This 12-volt, 55-amp alternator is a direct-fit aftermarket replacement for John Deere 1030, 1130 and 2240 tractors, also covering the John Deere 2250, 2355, 2450, 2555 and 2650 tractor models built on the same electrical system.
It is internally regulated with an external fan (IR/EF) and features high-temperature epoxy, heavy-duty rectifiers and high-quality regulators for reliable charging performance in agricultural use.
Key Features
- Direct OEM-fit replacement for John Deere tractors
- Internally regulated with external fan cooling (IR/EF)
- Heavy-duty rectifiers and bearings for long service life
- Also fits John Deere Thermo King units
- 1-year warranty
Technical Specs
| Specification |
Detail |
| Voltage |
12V |
| Amperage |
55A |
| Rotation |
CW (Clockwise) |
| Regulator |
Internal (IR) |
| Fan Type |
External (EF) |
| Application Note |
Also used on Thermo King units |
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 1030 Tractor |
1970-1993 |
| John Deere 1130 Tractor |
1970-1993 |
| John Deere 2240 Tractor |
1970-1993 |
| John Deere 2250 / 2355 / 2450 / 2555 / 2650 Tractor |
1970-1993 |
| John Deere 4425 Combine |
1988 |
OEM Part Number Cross Reference
Aftermarket replacement. OEM part numbers are listed for reference only.
| Part Number |
Manufacturer / Brand |
| 400-24016 |
Arrowhead |
| ABO0198 |
Arrowhead |
| BAL906X |
Arrowhead |
| IA0592 |
Letrika (Iskra) |
| MG277 |
Mahle |
| 0-120-488-217 |
Bosch |
| 0-120-488-218 |
Bosch |
| 0-120-488-267 |
Bosch |
| 110105 |
Cargo |
| AL67175 |
John Deere |
| AL78689 |
John Deere |
| 13195 |
Lester |
Frequently Asked Questions
Will this fit without modification?
Yes, this is a direct replacement for the original John Deere alternator on the listed tractor and combine models - no bracket changes needed.
What is included?
One complete 12V 55A alternator unit, tested before dispatch.
How do I know my old alternator has failed?
Common signs are a charge warning light staying on, a battery that won't hold charge, dimming lights, or unusual noise from the unit.
Does this replace the Bosch version?
Yes, this unit is a direct equivalent to the original Bosch units 0-120-488-217, -218 and -267 fitted to these tractors.
Dispatched from the UK · 12-month warranty · Fitment support from our technical team
