How do I confirm pilotpart158367 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

For Caterpillar Hydraulic Pump

Hydraulic Pump 4I7638X for Caterpillar

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

4I7638X, CA4I7638, 4I-7638, 4I7634X, 4I7634, CA4I7634, K3V63DT, E312, E312B

OEM / REF: 4I7638XSKU: pilotpart158367

Caterpillar Hydraulic Pump 4I7638X is listed under Hydraulic & Pneumatic Parts > Hydraulic Pump with catalog data including Part Number: 4I7638X, CA4I7638, 4I-7638, 4I7638, 4I7634X, 4I7634, 4I-7634, CA4I7634. Verify fitment for Caterpillar Hydraulic & Pneumatic Parts using the OEM number, mounting points, and photos...

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	Oct 22 – Oct 29
10	Oct 20 – Oct 27
50	Oct 18 – Oct 25

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.

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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. Compare reference number 4I7638X against the label on your existing Caterpillar component before ordering.

Additional cross references on file: CA4I7638, 4I-7638, 4I7634X. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.

Part Numbers and Cross References

4I7638X CA4I7638 4I-7638 4I7634X 4I7634 CA4I7634 K3V63DTE312E312B

Applications

Part Number

Specifications

Part Number	4I7638X, CA4I7638, 4I-7638, 4I7638, 4I7634X, 4I7634, 4I-7634, CA4I7634

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.