Alternator for John Deere 7600-9520 Tractors & 4700/4710 Sprayers - 12V 140A
Alternator for John Deere 7600-9520 Tractors & 4700/4710 Sprayers - 12V 140A
SKU:400-52072
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Alternator for John Deere 7000, 8000 & 9000 Series Tractors
12-Volt, 140 Amp, IR/IF, Clockwise, 8-Groove Serpentine Pulley
This 12-volt, 140 amp alternator is built for John Deere 7000, 8000 and 9000 series tractors and the 4700 and 4710 sprayers. It is a direct replacement for John Deere RE46608, SE501380 and TY6762, and for the Denso 100211-6420 unit.
The unit runs an internal regulator and internal fan with an 8-groove serpentine pulley and clockwise rotation, matching the original equipment layout so it drops straight in. Every unit is quality checked before dispatch, and our technical team is on hand if you need help confirming fitment.
Key Features
- High-output 140 amp charging for demanding tractor electrical loads
- Internal regulator and internal fan (IR/IF) design
- 8-groove serpentine pulley fitted
- Direct replacement for John Deere RE46608, SE501380 and TY6762
- 12-month warranty as standard
Technical Specs
| Specification | Detail |
|---|---|
| Part Number | 400-52072 |
| Unit Type | Alternator |
| Voltage | 12 V |
| Output | 140 A |
| Regulator / Fan | IR / IF |
| Rotation | Clockwise (CW) |
| Pulley | 8-groove serpentine (S8) |
| Lester Number | 12195 |
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 4700, 4710 Sprayer | All years |
| John Deere 7600, 7700 Tractor (6-414 / 6-466 Diesel) | 1993 onwards |
| John Deere 7610, 7710, 7810 Tractor (6-414 / 6-466 Diesel) | 1996 onwards |
| John Deere 8100, 8200, 8300, 8400 Tractor (6-466 Diesel) | 1994 onwards |
| John Deere 8100T, 8200T, 8300T, 8400T Tractor (6-466 Diesel) | 1997 onwards |
| John Deere 8110, 8110T, 8210, 8210T, 8310, 8310T, 8410, 8410T Tractor | All years |
| John Deere 9100, 9200 Tractor (6-643 Diesel) | 1997 onwards |
| John Deere 9300, 9300T Tractor (6-360 Diesel) | 1997 onwards |
| John Deere 9400, 9400T Tractor (6-765 Diesel) | 1997 onwards |
| John Deere 9120, 9220, 9320, 9320T, 9420, 9420T, 9520, 9520T Tractor | All years |
OEM Part Number Cross Reference
Aftermarket replacement. OEM part numbers are listed for reference only.
| Part Number | Manufacturer / Brand |
|---|---|
| RE46608, SE501380, TY6762 | John Deere |
| 100211-6420 | Denso |
| BAL9975X, ND100211-6420 | Arrowhead |
| 111830 | Cargo |
| 12195N | WAI |
| 12195 | Lester |
Frequently Asked Questions
Will this alternator fit without modification?
Yes, on the models listed above it is a direct, bolt-in replacement built to OEM specification - no modification is required.
How do I check this is the right part?
Compare the number on your original unit against the cross reference table - John Deere RE46608, SE501380 or TY6762, or Denso 100211-6420.
What output does this unit give?
12 volts at 140 amps, with an internal regulator and internal fan, clockwise rotation and an 8-groove serpentine pulley.
How do I know my current alternator has failed?
Common signs include a dashboard warning light, dimming or flickering lights, a weak or dead battery despite recent charging, and slow engine cranking.
Can I confirm fitment before ordering?
Yes, our technical team can help confirm compatibility against your original part - just get in touch before you order.
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