Geometry ?
Santos Gravelmaster 2026 geometry in sizes S–XL: stack 600–656 mm, reach 387–429 mm.
| S | M | L | XL | |
|---|---|---|---|---|
| Stack | 600 mm | 618 mm | 637 mm | 656 mm |
| Reach | 387 mm | 401 mm | 415 mm | 429 mm |
| Seat tube (?) | 450 mm | 510 mm | 570 mm | 630 mm |
| Standover | 779 mm | 819 mm | 855 mm | 894 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: santosbikes.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 S (stack 600 / reach 387 mm).
Stack and reach within 12 mm of size M (stack 618 / reach 401 mm).
Stack and reach within 12 mm of size L (stack 637 / reach 415 mm).
Stack and reach within 12 mm of size XL (stack 656 / reach 429 mm).
Spotted a mistake or a missing build? Let me know.
Are you the manufacturer, or do you sell this bike? I’m missing 6 values for this model’s stem and bars. Add them