Models · Ritchey · Road Logic
Ritchey Road Logic Disc (2026)
Geometry ?
Ritchey Road Logic Disc 2026 geometry in sizes 51cm–59cm: stack 531–610 mm, reach 385–409 mm, head angle 72.5–74°.
| 51cm | 53cm | 55cm | 57cm | 59cm | |
|---|---|---|---|---|---|
| Stack | 531 mm | 551 mm | 570 mm | 589 mm | 610 mm |
| Reach | 385 mm | 390 mm | 394 mm | 400 mm | 409 mm |
| Head angle | 72.5° | 73° | 73.5° | 73.5° | 74° |
| Seat angle | 74.5° | 74° | 73.5° | 73.5° | 73.5° |
| Seat tube (c-t) | 485 mm | 505 mm | 525 mm | 545 mm | 565 mm |
| Head tube | 120 mm | 140 mm | 160 mm | 180 mm | 200 mm |
| Top tube (effective) | 532 mm | 548 mm | 563 mm | 575 mm | 590 mm |
| BB drop | 72 mm | 72 mm | 70 mm | 70 mm | 70 mm |
| Chainstay | 410 mm | 415 mm | 415 mm | 415 mm | 415 mm |
| Wheelbase | 981 mm | 993 mm | 999 mm | 1011 mm | 1021 mm |
| Standover | 757 mm | 777 mm | 797 mm | 816 mm | 836 mm |
| Fork length | 371 mm | 371 mm | 371 mm | 371 mm | 371 mm |
| Fork offset | 46 mm | 46 mm | 46 mm | 46 mm | 46 mm |
Source: ritcheylogic.com, checked 1 Nov 2026 · bar position: worked out from published data
Older model years in the archive with the same stack, reach and head angle: 2023–2024. Source: starbike.com
Older model years in the archive: Ritchey Road Logic Disc 2020
Build
Sold as a frameset only. You choose the stem, bars, seatpost and other parts yourself, so the bike has no stock build. According to the manufacturer’s website.
Frames with similar geometry
Stack and reach within 12 mm of size 51cm (stack 531 / reach 385 mm).
Stack and reach within 12 mm of size 53cm (stack 551 / reach 390 mm).
Stack and reach within 12 mm of size 55cm (stack 570 / reach 394 mm).
Stack and reach within 12 mm of size 57cm (stack 589 / reach 400 mm).
Stack and reach within 12 mm of size 59cm (stack 610 / reach 409 mm).
Spotted a mistake or a missing build? Let me know.