Good to know: Sold as a frameset only
Sold as a frameset only You choose the stem and bars yourself, so I use the stem length that makes the size fit you. according to the manufacturer’s website
Geometry ?
Berk Cesta 2026 geometry in sizes S–L: stack 542–579 mm, reach 378–405 mm, head angle 73–74°.
| S | M | L | |
|---|---|---|---|
| Stack | 542 mm | 559 mm | 579 mm |
| Reach | 378 mm | 390 mm | 405 mm |
| Head angle | 74° | 73° | 73° |
| Seat angle | 74° | 74° | 74° |
| Seat tube (?) | 520 mm | 535 mm | 550 mm |
| Head tube | 130 mm | 140 mm | 160 mm |
| BB drop | 72 mm | 72 mm | 72 mm |
| Chainstay | 410 mm | 410 mm | 410 mm |
| Wheelbase | 971 mm | 994 mm | 1015 mm |
| Fork offset | 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: berk-composites.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 542 / reach 378 mm).
Stack and reach within 12 mm of size M (stack 559 / reach 390 mm).
Stack and reach within 12 mm of size L (stack 579 / reach 405 mm).
Spotted a mistake or a missing build? Let me know.