Filter Cross Reference

    Baldwin PT8491 cross reference

    Manufacturer numbers Baldwin lists PT8491 as the replacement for

    Baldwin lists PT8491 as the replacement for these manufacturer part numbers:

    ManufacturerTheir part number
    CARQUEST94159
    CATERPILLAR3I0508
    DONALDSONP161365
    FLEETGUARDHF35291
    FLEETGUARDHF6489
    FLEETRITEHFR835291
    FLEETRITEHFR86489
    FRAMC6975
    GRAINGER4XAX2
    LUBER-FINERLH6489
    PUROLATORPM6048

    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.