How do I confirm pilotpart446739 fits my machine?

Compare the OEM or reference part number, machine model, engine model, and serial number. You can also submit a fitment inquiry before ordering.

In Stock

Cartridge Oil Filter - Replaces Donaldson P550186 Fleetguard Farmall LF-618

For Donaldson Oil Filter

Oil Filter LF-618 for Donaldson

Q: What part numbers are associated with this Oil Filter?

LF-618, P550186, 376374R91, 376374R1

OEM / REF: LF-618SKU: pilotpart446739

Cartridge Oil Filter - Replaces Donaldson P550186 Fleetguard Farmall LF-618 is a Oil Filter replacement part for Donaldson Seals, Filters & Maintenance Parts, categorized under Seals, Filters & Maintenance Parts > Oil Filter. Use OEM part number LF-618 and confirm machine model, engine model, and serial details befo...

Stock: In stock
Condition: New
Fitment: Donaldson Seals, Filters & Maintenance Parts
Category: Oil Filter

Fitment support before you order
Worldwide delivery options

In stock — ready to order

$13.00USD/EA

Estimated delivery by quantity

Estimated delivery windows
Qty	Estimated delivery
1	Oct 23 – Oct 30
10	Oct 21 – Oct 28
50	Oct 19 – Oct 26

Estimates from today; confirm exact lead time before payment.

Quantity

Confirm fitment before ordering →

Lead times can vary by freight route and customs. Contact support for expedited shipping.

Oil Filter Description

This Oil Filter is indexed for Donaldson Fit for Cartridge Oil Filter - Replaces Donaldson P550186 Fleetguard Farmall LF-618. Compare reference number LF-618 against the label on your existing Donaldson component before ordering.

Additional cross references on file: P550186, 376374R91, 376374R1. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.

Part Numbers and Cross References

LF-618 P550186 376374R91 376374R1

Applications

Donaldson Fit for Cartridge Oil Filter - Replaces Donaldson P550186 Fleetguard Farmall LF-618

Fitment Notes

Brand or application signal: Donaldson Seals, Filters & Maintenance Parts
Product family: Oil Filter
System category: Seals, Filters & Maintenance Parts > Filters > Oil Filter
Recommended verification: OEM number, engine model, serial number, old part photos, and dimensions.

Shipping & Returns

Availability: InStock
Shipping: Shipping quotes can be confirmed before payment for heavy or urgent orders.
Returns: Returns are easier when fitment is confirmed before ordering.
B2B support: Bulk, fleet, and repair-shop requests can be handled through the inquiry form.

Frequently Asked Questions

How do I confirm this part fits my machine?

Match the OEM or reference number first, then verify machine model, engine model, serial number, connector layout, mounting points, and old part photos.

Can I order if my part number is not listed?

Yes. Send the old part number, machine plate, and photos through the fitment inquiry form. Support can review possible replacements or alternatives.

Is this an OEM part?

Products are indexed as replacement parts unless explicitly marked otherwise. Always compare reference numbers and confirm fitment before purchase.