Excavator Engine Parts

4955372 Rear Crankshaft Seal Kit for Cummins QSB4.5 and QSB6.7 Engines

Name: 4955372 Rear Crankshaft Seal Kit for Cummins QSB4.5 and QSB6.7 Engines
Brand: EexcavaStart
SKU: 4955372

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OEM / reference4955372

SpecificationRear Crankshaft Oil Seal

Catalog ID54095982

4955372 is retained from the exact EexcavaStart product archive as a rear crankshaft oil seal. The source record and referenced catalogs support lookup and preliminary application review, but connector, mounting, dimensions and machine serial range must be compared with the original component before ordering.

Product Type: Rear Crankshaft Seal Kit
Position: Rear crankshaft
Condition: New replacement kit

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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	Cummins rear crankshaft seal-kit reference	4955372
Published OE Cross-reference	Published Cummins OE reference	3909411
Published OE Cross-reference	Published Cummins OE reference	4936646

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

4955372

Other documented relationship

3909411
4936646

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

Product summary

Rear Crankshaft Oil Seal

Category: Excavator Engine Parts
Catalog ID: 54095982
Photo views: 6

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

3 model references

Supported engine families: Cummins QSB4.5 / QSB6.7
Additional published engine families: Cummins ISB4.5 / ISB6.7 / ISC / QSC / ISL / QSL
Fitment limitation: Confirm wet-clutch housing configuration, seal dimensions and engine serial

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 4955372

Which machines use 4955372?

Recorded compatible model references include Supported engine families: Cummins QSB4.5 / QSB6.7, Additional published engine families: Cummins ISB4.5 / ISB6.7 / ISC / QSC / ISL / QSL, Fitment limitation: Confirm wet-clutch housing configuration, seal dimensions and engine serial. Confirm the complete part number and machine serial range before ordering.

What numbers are documented for 4955372?

No alternate number is listed for 4955372. Send the original nameplate for an alternate-number check.

How do I confirm 4955372 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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