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Excavator Alternators

Alternator RE20486 for John Deere 544E and 624E Loaders 8450 8650 Tractors

OEM / referenceRE20486
SpecificationAlternator
Catalog ID91001069

Part number RE20486 is recorded in the supplied equipment catalog as an alternator used on selected John Deere machines. The source set contains 9 supporting catalog rows. Recorded machine applications include 544E and 624E Loaders, 544E TC Tool Carriers and 544E LL Log Loader, 644E and 644ER/EZ (TRAM) Loaders, 8450, 8650 Tractors ( ), 8850 Tractor ( ). Confirm the complete part number, electrical rating, terminals, mounting arrangement and machine serial range against the original unit before ordering.

Product Type
Alternator
Supply Brand
EexcavaStart
Equipment Brand
John Deere
Catalog Classification
Alternator
Application Records
9
Condition
New replacement part
Gallery Representation
EexcavaStart neutral packaging illustration; exact product photo available on request

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

Part-number relationships

RelationshipReference familyNumber
Primary Part NumberExact identity retained from the supplied application catalogRE20486

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
  • RE20486

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

Product summary

Alternator

Category
Excavator Alternators
Catalog ID
91001069
Photo views
1

Before ordering

Confirm these details

  • Confirm voltage and rated amperage against the original alternator label.
  • Compare mounting ears, pulley type and pulley-groove count.
  • Check plug shape, terminal position and regulator connection.
  • Verify the engine model and machine serial range before ordering.

Machine fitment

Compatible model references

2 model references

  • Machine models: 544E and 624E Loaders / 544E TC Tool Carriers and 544E LL Log Loader / 644E and 644ER/EZ (TRAM) Loaders / 8450 / 8650 Tractors ( ) / 8850 Tractor ( )
  • Fitment limitation: Confirm the exact part number, electrical rating, terminal layout, mounting and machine serial range before shipment

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 RE20486

Which machines use RE20486?

Recorded compatible model references include Machine models: 544E and 624E Loaders / 544E TC Tool Carriers and 544E LL Log Loader / 644E and 644ER/EZ (TRAM) Loaders / 8450 / 8650 Tractors ( ) / 8850 Tractor ( ), Fitment limitation: Confirm the exact part number, electrical rating, terminal layout, mounting and machine serial range before shipment. Confirm the complete part number and machine serial range before ordering.

What numbers are documented for RE20486?

No alternate number is listed for RE20486. Send the original nameplate for an alternate-number check.

How do I confirm RE20486 before ordering?

Confirm voltage and rated amperage against the original alternator label. Compare mounting ears, pulley type and pulley-groove count. Check plug shape, terminal position and regulator connection. Send clear photos of the original unit and connector layout when requesting a quote.

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