Ritchey Superlogic 1-Bolt Seatpost
What the checker says42will not fit
Run variant by variant through the road bike builder’s own engine. Every sentence below is the checker’s, unedited. Nothing here says this part fits your bike; it says what it does and does not fit among the parts we hold.
Checked against 1002 verified road bike parts in this catalog. 963 produced no finding of any kind. Each variant produces 39 distinct errors and 0 distinct warnings.
Will not fit
Rg seatpost, Frame. 42 more findings from the same check, on up to 1 of the 59 verified frames each.
Open a variant in the builder to see the ones that apply to your own parts.
$323.95 to $359.95 MSRP·148 to 180 g
What the maker states
- Diameter
- 27.2 mm diameter
- Setback
- 20 mm (on 1 of 2 variants); 25 mm (on 1 of 2 variants)
A value shown as a set or a range differs between this model’s variants and is never one variant’s spec.
2 verified variants
| Variant | Setback | Price (MSRP) | Weight | Source | Last checked | Build |
|---|---|---|---|---|---|---|
| Superlogic 1-Bolt Flexlogic Seatpost | 20 mm | $323.95 | 180 g | maker’s page | 2026-08-25 | Build with this |
| Superlogic 1-Bolt Seatpost (25mm Offset) | 25 mm | $359.95 | 148 g | maker’s page | 2026-08-25 | Build with this |
The rest of what the maker states1 not published
1 further field the checker looks for is not published by Ritchey, so we leave it blank rather than estimate it, and that check stays silent on this seatpost. It is proprietary. Each is recorded as “not stated by the maker (not checked)”.
Source: each variant links the maker’s own page in the table above. Last checked 2026-08-25.
Checked against
The checker ran this model against every verified part below that it has a slot for, the same way it checks a build in the builder. What follows is the verdict it actually produced for that specific pairing — not a recommendation, and not a guarantee any of these parts fits your own bike.
- 3T Aeroflux Integrale (Handlebar) No conflicts found
- 3T Apto Stealth Stem (Stem) No conflicts found
- 3T Superergo LTD (standard, non-INTEGRALE) (Handlebar) No conflicts found
- All-City Zig Zag Frameset (Frame) No conflicts found
- Argon 18 Sum Frameset (Frame) Will not fit
- Basso SV Frameset (Frame) Will not fit
6 of 668 counterparts with a page of their own that the checker actually probed this model against, in alphabetical order by brand and model — never by price, popularity or the verdict itself.