Geometry ?
Chapter2 Toa 2026 geometry in sizes XXS–XL: stack 468–602 mm, reach 357–399 mm, head angle 70–73°.
| XXS | XS | S | M | L | XL | |
|---|---|---|---|---|---|---|
| Stack | 468 mm | 502 mm | 527 mm | 552 mm | 577 mm | 602 mm |
| Reach | 357 mm | 363 mm | 372 mm | 381 mm | 390 mm | 399 mm |
| Head angle | 70° | 70° | 72° | 73° | 73° | 73° |
| Seat angle | 75° | 74° | 74° | 74° | 74° | 74° |
| Seat tube (?) | 435 mm | 458 mm | 483 mm | 508 mm | 533 mm | 560 mm |
| Head tube | 72 mm | 95 mm | 115 mm | 135 mm | 160 mm | 186 mm |
| Top tube (effective) | 482 mm | 509 mm | 525 mm | 542 mm | 558 mm | 575 mm |
| BB drop | 73 mm | 73 mm | 73 mm | 73 mm | 73 mm | 73 mm |
| Chainstay | 408 mm | 408 mm | 408 mm | 408 mm | 408 mm | 408 mm |
| Wheelbase | 959 mm | 973 mm | 975 mm | 973 mm | 986 mm | 1002 mm |
| Standover | 715 mm | 735 mm | 760 mm | 786 mm | 811 mm | 837 mm |
| Fork offset | 53 mm | 53 mm | 53 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: chapter2bikes.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 XXS (stack 468 / reach 357 mm).
Stack and reach within 12 mm of size XS (stack 502 / reach 363 mm).
Stack and reach within 12 mm of size S (stack 527 / reach 372 mm).
Stack and reach within 12 mm of size M (stack 552 / reach 381 mm).
Stack and reach within 12 mm of size L (stack 577 / reach 390 mm).
Stack and reach within 12 mm of size XL (stack 602 / reach 399 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