Vehicle Compatibility

• Equipment Brand: Caterpillar

• Equipment Type: Excavator

• Confirmed Listed Models: 320D, 320D GC, 320D L, 320D LN, 320D FM, 320D FM RR, 320D LRR, 320D RR, 321D LCR, 323D, 323D L, 323D LN, 323D S, 323D SA

• Engine Models: C6, C6.4

• Part Type: Diesel Fuel Injector

• OE Reference Number: 326-4700

• Additional Reference Number: 10R-7675

Compatibility Notes

• Caterpillar's parts catalog lists part number 326-4700 for the excavator models specified above.

• The C6.4 engine application is listed for the CAT 320D series.

• Compatibility may vary by machine serial number, engine configuration and fuel system. Verify the original injector part number before ordering.

• The complete production-year range has not been confirmed.

• Confirm any alternative reference number against the original part and equipment parts catalog before replacement.

FAQ

Q1: Which excavator uses diesel fuel injector 326-4700?

Listed applications include Caterpillar 320D series and selected 321D and 323D excavator models. Confirm the machine configuration before ordering.

Q2: Which engines is this injector listed for?

The supplied product information identifies Caterpillar C6 and C6.4 engines.

Q3: What is the reference part number?

The primary reference number is 326-4700. The Caterpillar remanufactured alternative listed in the parts catalog is 10R-7675.

Q4: Are all CAT 320D production years compatible?

A complete production-year range has not been verified. Check the machine serial number and original injector number.

Q5: How can I confirm compatibility?

Compare the original injector number with 326-4700 and verify the engine model and machine serial number against the Caterpillar parts catalog.