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Excavator Alternators

John Deere SE501386 Alternator for 4000 and 4020 (s.n. 201 000- ) Tractors 4040

OEM / referenceSE501386
SpecificationAlternator
Catalog ID91000067

Exact-number John Deere catalog records identify SE501386 as a alternator assembly. The supplied catalog contains 59 supporting application records. Recorded machine applications include 4000 and 4020 (s.n. 201, 000- ) Tractors, 4030 Tractor, 4040, 4240 and 4440 Tractors (North American Edition). Recorded engine references include 6359T, 6466D, 6466T. Compare the complete number, electrical rating, terminals, mounting and machine serial range with the original unit before ordering.

Product Type
Alternator
Product Brand
EexcavaStart
Equipment Brand
John Deere
Condition
New replacement part

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 supplied catalog and source-folder identitySE501386

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
  • SE501386

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
91000067
Photo views
3

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

5 model references

  • Machine models 1: 4000 and 4020 (s.n. 201 / 000- ) Tractors / 4030 Tractor / 4040 / 4240 and 4440 Tractors (North American Edition) / 4230 Tractor / 4276 OEM Engines and Accessories (Dubuque) / 4320 Tractor / 4430 Tractor / 4620 Tractor
  • Machine models 2: 4630 Tractor / 4640 and 4840 Tractors / 4650 and 4850 Tractors ( ) / 5440 and 5460 Forage Harvester / 6030 Tractor / 6329D OEM Engine and Accessories / 6414D and 6414T OEM Engines and Accessories / 6466D / T / A (s.n. 067685- ) OEM Engines and Accessories
  • Machine models 3: 6619AF / 6619TF-01 OEM Engines and Accessories (Waterloo) / 7020 Tractor ( ) / 7520 Tractor ( ) / 8430 Tractor (1974-1981) ( ) / 8630 Tractor ( )
  • Engine models: 6359T / 6466D / 6466T
  • Fitment limitation: Confirm the exact part number, voltage/output or power 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 SE501386

Which machines use SE501386?

Recorded compatible model references include Machine models 1: 4000 and 4020 (s.n. 201 / 000- ) Tractors / 4030 Tractor / 4040 / 4240 and 4440 Tractors (North American Edition) / 4230 Tractor / 4276 OEM Engines and Accessories (Dubuque) / 4320 Tractor / 4430 Tractor / 4620 Tractor, Machine models 2: 4630 Tractor / 4640 and 4840 Tractors / 4650 and 4850 Tractors ( ) / 5440 and 5460 Forage Harvester / 6030 Tractor / 6329D OEM Engine and Accessories / 6414D and 6414T OEM Engines and Accessories / 6466D / T / A (s.n. 067685- ) OEM Engines and Accessories, Machine models 3: 6619AF / 6619TF-01 OEM Engines and Accessories (Waterloo) / 7020 Tractor ( ) / 7520 Tractor ( ) / 8430 Tractor (1974-1981) ( ) / 8630 Tractor ( ), Engine models: 6359T / 6466D / 6466T, Fitment limitation: Confirm the exact part number, voltage/output or power 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 SE501386?

No alternate number is listed for SE501386. Send the original nameplate for an alternate-number check.

How do I confirm SE501386 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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