How do I confirm pilotpart225091 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

Engine Water Pump U45017961 for Caterpillar Engine C0.5

For Caterpillar Water Pump

Water Pump U45017961 for Caterpillar C0.5 Engine

OEM / REF: U45017961SKU: pilotpart225091

Caterpillar Water Pump U45017961 is listed under Engine Spare Parts > Water Pump with catalog data including Gasket: Included; Part Number: U45017961, 145017870, 145017840, 145017960, CA2900393, 290-0393, 2900393. Verify fitment for Caterpillar Engine Spare Parts using the OEM number, mounting points, and photos of...

Stock: In stock
Condition: New
Fitment: Caterpillar Engine Spare Parts
Category: Water Pump

Fitment support before you order
Worldwide delivery options

In stock — ready to order

$95.99USD/EA

~~$11,699.00~~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

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.

Water Pump Description

This Water Pump is indexed for Caterpillar · C0.5. Compare reference number U45017961 against the label on your existing Caterpillar component before ordering.

Additional cross references on file: 145017870, 145017840, 145017960. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.

Part Numbers and Cross References

U45017961 145017870 145017840 145017960 CA2900393 290-0393

Applications

Caterpillar · C0.5

Specifications

Gasket	Included
Part Number	U45017961, 145017870, 145017840, 145017960, CA2900393, 290-0393, 2900393

Fitment Notes

Brand or application signal: Caterpillar Engine Spare Parts
Product family: Water Pump
System category: Engine Spare Parts > Lubrication & Cooling Systems > Water 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.