How do I confirm pilotpart102549 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 Komatsu Cylinder Block

Cylinder Block 6127-21-1108 for Komatsu

Q: What part numbers are associated with this Cylinder Block?

6127-21-1108, 6D155, 6D155-4, S6D155, S6D155-4, S6D155-4A, 10014-UP, 10014-UPENGINES, S6D155-4AA, 25887-UP, S6D155-4B, 10016-UP

OEM / REF: 6127-21-1108SKU: pilotpart102549

Bare Cylinder Block 6127-21-1108 for Komatsu Engine 6D155 6D155-4 S6D155 S6D155-4 is a Cylinder Block replacement part indexed for Part Number and Komatsu Engines: 6D155, 6D155-4, S6D155, S6D155-4 Details: S6D155-4A S/N 10014-UP S6D155-4A S/N 10014-UPENGINES S6D155-4AA S/N 25887-UP S6D155-4B S/N 10016-UP S6D155-4E S...

Stock: In stock
Condition: New
Fitment: Komatsu Engine Spare Parts
Category: Cylinder Block

Fitment support before you order
Worldwide delivery options

In stock — ready to order

$4,268.72USD/EA

Estimated delivery by quantity

Estimated delivery windows
Qty	Estimated delivery
1	Oct 21 – Oct 28
10	Oct 19 – Oct 26
50	Oct 17 – Oct 24

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.

Cylinder Block Description

This Cylinder Block is indexed for Part Number; Komatsu Engines: 6D155, 6D155-4, S6D155, S6D155-4 Details: S6D155-4A S/N 10014-UP S6D155-4A S/N 10014-UPENGINES S6D155-4AA S/N 25887-UP S6D155-4B S/N 10016-UP S6D155-4E S/N 15182-UP S6D155-4J S/N 22144-UP S6D155-4-R S/N 10014-UP S6D155-4S S/N 52707-UP S6D155-4S-DR S/N 52707-UPENGINES SA6D155-4A S/N 50816-UP SA6D155-4A-35 S/N 20338-UP. Compare reference number 6127-21-1108 against the label on your existing Komatsu component before ordering.

Additional cross references on file: 6D155, 6D155-4, S6D155. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.

Part Numbers and Cross References

6127-21-1108 6D155 6D155-4 S6D155 S6D155-4 S6D155-4A 10014-UP 10014-UPENGINES S6D155-4AA 25887-UP S6D155-4B 10016-UP

Applications

Part Number
Komatsu Engines: 6D155, 6D155-4, S6D155, S6D155-4 Details: S6D155-4A S/N 10014-UP S6D155-4A S/N 10014-UPENGINES S6D155-4AA S/N 25887-UP S6D155-4B S/N 10016-UP S6D155-4E S/N 15182-UP S6D155-4J S/N 22144-UP S6D155-4-R S/N 10014-UP S6D155-4S S/N 52707-UP S6D155-4S-DR S/N 52707-UPENGINES SA6D155-4A S/N 50816-UP SA6D155-4A-35 S/N 20338-UP

Specifications

Part Number	6127-21-1108, 6127211108

Fitment Notes

Brand or application signal: Komatsu Engine Spare Parts
Product family: Cylinder Block
System category: Engine Spare Parts > Cylinder Components > Cylinder Block
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.