Excavator Alternators

102211-9090 12V 90A Alternator for Case 580 650L 750L 850L

Q: What numbers are documented for 102211-9090?

Primary Manufacturer Part Number: 102211-9090. Equipment Part Number: 87422777. Official Service Replacement: 8600000. Formatted Alias: 1022119090. Relationship labels distinguish formatting aliases, direct interchanges, remanufactured references and related assemblies.

Q: How do I confirm 102211-9090 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.

102211-9090 12V 90A Alternator for Case 580 650L 750L 850L, OEM/reference 102211-9090, 12V 90A Alternator, product view 1

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OEM / reference102211-9090

Specification12V 90A Alternator

Catalog ID83479082

102211-9090 is a Denso 12V, 90A alternator reference used on Case construction equipment including 570, 580, 590, 650L, 750L and 850L families. Denso application data cross-lists Case 87422777. Delco Remy lists 8600000 as a service replacement rated 12V/95A, so it is labelled as a replacement rather than an identical electrical alias. Confirm the label, eight-groove pulley, plug, mounting ears, engine arrangement and serial range.

Product Type: Alternator
Voltage: 12 V
Amperage: 90 A
Pulley: 8 groove
Regulator and Fan: Compare with original

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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 reference	102211-9090
Equipment Part Number	Case reference	87422777
Official Service Replacement	Delco Remy 12V/95A replacement; not an identical output alias	8600000
Formatted Alias	Same Denso number without hyphen	1022119090

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

102211-9090

Formatting alias

1022119090

Other documented relationship

87422777
8600000

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

Product summary

12V 90A Alternator

Category: Excavator Alternators
Catalog ID: 83479082
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

3 model references

Case equipment: 570 / 580 / 590 construction equipment
Case crawler loaders: 650L / 750L / 850L
Fitment limitation: Confirm label, pulley, plug, mounts, engine arrangement and serial range

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 102211-9090

Which machines use 102211-9090?

Recorded compatible model references include Case equipment: 570 / 580 / 590 construction equipment, Case crawler loaders: 650L / 750L / 850L, Fitment limitation: Confirm label, pulley, plug, mounts, engine arrangement and serial range. Confirm the complete part number and machine serial range before ordering.

What numbers are documented for 102211-9090?

Formatting aliases for the same number: 1022119090.

How do I confirm 102211-9090 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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