How do I confirm pilotpart031955-9053114859768 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 Assembly 178-6504 162-6285 239-6649 for Caterpillar CAT Engine 3176C C13 Excavator E345B 345B 345C

For Caterpillar Coupling

Coupling CA2396649 for Caterpillar

Q: What part numbers are associated with this Coupling?

CA2396649, 239-6649, CA1626285, 162-6285, CA1786504, 178-6504

OEM / REF: CA2396649SKU: pilotpart031955-9053114859768

Coupling Assembly 178-6504 162-6285 239-6649 for Caterpillar CAT Engine 3176C C13 Excavator E345B 345B 345C is a Coupling replacement part for Caterpillar Hydraulic & Pneumatic Parts, categorized under Hydraulic & Pneumatic Parts > Coupling. Use OEM part number CA2396649 and confirm machine model, engine model, and...

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

Fitment support before you order
Worldwide delivery options

In stock — ready to order

$269.00USD/EA

Estimated delivery by quantity

Estimated delivery windows
Qty	Estimated delivery
1	Oct 24 – Oct 31
10	Oct 22 – Oct 29
50	Oct 20 – Oct 27

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.

Confirm fitment before ordering →

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

Coupling Description

This Coupling is indexed for Caterpillar Fit for CAT Excavator: 345B, 345B L, 345C L, 345C, E345B. Compare reference number CA2396649 against the label on your existing Caterpillar component before ordering.

Additional cross references on file: 239-6649, CA1626285, 162-6285. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.

Part Numbers and Cross References

CA2396649 239-6649 CA1626285 162-6285 CA1786504 178-6504

Applications

Caterpillar Fit for CAT Excavator: 345B, 345B L, 345C L, 345C, E345B

Fitment Notes

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