Geometry ?
Reilly Spectre 2026 geometry in sizes XS–XL: stack 526–600 mm, reach 376–406 mm, head angle 70.5–73.5°.
| XS | S | M | L | XL | |
|---|---|---|---|---|---|
| Stack | 526 mm | 542 mm | 564 mm | 585 mm | 600 mm |
| Reach | 376 mm | 378 mm | 382 mm | 396 mm | 406 mm |
| Head angle | 70.5° | 71° | 72° | 73.5° | 73° |
| Seat angle | 75.5° | 74.5° | 73.5° | 72.5° | 72.5° |
| Seat tube (c-t) | 470 mm | 490 mm | 510 mm | 530 mm | 540 mm |
| Head tube | 105 mm | 120 mm | 140 mm | 160 mm | 175 mm |
| Top tube (effective) | 515 mm | 530 mm | 550 mm | 570 mm | 590 mm |
| BB drop | 72 mm | 72 mm | 72 mm | 72 mm | 72 mm |
| Chainstay | 414 mm | 417 mm | 420 mm | 420 mm | 422 mm |
| Wheelbase | 997 mm | 1000 mm | 1005 mm | 1021 mm | 1038 mm |
| Standover | 744 mm | 756 mm | 780 mm | 800 mm | 812 mm |
| Fork offset | 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 XS (stack 526 / reach 376 mm).
Stack and reach within 12 mm of size S (stack 542 / reach 378 mm).
Stack and reach within 12 mm of size M (stack 564 / reach 382 mm).
Stack and reach within 12 mm of size L (stack 585 / reach 396 mm).
Stack and reach within 12 mm of size XL (stack 600 / reach 406 mm).
Spotted a mistake or a missing build? Let me know.
Are you the manufacturer, or do you sell this bike? I’m missing 7 values for this model’s stem and bars. Add them