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Excavator Alternators
24V, 55A internally regulated alternator identified by JCB number 32008650 and Letrika/Mahle number AAK5584. Cataloged applications include JCB Dieselmax 4.4L/4.8L and Ecomax TCAE Tier 4 engine arrangements. Confirm the eight-groove pulley, three-point mount, B+/D+/W terminals and machine serial range before ordering.
Fitment status: Verified · Checked 2026-07-29Send the machine model, engine model or nameplate photo so our team can confirm compatibility before shipment.
| Relationship | Reference family | Number |
|---|---|---|
| Primary Equipment Part Number | JCB alternator number | 32008650 |
| Same-number Formatting Variant | JCB slash formatting | 320/08650 |
| Equipment Manufacturer Number | JCB catalog reference | 32008611 |
| Manufacturer Part Number | Letrika/Mahle alternator number | AAK5584 |
| Manufacturer Part Number | Letrika manufacturing number | 11.204.116 |
| Manufacturer Part Number | Letrika sales number | IA1211 |
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Product fitment guide
Quickly compare the reference number and recorded machine applications. Use the original photos and the checklist before ordering.
Part identification
Formatting aliases are the same number written differently. Related assemblies and remanufactured numbers are not presented as direct interchanges.
Product summary
Before ordering
Machine fitment
3 model references
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
Recorded compatible model references include Engine family: JCB Dieselmax 4.4L / 4.8L, Engine family: JCB Ecomax TCAE Tier 4, Fitment limitation: Confirm pulley, three-point mount, terminals and serial range. Confirm the complete part number and machine serial range before ordering.
Manufacturer number: 32008611, AAK5584, 11.204.116, IA1211. Formatting aliases for the same number: 320/08650.
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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