
John Deere 4020 Diesel Row Crop Complete Wire Harness (Synchro Range, Delco 10SI Alternator, Up To Serial #90,999)
$503.25
#B3028-150, Complete Wire Harness for John Deere 4020 Diesel Row Crop Synchro Range Tractors (Up to Serial #90,999)
Modified for use with a 12-Volt Delco 10SI Alternator
(Note: May Be Used with a 1-Wire Alternator; However, the Charge Indicator Lamp Will Not Work.)
- Made to Look Exactly Like the Original with Our Premium PVC Wire
- Has the Correct Gauge, Color, Wire, & Fuse Holders (if needed)
- All Terminals are Soldered & Rubber Sealed
- Comes Numbered with an Installation Guide
Does Not Include Battery Cables & Spark Plug Wire Sets;
However, We Can Supply These As Separate Products.
Components:
Main Wire Harness (#B3028-152)
Neutral Safety Harness (#B3028-114)
Lighting Harness (#B3028-101)

#B3028-150, Complete Wire Harness for John Deere 4020 Diesel Row Crop Tractors (Up to Serial #90,999)
Modified for use with a 12-Volt Delco 10SI Alternator
Replaces the Following John Deere Parts
- #AR34278, AR47660 Main Harness (Dash & Engine)
- #R33823 Neutral Safety Switch Harness
- #AR26752 Switch to Fender Harness
- #AR28289, AR26753 Switch to Rear Harness
- #AR26575 Rear Harness
- #AR27359 Fender Harness (2 Used)
- #AR27656 Starter to Rear harness (Has Fuse Holder)
Fits John Deere Tractors
John Deere 4020 Diesel Tractors (Up to Serial #90,999) with Synchro Range Transmission & Modified for use with a Replacement 12-Volt Delco 10SI Alternator
| Weight | 3.12 lbs |
|---|---|
| Dimensions | 9.5 × 9.5 × 3.5 in |
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