Excavator Alternators

102211-1180 12V 90A Alternator for John Deere 6081 6090 6105

Q: What numbers are documented for 102211-1180?

Primary Manufacturer Part Number: 102211-1180. Formatted Alias: 1022111180. Equipment Manufacturer Number: RE500227. Equipment Manufacturer Number: SE501836. Catalog Replacement Number: 021080-0330. Catalog Family Number: 12474. Relationship labels distinguish formatting aliases, direct interchanges, remanufactured references and related assemblies.

Q: How do I confirm 102211-1180 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 / reference102211-1180

Specification12V 90A 8-Groove Alternator

Catalog ID62740250

12V 90A internal-regulated alternator identified by Denso number 102211-1180 for John Deere PowerTech 6081, 6090, 6105, 6125 and 6135 engine families. Catalogs cross it to RE500227 and SE501836 and record an 8-groove pulley. Confirm pulley, regulator clock, terminals and mount.

Product Type: Alternator
Product Brand: EexcavaStart
Rated Voltage: 12V
Rated Amperage: 90A
Pulley: 8 grooves
Regulator: Internal
Rotation: Clockwise

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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 Manufacturer Part Number	Denso alternator	102211-1180
Formatted Alias	Same number without separator	1022111180
Equipment Manufacturer Number	John Deere	RE500227
Equipment Manufacturer Number	John Deere	SE501836
Catalog Replacement Number	Denso reman family	021080-0330
Catalog Family Number	Lester	12474

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

102211-1180

Manufacturer number

RE500227
SE501836

Formatting alias

1022111180

Other documented relationship

021080-0330
12474

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

Product summary

12V 90A 8-Groove Alternator

Category: Excavator Alternators
Catalog ID: 62740250
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

John Deere engine: 6081 / 6090 / 6105 / 6125 / 6135 PowerTech
Fitment limitation: Confirm pulley, regulator clock, terminals and mount

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 102211-1180

Which machines use 102211-1180?

Recorded compatible model references include John Deere engine: 6081 / 6090 / 6105 / 6125 / 6135 PowerTech, Fitment limitation: Confirm pulley, regulator clock, terminals and mount. Confirm the complete part number and machine serial range before ordering.

What numbers are documented for 102211-1180?

Manufacturer number: RE500227, SE501836. Formatting aliases for the same number: 1022111180.

How do I confirm 102211-1180 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.

Continue comparing verified references from the same system.

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