Geometry ?
Reilly Reflex 2026 geometry in sizes XXS–XXL: stack 527–626 mm, reach 369–413 mm, head angle 69.5–72°.
| XXS | XS | S | M | L | XL | XXL | |
|---|---|---|---|---|---|---|---|
| Stack | 527 mm | 531 mm | 552 mm | 568 mm | 589 mm | 608 mm | 626 mm |
| Reach | 369 mm | 388 mm | 392 mm | 387 mm | 396 mm | 404 mm | 413 mm |
| Head angle | 69.5° | 70.5° | 71° | 71.5° | 72° | 72° | 72° |
| Seat angle | 76° | 76° | 75° | 74° | 73.5° | 73° | 73° |
| Seat tube (c-t) | 460 mm | 470 mm | 490 mm | 510 mm | 530 mm | 550 mm | 570 mm |
| Head tube | 100 mm | 100 mm | 120 mm | 135 mm | 155 mm | 175 mm | 195 mm |
| Top tube (effective) | 500 mm | 520 mm | 540 mm | 550 mm | 570 mm | 590 mm | 605 mm |
| Chainstay | 430 mm | 430 mm | 430 mm | 430 mm | 430 mm | 430 mm | 430 mm |
| Wheelbase | 1014 mm | 1025 mm | 1032 mm | 1028 mm | 1038 mm | 1053 mm | 1068 mm |
| Fork length | 400 mm | 400 mm | 400 mm | 400 mm | 400 mm | 400 mm | 400 mm |
| Fork offset | 47 mm | 47 mm | 47 mm | 47 mm | 47 mm | 47 mm | 47 mm |
Source: reillytitanium.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 527 / reach 369 mm).
Stack and reach within 12 mm of size XS (stack 531 / reach 388 mm).
Stack and reach within 12 mm of size S (stack 552 / reach 392 mm).
Stack and reach within 12 mm of size M (stack 568 / reach 387 mm).
Stack and reach within 12 mm of size L (stack 589 / reach 396 mm).
Stack and reach within 12 mm of size XL (stack 608 / reach 404 mm).
Stack and reach within 12 mm of size XXL (stack 626 / reach 413 mm).
Spotted a mistake or a missing build? Let me know.
Are you the manufacturer, or do you sell this bike? I’m missing 9 values for this model’s stem and bars. Add them