Alternator for John Deere 2000-2800 & Zetor Tractors 12V 55A Magneton
Alternator for John Deere 2000-2800 & Zetor Tractors 12V 55A Magneton
SKU:400-42002
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Alternator for John Deere 2000-2800 & Zetor Tractors
12-Volt 55 Amp - Magneton Pattern - Replaces Zetor 78-350-922
This alternator is built to OEM specifications as a direct fit-and-function replacement for the Magneton unit fitted to John Deere 2000 through 2800 series tractors with Zetor diesel engines, and to the Zetor tractor range itself. It bolts onto the original mounting points using the factory single-groove pulley.
It is a 12-volt, 55-amp unit with an internal regulator (IR) and external fan (EF), running on a 1-V pulley and turning clockwise, matching the original fitment.
Key Features
- 12-volt, 55-amp output
- Magneton pattern replacement
- Internal regulator (IR), external fan (EF)
- 1-V pulley, clockwise rotation
- Direct OEM fit for John Deere & Zetor tractors
- 12-month warranty as standard
Technical Specs
| Specification | Detail |
|---|---|
| Voltage | 12V |
| Amperage | 55A |
| Rotation | Clockwise (CW) |
| Regulator | Internal (IR) |
| Fan Type | External (EF) |
| Pulley | 1-V |
| Manufacturer Reference | Magneton / Lester 12367 / Arrowhead AMA0004 |
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 |
|---|---|
| John Deere 2000, 2100, 2200, 2300, 2400, 2700, 2800 (Zetor diesel) | All years |
| Zetor 3320, 3340, 4320, 4340 | All years |
| Zetor 5211, 5213, 5243, 5245 | All years |
| Zetor 10520, 10540 | All years |
| Other Zetor models in the 6000, 7000, 8000 and 9000 ranges | Confirm against your OEM part number |
OEM Part Number Cross Reference
Aftermarket replacement. OEM part numbers are listed for reference only.
| Part Number | Manufacturer / Brand |
|---|---|
| 78-350-922 | Zetor |
| 443-113-516-650, 443-113-516-653, 9516653, 9516963, 9-616-650 | Magneton |
| 110621 | Cargo |
| AMA0004 | Arrowhead |
| 90-36-9501 | Wilson |
| 12367 | Lester |
Frequently Asked Questions
Will this alternator fit without modification?
Yes, it is a direct OEM-spec replacement matching the original mounting, pulley and output.
What's included?
One new alternator unit, ready to fit.
How do I know my old alternator has failed?
Signs include a battery that won't hold charge, a charge warning light, or dimming lights at idle.
Which OEM part number does this replace?
It replaces Zetor 78-350-922 and the Magneton numbers 443-113-516-650, 443-113-516-653, 9516653, 9516963 and 9-616-650. The Lester reference is 12367.
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