How do I confirm pilotpart306480 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

Coupling Rubber Assembly 324-4231 & 433-2522 & 324-4451 for Caterpillar CAT Engine C9 Excavator 330D 336D 36D2

For Caterpillar Hydraulic Coupler

Hydraulic Coupler 324-4231 for Caterpillar

Q: What part numbers are associated with this Hydraulic Coupler?

324-4231, 433-2522, 324-4451, 099-8110, 099-8111, 330D, 336D, 336D2, 340D, 340D2, CA3244231, CA4332522

OEM / REF: 324-4231SKU: pilotpart306480

Caterpillar Hydraulic Coupler 324-4231 is listed under Hydraulic & Pneumatic Parts > Hydraulic Coupler with catalog data including Part Number (Coupling Element Rubber): CA3244231, 324-4231, 3244231; Part Number (Coupling Insert): CA4332522, 433-2522, 4332522; Part Number (Socket Head Bolt): CA099-8110, 099-8110, 09...

Stock: In stock
Condition: New
Fitment: Caterpillar Hydraulic & Pneumatic Parts
Category: Hydraulic Coupler

Fitment support before you order
Worldwide delivery options

In stock — ready to order

$288.03USD/EA

~~$29,899.00~~Save 99%

Estimated delivery by quantity

Estimated delivery windows
Qty	Estimated delivery
1	Nov 9 – Nov 16
10	Nov 7 – Nov 14
50	Nov 5 – Nov 12

Estimates from today; confirm exact lead time before payment.

Quantity

Buy online now or add to your quote list for bulk pricing and fitment confirmation.

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Lead times can vary by freight route and customs. Contact support for expedited shipping.

Hydraulic Coupler Description

This Hydraulic Coupler is indexed for Part Number. Compare reference number 324-4231 against the label on your existing Caterpillar component before ordering.

Additional cross references on file: 433-2522, 324-4451, 099-8110. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.

Part Numbers and Cross References

324-4231 433-2522 324-4451 099-8110 099-8111330D336D336D2340D340D2 CA3244231 CA4332522

Applications

Part Number

Specifications

Part Number (Coupling Element Rubber)	CA3244231, 324-4231, 3244231
Part Number (Coupling Insert)	CA4332522, 433-2522, 4332522
Part Number (Socket Head Bolt)	CA099-8110, 099-8110, 0998110
Part Number (Spring Pin)	CA099-8111, 099-8111, 0998111
Part Number	Coupling Element Rubber: CA3244231, 324-4231, 3244231 Coupling Insert: CA4332522, 433-2522, 4332522 Coupling Insert: CA324-4451, 324-4451, 3244451 Socket Head Bolt: CA099-8110, 099-8110, 0998110 Spring Pin: CA099-8111, 099-8111, 0998111

Fitment Notes

Brand or application signal: Caterpillar Hydraulic & Pneumatic Parts
Product family: Hydraulic Coupler
System category: Hydraulic & Pneumatic Parts > Connections > Hydraulic Coupler
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.