How do I confirm pilotpart224678 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 6I-3890 135-4925 for Caterpillar Cat 385B 385B L D8R D8R II Engine 3406 3456

For Caterpillar Water Pump

Water Pump 6I-3890 for Caterpillar 3406 Engine

OEM / REF: 6I-3890SKU: pilotpart224678

Engine Water Pump 6I-3890 135-4925 for Caterpillar Cat 385B 385B L D8R D8R II Engine 3406 3456 is a Water Pump replacement part indexed for Caterpillar 735 and Caterpillar 740, with 3 application records on file. Match OEM part number 6I-3890 and confirm fitment for Caterpillar Engine Spare Parts before ordering.

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

$408.95USD/EA

~~$52,741.00~~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.

Confirm fitment before ordering →

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

Water Pump Description

This Water Pump is indexed for Caterpillar 735; Caterpillar 740; Caterpillar D350E II; Caterpillar D400E II. Compare reference number 6I-3890 against the label on your existing Caterpillar component before ordering.

Additional cross references on file: 135-4925. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.

Part Numbers and Cross References

6I-3890 135-4925

Applications

Caterpillar 735
Caterpillar 740
Caterpillar D350E II
Caterpillar D400E II
Caterpillar 836G
Caterpillar 980G · 3406
Caterpillar 980G · 3406E
Caterpillar 980G · 3456
Caterpillar 980G · 3406C
Caterpillar 980G · 2KR00001-UP (MACHINE)3406C/3406E
Caterpillar 980G · AXG00001-UP (MACHINE)
Caterpillar 980G · 255-5162
Caterpillar 980G · 2Q-8478
Caterpillar 980G · AWH00001-UP (MACHINE)
Caterpillar 980G · 2SR00001-UP (MACHINE)3406E
Caterpillar 621B · 1DL00001-UP (MACHINE)
Caterpillar 621E · 1DL00001-UP (MACHINE)
Caterpillar 621F · 1DL00001-UP (MACHINE)
Caterpillar 623B · 1DL00001-UP (MACHINE)
Caterpillar 623E · 1DL00001-UP (MACHINE)
Caterpillar 627E · 1DL00001-UP (MACHINE)
Caterpillar 627F · 1DL00001-UP (MACHINE)
Caterpillar 47M00059-UP (MACHINE)3406E
Caterpillar 3406E 8AZ00001-UP
Caterpillar 3406E 9NN00001-UP
Caterpillar 3406E 6BR00001-UP
Caterpillar 3406E 9WR00001-UP
Caterpillar 3406E 1LW00001-UP
Caterpillar 3406E 1MM00001-UP
Caterpillar 3406E 2WS00001-UP
Caterpillar 3406E 5DS00001-UP
Caterpillar 3406E 5EK00001-UP
Caterpillar 3456 9BZ00001-UP
Caterpillar 3456 C1G00001-UP
Caterpillar 3456 C2T00001-UP
Caterpillar 3456 C3G00001-UP
Caterpillar 3456 C4G00001-UP
Caterpillar 3456 CAH00001-UP
Caterpillar 3456 CBX00001-UP
Caterpillar 3456 CCB00001-UP
Caterpillar 3456 EPE00001-UP
Caterpillar 3456 3LW00001-UP
Caterpillar 3456 B3G00150-UP
Caterpillar 3456(XQ300/XQ400) GHJ00001-UP
Caterpillar 3456(XQ400/XQ500) BGA00001-UP
Caterpillar 385B&385BL · BKF00001-UP (MACHINE) POWERED BY 3456
Caterpillar 385B&385BL · CLS00001-UP (MACHINE) POWERED BY 3456
Caterpillar 385B · ANS00001-UP (MACHINE) POWERED BY 3456
Caterpillar 385B · MYA00001-UP (MACHINE) POWERED BY 3456
Caterpillar 385BL · RCD00001-UP (MACHINE) POWERED BY 3456
Caterpillar 5090B · CLD00001-UP (MACHINE) POWERED BY 3456
Caterpillar 5090B · SJY00001-UP (MACHINE) POWERED BY 3456
Caterpillar 621G · ALP00001-UP (MACHINE) POWERED BY 3406E
Caterpillar 621G · CEN00001-UP (MACHINE) POWERED BY 3406E
Caterpillar 623G · ARW00001-UP (MACHINE) POWERED BY 3406E
Caterpillar 623G · CES00001-UP (MACHINE) POWERED BY 3406E
Caterpillar 627F · 3406B Engine 1DL00001-UP (MACHINE)
Caterpillar 627G · AXF00001-UP (MACHINE) POWERED BY 3406E
Caterpillar 627G · CEX00001-UP (MACHINE) POWERED BY 3406E
Caterpillar 735 · AWR00001-UP (MACHINE) POWERED BY 3406E
Caterpillar 740 · AXM00001-UP (MACHINE) POWERED BY 3406E
Caterpillar 740 · AZZ00001-UP (MACHINE) POWERED BY 3406E
Caterpillar 834G · 3456 Engine 6GZ00001-UP (MACHINE)
Caterpillar 836G · 3456 Engine 7MZ00001-UP (MACHINE)
Caterpillar 980GII · 3406 Engine AWH00001-UP (MACHINE)
Caterpillar 980GII · AXG00001-UP (MACHINE) POWERED BY 3406E
Caterpillar 980G · AYT00001-UP (MACHINE) POWERED BY 3406E
Caterpillar 988G · 3456 Engine 2TW00001-UP (MACHINE)
Caterpillar D350E · 2XW00001-UP (MACHINE) POWERED BY 3406E
Caterpillar D400E · 8PS00001-UP (MACHINE) POWERED BY 3406E
Caterpillar D400E · APF00001-UP (MACHINE) POWERED BY 3406E
Caterpillar D8R · 6YZ00001-UP (MACHINE) POWERED BY 3406E
Caterpillar D8R · AKA00001-UP (MACHINE) POWERED BY 3406E
Caterpillar R2900 · 5TW00001-UP (MACHINE)
Caterpillar R2900 · BAR00001-UP (MACHINE)

Specifications

Part Number	6I-3890, 135-4925, 6I3890, 1354925

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.