OEM / REF: 326-1644SKU: pilotpart436498
Diesel Filter 326-1644 1R-0770 For Caterpillar Excavator CAT 320C E325C 340 is a Fuel Filter replacement part indexed for Caterpillar 311DLRR and Caterpillar 312D, 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 Caterpillar 311DLRR; Caterpillar 312D; Caterpillar 312DL; Caterpillar 314DCR. Compare reference number 326-1644 against the label on your existing Caterpillar component before ordering.
Additional cross references on file: 1R-0770. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.
| OD | 86mm |
|---|---|
| Height | 183mm |
| Thread size | 1-14 |
| Filtration precision | 15m |
| Filtration efficiency | 99.98% |
| Part Number | 326-1644, 1R-0770 |
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.
