How do I confirm pilotpart317568 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

Hydraulic Pump Cartridge 3G7657 for Caterpillar CAT 235 966C 966R 623B 623E 633D 639D

For Caterpillar Hydraulic Pump

Hydraulic Pump CA3G7657 for Caterpillar CAT

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

CA3G7657, 3G-7657, 966R, 623E, 633D, 639D

OEM / REF: CA3G7657SKU: pilotpart317568

Hydraulic Pump Cartridge 3G7657 for Caterpillar CAT 235 966C 966R 623B 623E 633D 639D is a Hydraulic Pump replacement part indexed for Part Number and CAT CAT. Match OEM part number CA3G7657 and confirm fitment for Caterpillar Hydraulic & Pneumatic Parts before ordering.

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

Fitment support before you order
Worldwide delivery options

Quote required

Price on requestRFQ

Estimated delivery by quantity

Estimated delivery windows
Qty	Estimated delivery
1	Nov 7 – Nov 14
10	Nov 5 – Nov 12
50	Nov 3 – Nov 10

Estimates from today; confirm exact lead time before payment.

Quantity

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This part requires a quote. Add it to your quote list or send machine details for pricing and lead time.

Confirm fitment before ordering →

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

Hydraulic Pump Description

This Hydraulic Pump is indexed for Part Number; CAT CAT. Compare reference number CA3G7657 against the label on your existing Caterpillar component before ordering.

Additional cross references on file: 3G-7657, 966R, 623E. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.

Part Numbers and Cross References

CA3G7657 3G-7657966R623E633D639D

Applications

Part Number
CAT CAT

Specifications

Part Number	CA3G7657, 3G-7657, 3G7657

Fitment Notes

Brand or application signal: Caterpillar Hydraulic & Pneumatic Parts
Product family: Hydraulic Pump
System category: Hydraulic & Pneumatic Parts > Hydraulic Pumps & Motors > Hydraulic Pump
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.