John Deere 4000 & 4020 Gas & LP Engine Harness
$300.75
#B3028-388, Engine Harness for John Deere 4000 & 4020 Gas & LP Tractors
Original Design, for use with a 12-Volt Alternator
- Made to Look Exactly Like the Original with Our Premium Cotton Braid Over PVC Wire.
- Has the Correct Gauge, Color, Wire, & Fuse Holders (If Needed).
- All Terminals are Soldered & Rubber Sealed.
- Each Wire Comes Numbered with an Installation Guide.
Doesn’t Include Battery Cables & Spark Plug Wire Sets;
However, We Can Supply These As Separate Products.
- Please Note: Our product differs only in the wiring connectors used between harnesses, as the original connectors are no longer manufactured.
- Mating connectors WILL be supplied with this harness, allowing it to connect, but this will require modification by the customer.
- Alternatively, you can purchase the full kit with all harnesses and connectors and not need to make any modifications.

#B3028-388, Engine Harness for John Deere 4000 & 4020 Gas & LP Tractors
Original Design, for use with a 12-Volt Alternator
- Made to Look Exactly Like the Original with Our Premium Cotton Braid Over PVC Wire.
- Has the Correct Gauge, Color, Wire, & Fuse Holders (If Needed).
- All Terminals are Soldered & Rubber Sealed.
- Each Wire Comes Numbered with an Installation Guide.
Doesn’t Include Battery Cables & Spark Plug Wire Sets;
However, We Can Supply These As Separate Products.
- Please Note: Our product differs only in the wiring connectors used between harnesses, as the original connectors are no longer manufactured.
- Mating connectors WILL be supplied with this harness, allowing it to connect, but this will require modification by the customer.
- Alternatively, you can purchase the full kit with all harnesses and connectors and not need to make any modifications.

Additional information
| Weight | 3 lbs |
|---|---|
| Dimensions | 12 × 11 × 2.5 in |
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