Filter Cross Reference

    Baldwin BT9421-MPG cross reference

    Manufacturer numbers Baldwin lists BT9421-MPG as the replacement for

    Baldwin lists BT9421-MPG as the replacement for these manufacturer part numbers:

    ManufacturerTheir part number
    CARQUEST96465
    CASE47131181
    CASE47131182
    CASE87404986
    DONALDSONP763529
    GRAINGER6GHN1
    (manufacturer not verified)WH1262
    (manufacturer not verified)SPH12538
    (manufacturer not verified)47131181

    Source: Baldwin Manufacturers' Cross-Reference, Form 560-24 (2024). Baldwin's published direction is manufacturer part → Baldwin replacement. This list shows what Baldwin published in 2024. It does not verify that the numbers interchange today.

    Upgrade chains run one way: equipment spec'd with a newer filter number should not step back to the older one. Go by what the truck was spec'd with.

    Always verify against the current OEM catalog before ordering. Cross references are a starting point, not a guarantee of fit.