Alternator for John Deere & Case Wheel Loaders - 24V 80A
Alternator for John Deere & Case Wheel Loaders - 24V 80A
SKU:400-24161
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Alternator for John Deere & Case Wheel Loaders
24-Volt 80 Amp IR/EF Alternator, Bosch-Style
This 24-volt, 80-amp alternator is built to OEM specifications for a broad range of John Deere and Case/International Harvester construction and forestry equipment, including wheel loaders, excavators, dozers and harvesters. It uses the internally regulated, externally fanned (IR/EF) design and is manufactured to Bosch specification.
It is built as a fit-and-function replacement for the original equipment alternator, so it bolts straight in without rewiring. Given the wide fitment range, cross-check the OEM part number on your original unit against the cross-reference table below before ordering.
Key Features
- 24-Volt, 80-Amp output rating
- Internally regulated, externally fanned (IR/EF)
- Bosch-specification construction
- Covers John Deere and Case/International Harvester equipment
- Direct OEM fit and finish
Technical Specs
| Specification | Detail |
|---|---|
| Voltage | 24V |
| Amperage | 80A |
| Rotation | Clockwise (CW) |
| Regulator | Internally Regulated (IR) |
| Fan Type | Externally Fanned (EF) |
| Manufacturer Spec | Bosch |
Vehicle Fitment Guide
Years shown are the overall coverage span for this part. Please confirm against the OEM part number on your original unit before ordering.
| Make & Model | Years |
|---|---|
| Case/IH Wheel Loaders - 521D, 621-621E, 721-721E, 821-821E | See spec table |
| Case/IH Crawler Dozers - 1150K, 1650L | See spec table |
| John Deere Wheel Loaders - 344G-824J | See spec table |
| John Deere Forestry & Harvesters - 703J-959J | See spec table |
| John Deere Excavators - 200LC-EX370-5 | See spec table |
| Ford/New Holland - W130B, W170B, W190B | See spec table |
OEM Part Number Cross Reference
Aftermarket replacement. OEM part numbers are listed for reference only.
| Part Number | Manufacturer / Brand |
|---|---|
| 0120468054 / 0-120-468-054 / 0120468147 / 0-120-468-147 / AL9946X | Bosch |
| 1964860A1 / 1964860C1 / 1964860C1R / 76085195 / R941543 | Case IH |
| 3923624 | Cummins |
| 10459503 | Delco |
| 1964860C1 / 1964860C1R / 76085195 | Ford/New Holland |
| 12149 / 20924 | Lester |
| LRA03275 / LRA3275 | Lucas Electric |
| 2960120 | Valeo |
Frequently Asked Questions
Will this fit without modification?
Yes, it matches the OEM 24-volt IR/EF mounting and wiring used across this John Deere and Case/IH equipment range.
What's included?
One complete 24-volt, 80-amp alternator, ready to fit.
How do I know my old alternator has failed?
Signs include a charge warning light staying on, a battery that won't hold charge, dimming cab lights, or a whining/grinding noise from the unit.
How do I confirm this fits my specific machine?
Cross-check the OEM part number on your original alternator against the cross-reference table above, as this alternator covers a wide range of models.
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