Excavator Engine Parts

4089649 Upper Gasket Kit for Cummins 6BT5.9

Q: What numbers are documented for 4089649?

Primary Part Number: 4089649. Relationship labels distinguish formatting aliases, direct interchanges, remanufactured references and related assemblies.

Q: How do I confirm 4089649 before ordering?

Match the complete part number, compare the connector or mounting arrangement with the product photos, and confirm the machine or engine model and serial range. Send clear photos of the original unit when requesting a quote.

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OEM / reference4089649

SpecificationUpper Gasket Kit

Catalog ID53742706

Upper Gasket Kit identified by primary reference 4089649. The cited technical sources record 4 application references. Confirm the complete number, connector or mounting arrangement, and machine serial range before ordering.

Product Type: Upper Gasket Kit
Product Brand: EexcavaStart
Model Number: 4089649
Engine Model: Cummins 6BT5.9
Condition: New replacement part

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Send the machine model, engine model or nameplate photo so our team can confirm compatibility before shipment.

Part-number relationships

Relationship	Reference family	Number
Primary Part Number	Source catalog	4089649

Product fitment guide

Part numbers and compatible models

Quickly compare the reference number and recorded machine applications. Use the original photos and the checklist before ordering.

Part identification

Reference numbers

Primary number

4089649

Formatting aliases are the same number written differently. Related assemblies and remanufactured numbers are not presented as direct interchanges.

Product summary

Upper Gasket Kit

Category: Excavator Engine Parts
Catalog ID: 53742706
Photo views: 7

Before ordering

Confirm these details

Match the complete part number on the original component.
Compare connectors, mounting points and visible dimensions with the product photos.
Confirm the exact machine or engine model and serial range before ordering.

Machine fitment

Compatible model references

4 model references

Recorded application: Cummins 6BT5.9
Recorded application: 6BT
Recorded application: 1 Set Full Gasket Kit
Recorded application: CUMMINS 6BT FULL GASKET KIT 3802376

Compatibility lists identify searchable model families, not every production serial range. Confirm the original part number and machine serial number before purchase.

Quick fitment answers

Common questions about 4089649

Which machines use 4089649?

Recorded compatible model references include Recorded application: Cummins 6BT5.9, Recorded application: 6BT, Recorded application: 1 Set Full Gasket Kit, Recorded application: CUMMINS 6BT FULL GASKET KIT 3802376. Confirm the complete part number and machine serial range before ordering.

What numbers are documented for 4089649?

No alternate number is listed for 4089649. Send the original nameplate for an alternate-number check.

How do I confirm 4089649 before ordering?

Match the complete part number on the original component. Compare connectors, mounting points and visible dimensions with the product photos. Confirm the exact machine or engine model and serial range before ordering. Send clear photos of the original unit and connector layout when requesting a quote.

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