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S&M Cassette Rear Hub 9T (Matte Black, Rear Wheel / Hub

What the checker says24will not fit

Run variant by variant through the BMX 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 630 verified BMX parts in this catalog. 618 produced no finding of any kind. Each variant produces 12 distinct errors and 0 distinct warnings.

Will not fit

    Bmx axle, Frame. 14 more findings from the same check, on up to 1 of the 79 verified frames each.

    Bmx cog driver, Rear Cog. 10 more findings from the same check, on up to 1 of the 29 verified rear cogs 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.

    $59.95 MSRP

    What the maker states

    Driver type
    Driver cassette
    Driver teeth
    Driver 9 teeth
    Axle
    Front axle 14mm
    Side
    Left-hand drive (LHD) (on 1 of 2 variants); Right-hand drive (RHD) (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

    VariantSidePrice (MSRP)WeightSourceLast checkedBuild
    Cassette Rear Hub 9T (Matte Black, RHD, KMX97R)Right-hand drive (RHD)$59.95not statedmaker’s page2026-08-01Build with this
    Cassette Rear Hub 9T (Matte Black, LHD, KMX97R)Left-hand drive (LHD)$59.95not statedmaker’s page2026-08-01Build with this
    Source

    Source: each variant links the maker’s own page in the table above. Last checked 2026-08-01.

    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 504 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 S&M rear wheel / hubsOpen a variant in the builder to see the ones that apply to your own parts