How do I confirm pilotpart164023 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

Sensor 423-66434-01 for Caterpillar CAT320D Excavator

For Caterpillar Sensors

Sensors 423-66434-01 for Caterpillar

Q: What part numbers are associated with this Sensors?

423-66434-01, CAT320D, 423-66434

OEM / REF: 423-66434-01SKU: pilotpart164023

Sensor 423-66434-01 for Caterpillar CAT320D Excavator is a Sensors replacement part indexed for Part Number and Caterpillar s:Excavator:Caterpillar CAT320D. Match OEM part number 423-66434-01 and confirm fitment for Caterpillar Electrical Parts before ordering.

Stock: In stock
Condition: New
Fitment: Caterpillar Electrical Parts
Category: Sensors

Fitment support before you order
Worldwide delivery options

In stock — ready to order

$221.52USD/EA

~~$29,899.00~~Save 99%

Estimated delivery by quantity

Estimated delivery windows
Qty	Estimated delivery
1	Oct 22 – Oct 29
10	Oct 20 – Oct 27
50	Oct 18 – Oct 25

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.

Sensors Description

This Sensors is indexed for Part Number; Caterpillar s:Excavator:Caterpillar CAT320D. Compare reference number 423-66434-01 against the label on your existing Caterpillar component before ordering.

Additional cross references on file: CAT320D, 423-66434. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.

Part Numbers and Cross References

423-66434-01 CAT320D 423-66434

Applications

Part Number
Caterpillar s:Excavator:Caterpillar CAT320D

Specifications

Part Number	423-66434-01, 4236643401, 423-66434, 42366434

Fitment Notes

Brand or application signal: Caterpillar Electrical Parts
Product family: Sensors
System category: Electrical Parts > Indicators & Sensing Components > Sensors
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.