How do I confirm pilotpart158444 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 cylinder Assy 23A-60-11203 23A-60-11202 for Komatsu Motor Grader GD505A-3 GD505A-3A GD605A-5 Engine S6D105-1 S6D102E-2

For Komatsu Gear Pump

Gear Pump 23A-60-11203 for Komatsu

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

23A-60-11203, 23A601120323A-60-11202, 23A-60-11202, GD505A-3A, 2001-UP, GD511A-1, 10001-UP, GD521A-1, GD521A-1E, 12001-UP, GD605A-5, 1001-UP

OEM / REF: 23A-60-11203SKU: pilotpart158444

Hydraulic Pump cylinder Assy 23A-60-11203 23A-60-11202 for Komatsu Motor Grader GD505A-3 GD505A-3A GD605A-5 Engine S6D105-1 S6D102E-2 is a Gear Pump replacement part indexed for Part Number and Komatsu Grader TYPE: Transmission Pump Assy See Details: GD505A-3A S/N 2001-UP GRADERS GD511A-1 S/N 10001-UP GRADERS GD521A...

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

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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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Gear Pump Description

This Gear Pump is indexed for Part Number; Komatsu Grader TYPE: Transmission Pump Assy See Details: GD505A-3A S/N 2001-UP GRADERS GD511A-1 S/N 10001-UP GRADERS GD521A-1 S/N 10001-UP (S6D105-1 Eng. Installed) GRADERS GD521A-1E S/N 12001-UP (S6D102E-2 (Emission) Eng. Installed) GRADERS GD605A-5 S/N 1001-UP GRADERS GD605A-5S S/N 4001-UP GRADERSGD611A-1 S/N 10001-UP GRADERS. GD621R-1 S/N 10001-UP GRADERSGD623A-1 S/N 30001-UP GRADERS GD661A-1 S/N 10001-UP GRADERSGD663A-2 S/N 1001-UP GRADERS; Komatsu GD623A-1 S/N 30001-UP GD611A-1 S/N 10001-UP GD621R-1 S/N 10001-UP GD605A-5 S/N 1001-UP GD605A-5S S/N 4001-UP GD521A-1 S/N 10001-UP (S6D105-1 Eng. Installed) GD521A-1E S/N 12001-UP (S6D102E-2 (Emission) Eng. Installed) GD511A-1 S/N 10001-UP GD505A-3A S/N 2001-UP GD663A-2 S/N 1001-UP GD661A-1 S/N 10001-UP GD511A-1 S/N J20903-UP GD663A-2 S/N 1001-UP. Compare reference number 23A-60-11203 against the label on your existing Komatsu component before ordering.

Additional cross references on file: 23A601120323A-60-11202, 23A-60-11202, GD505A-3A. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.

Part Numbers and Cross References

23A-60-11203 23A601120323A-60-11202 23A-60-11202 GD505A-3A 2001-UP GD511A-1 10001-UP GD521A-1 GD521A-1E 12001-UP GD605A-5 1001-UP

Applications

Part Number
Komatsu Grader TYPE: Transmission Pump Assy See Details: GD505A-3A S/N 2001-UP GRADERS GD511A-1 S/N 10001-UP GRADERS GD521A-1 S/N 10001-UP (S6D105-1 Eng. Installed) GRADERS GD521A-1E S/N 12001-UP (S6D102E-2 (Emission) Eng. Installed) GRADERS GD605A-5 S/N 1001-UP GRADERS GD605A-5S S/N 4001-UP GRADERSGD611A-1 S/N 10001-UP GRADERS. GD621R-1 S/N 10001-UP GRADERSGD623A-1 S/N 30001-UP GRADERS GD661A-1 S/N 10001-UP GRADERSGD663A-2 S/N 1001-UP GRADERS
Komatsu GD623A-1 S/N 30001-UP GD611A-1 S/N 10001-UP GD621R-1 S/N 10001-UP GD605A-5 S/N 1001-UP GD605A-5S S/N 4001-UP GD521A-1 S/N 10001-UP (S6D105-1 Eng. Installed) GD521A-1E S/N 12001-UP (S6D102E-2 (Emission) Eng. Installed) GD511A-1 S/N 10001-UP GD505A-3A S/N 2001-UP GD663A-2 S/N 1001-UP GD661A-1 S/N 10001-UP GD511A-1 S/N J20903-UP GD663A-2 S/N 1001-UP

Specifications

Part Number	23A-60-11203, 23A601120323A-60-11202, 23A-60-11202

Fitment Notes

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