 mm |
| Head tube | 115 mm | 115 mm | 135 mm | 155 mm | 175 mm | 185 mm |
| Top tube (effective) | 542 mm | 561 mm | 564 mm | 574 mm | 583 mm | 593 mm |
| BB drop | 67.5 mm | 67.5 mm | 62.5 mm | 60 mm | 57.5 mm | 62.5 mm |
| Chainstay | 425 mm | 425 mm | 425 mm | 425 mm | 425 mm | 425 mm |
| Wheelbase | 1011 mm | 1011 mm | 1017 mm | 1028 mm | 1038 mm | 1048 mm |
| Standover | 755 mm | 770 mm | 790 mm | 810 mm | 830 mm | 850 mm |
| Fork length | 375 mm | 375 mm | 375 mm | 375 mm | 375 mm | 375 mm |
| Fork offset | 54 mm | 45 mm | 45 mm | 45 mm | 45 mm | 45 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: spacycles.co.uk, 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 XS (stack 525 / reach 377 mm).
Stack and reach within 12 mm of size SM (stack 531 / reach 393 mm).
Stack and reach within 12 mm of size M (stack 545 / reach 393 mm).
Stack and reach within 12 mm of size L (stack 562 / reach 397 mm).
Stack and reach within 12 mm of size XL (stack 578 / reach 401 mm).
Stack and reach within 12 mm of size XXL (stack 594 / reach 405 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