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Merida REACTO V S-FLEX Seatpost Seatpost

Seatpost: Proprietary, frame-specific part; Setback 0 mm. 1 verified variant.

What the checker says58will 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. 944 produced no finding of any kind.

Will not fit

    Rg seatpost, Frame. 58 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.

    The checker compares the dimensions listed in what we check, and what we don’t. “No conflicts found” means no conflict among those dimensions — not a guarantee that a build works. Errors mean it won’t fit; warnings mean it works but check; infos are notes.

    $280.00 MSRP

    What the maker states

    Setback
    0 mm
    Proprietary
    Proprietary, frame-specific part
    The rest of what the maker states1 not published

    1 further field the checker looks for is not published by Merida, so we leave it blank rather than estimate it, and that check stays silent on this seatpost. It is diameter. Each is recorded as “not stated by the maker (not checked)”.

    Source: the maker’s page. Last checked 2026-09-18.

    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.

    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.

    Where this sits

    All Merida seatpostsOpen a variant in the builder to see the ones that apply to your own parts