How do I confirm pilotpart942747 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

Diesel Filter 326-1644 1R-0770 for Caterpillar Excavator CAT E320D

For Caterpillar Fuel Filter

Fuel Filter E320D for Caterpillar

OEM / REF: E320DSKU: pilotpart942747

Diesel Filter 326-1644 1R-0770 for Caterpillar Excavator CAT E320D is a Fuel Filter replacement part for Caterpillar Seals, Filters & Maintenance Parts, categorized under Seals, Filters & Maintenance Parts > Fuel Filter. Use OEM part number E320D and confirm machine model, engine model, and serial details before che...

Stock: In stock
Condition: New
Fitment: Caterpillar Seals, Filters & Maintenance Parts
Category: Fuel Filter

Fitment support before you order
Worldwide delivery options

In stock — ready to order

$99.60USD/EA

Estimated delivery by quantity

Estimated delivery windows
Qty	Estimated delivery
1	Oct 21 – Oct 28
10	Oct 19 – Oct 26
50	Oct 17 – Oct 24

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.

Fuel Filter Description

This Fuel Filter is indexed for Caterpillar Caterpillar Excavator CAT E320D. Compare reference number E320D against the label on your existing Caterpillar component before ordering.

Additional cross references on file: 1644. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.

Part Numbers and Cross References

E320D1644

Applications

Caterpillar Caterpillar Excavator CAT E320D

Fitment Notes

Brand or application signal: Caterpillar Seals, Filters & Maintenance Parts
Product family: Fuel Filter
System category: Seals, Filters & Maintenance Parts > Filters > Fuel 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.