OEM / REF: 326-1644SKU: pilotpart115030
Fuel Filter 326-1644 1R-0770 For Caterpillar Excavator CAT E320CL is a Fuel Filter replacement part indexed for CAT 320C and CAT 320D, with 3 application records on file. Match OEM part number 326-1644 and confirm fitment for Caterpillar Seals, Filters & Maintenance Parts before ordering.
This Fuel Filter is indexed for CAT 320C; CAT 320D; CAT 323D; CAT 325D. Compare reference number 326-1644 against the label on your existing Caterpillar component before ordering.
Additional cross references on file: 1R-0770, CA3261644, CA1R0770. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.
| Height | 163mm |
|---|---|
| OD | 108mm |
| ID | 1＂-14 |
| Filtration precision | ≤15μm |
| Filtration efficiency | ≥99.98% |
| Part Number | 326-1644, 1R-0770, 3261644, 1R0770, CA3261644, CA1R0770, 1RO770, 1R-O770, CA1RO770 |
Match the OEM or reference number first, then verify machine model, engine model, serial number, connector layout, mounting points, and old part photos.
Yes. Send the old part number, machine plate, and photos through the fitment inquiry form. Support can review possible replacements or alternatives.
Products are indexed as replacement parts unless explicitly marked otherwise. Always compare reference numbers and confirm fitment before purchase.
