Filter Cross Reference

    Baldwin BK6375 cross reference

    Manufacturer numbers Baldwin lists BK6375 as the replacement for

    Baldwin lists BK6375 as the replacement for these manufacturer part numbers:

    ManufacturerTheir part number
    DONALDSONP559577
    DONALDSONP559303
    FLEETGUARDMK12119
    FLEETGUARDMK11811
    FLEETRITEMKR811811
    FLEETRITEMKR812119
    FRAMFK8139
    GRAINGER4ERH6
    LUBER-FINERLK208C

    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.