Alter Ego Motorcycle Supply — Serving Riders Since 1973

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    EMGO Clamp-On Air Filter 39Mm — 12-55739

    EMGO Clamp-On Air Filter 39Mm — 12-55739

    $13.95

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    EMGO clamp-on air filter 39mm.

    In stock

    SKU: WP78-9454
    Category:
    Brands:

    Description

    EMGO clamp-on air filter 39mm. Manufacturer part number 12-55739.

    WPS part number 78-9454.

    Vehicle fitment

    WPS lists this part for the following vehicles. Match your exact model and year.

    Follow the position, mounting and installation notes in the product description. Modified vehicles may require different parts.

    Compatible vehicle years, makes and models
    YearsMakeModel
    1975–1977HondaCB550F Super Sport
    1974–1978HondaCB550K
    1976HondaCB750A Automatic
    1975–1976HondaCB750F Super Sport
    1969–1976HondaCB750K
    1977–1979SuzukiGS550
    1977–1979SuzukiGS550E
    1979SuzukiGS550L

    Source: WPS vehicle-fitment data · WPS part 78-9454 · Checked November 11, 2026.

    Additional information

    Weight 0.31 lbs
    Dimensions 3.1 × 3.75 × 3.15 in

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    Complete the job

    Parts & supplies

    • Air-filter care

      Use cleaning/oiling products only for filter materials that permit them. Replace disposable paper filters.

    • Intake gaskets & seals

      Match the intake assembly and check what the filter kit includes.

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