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Excavator Starter Motors

M2T64371 24V Starter Motor for Excavator and Diesel Equipment

OEM / reference5-4JB1-B · M2T64371
SpecificationStarter Motor
Catalog ID87037931

This catalog record is pending evidence review. Use the visible reference number and original product photos for preliminary identification only; compatibility is not confirmed.

Fitment status: Pending

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

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

  • 5-4JB1-B

Search with or without hyphens. Match the complete number on the original part.

Product summary

Starter Motor

Category
Excavator Starter Motors
Catalog ID
87037931
Photo views
5

Before ordering

Confirm these details

  • Confirm voltage and power rating against the original starter nameplate.
  • Compare mounting-hole pattern, flange position and overall body orientation.
  • Confirm pinion tooth count and rotation where those values are specified.
  • Verify the engine model and machine serial range before ordering.

Machine fitment

Compatible model references

Manual confirmation required

No machine application is confirmed in this record. Send the machine and engine model for a manual fitment check.

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 5-4JB1-B

Which machines use 5-4JB1-B?

The exact machine application requires manual confirmation. Send the machine model, engine model and a clear photo of the original nameplate.

What part numbers cross-reference with 5-4JB1-B?

5-4JB1-B is the current searchable reference in this product record. Contact EexcavaStart with the original nameplate if you need an alternate-number check.

How do I confirm 5-4JB1-B before ordering?

Confirm voltage and power rating against the original starter nameplate. Compare mounting-hole pattern, flange position and overall body orientation. Confirm pinion tooth count and rotation where those values are specified. Send clear photos of the original unit and connector layout when requesting a quote.

Continue comparing recovered references from the same system.

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