Geometry ?
Reilly T325D 2026 geometry in sizes XXS–XXL: stack 524–601 mm, reach 365–417 mm, head angle 71.5–73°.
| XXS | XS | S | M | L | XL | XXL | |
|---|---|---|---|---|---|---|---|
| Stack | 524 mm | 524 mm | 545 mm | 567 mm | 586 mm | 601 mm | 599 mm |
| Reach | 365 mm | 375 mm | 374 mm | 382 mm | 391 mm | 406 mm | 417 mm |
| Head angle | 71.5° | 71.5° | 72° | 73° | 73° | 73° | 72.5° |
| Seat angle | 75.5° | 75.5° | 74° | 73.5° | 73° | 73° | 73° |
| Seat tube (c-t) | 460 mm | 470 mm | 490 mm | 510 mm | 530 mm | 540 mm | 550 mm |
| Head tube | 110 mm | 110 mm | 130 mm | 150 mm | 170 mm | 185 mm | 185 mm |
| Top tube (effective) | 500 mm | 510 mm | 530 mm | 550 mm | 570 mm | 590 mm | 600 mm |
| BB drop | 72 mm | 72 mm | 72 mm | 72 mm | 72 mm | 72 mm | 72 mm |
| Chainstay | 405 mm | 405 mm | 411 mm | 414 mm | 414 mm | 414 mm | 414 mm |
| Wheelbase | 960 mm | 970 mm | 977 mm | 986 mm | 1001 mm | 1021 mm | 1036 mm |
| Fork offset | 43 mm | 43 mm | 43 mm | 43 mm | 43 mm | 43 mm | 43 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 524 / reach 365 mm).
Stack and reach within 12 mm of size XS (stack 524 / reach 375 mm).
Stack and reach within 12 mm of size S (stack 545 / reach 374 mm).
Stack and reach within 12 mm of size M (stack 567 / reach 382 mm).
Stack and reach within 12 mm of size L (stack 586 / reach 391 mm).
Stack and reach within 12 mm of size XL (stack 601 / reach 406 mm).
Stack and reach within 12 mm of size XXL (stack 599 / reach 417 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