The machine also had a convenient attachment of dual rear tires for extra traction, which was necessary due to its increased pulling power. When it was first introduced in 1974, the John Deere 4020 differed from other tractors on the market with its driver protection and what was then a new roll-over guard. They see it as a bigger, stronger version of the 4020 that packs that extra little bit of power needed for huge loads. off the assembly line, in part due to a turbocharger (which gives it 20 hp more than the 4020) and also different wheels. When people see a John Deere 4320, they can confuse it with a John Deere 4020.ĭespite the JD 4320 being heavier off the assembly line, it provides a boost in regards The to 43 fuel efficiency and20 is horse heavier power. The JD 4020's minimum weight is 8,645 pounds (3,921 kilograms), but this can increase as attachments and even larger wheels are added. The gasoline and LP Gas models could take 34 gallons (or 129 litres for those of you in Europe), while the diesel model can hold 45 gallons (170 litres). While its attachments vary depending on the model, front end loader is standard on all tractors. The Gasoline, Diesel and LP Gas models were all powered by a 6 cylinder engine which generated just over 95 horsepower. Beginning as a two wheel drive tractor, the later versions sometimes had four wheel drive capability. John Deere 4020 is one of John Deere’s best-selling tractors with over 180,000 units produced and sold in the United States. We have many new parts available but not listed, if you are looking for a new part but the item you see has a core charge, please contact us. If you do not have a core to return, the core charge will not be refunded.Ĭores returned in a damaged state are subject to no or partial credit, so package them well for return as if they were a new product. Please contact us, we will give you the address your core needs to be returned to, and any other instructions.Have your order number and invoice number (if different) ready.Different types of parts go to different locations.If core charge instructions are not included with the new item: If the part you purchased is a different part than the one being replaced, partial or no refund may be given. The condition of the old part can affect the usability of the core, in some cases partial or no refund may be given. A core charge is a deposit that is refunded after your old part has been sent back to a re-manufacturing facility.

John deere 4020 parts diagram