John Deere 9120 9020 Series Tractors Maintenance Guide
Common sense goes a long ways when maintaining your machine. If you have extreme heat, dust, or terrain that you operate in you, service frequency will need to increase.
Service Schedule Parts for a John Deere 9120 9020 Series Tractors
While your John Deere machine is certainly built with quality parts, they have a limited life. Good news is you can easily service your machine yourself using a John Deere maintenance kit or service kits or by getting the specific John Deere part needed to keep your John Deere mower or tractor running for a long time. These are the parts on your John Deere 9120 9020 Series Tractors that need to be regularly serviced.
| Part | Hour Interval | Price | |
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| 1 – Engine Primary Air Filter AH148880 | Every Replace annually and as required |
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| 1 – Air, Hydraulic Reservoir AT101565 | Every Replace every 750 hours |
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| 1 – Engine Fuel Pre Filter R502778 | Every Replace after 100 hours then every 500 hours |
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| 1 – Transmission Oil Filter RE174130 | Every Replace after 100 hours and 750 hours and then every 750 hours |
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| 1 – Recirculation Air Filter RE187966 | Every Clean every 250 hours and replace annually |
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| 1 – Activated Carbon Air Filter RE199681 | Do NOT Clean. Change annually, after 500 hours, or as required |
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| 1 – Activated Carbon Recirc Air Filter RE199682 | Do NOT Clean. Change annually, after 500 hours, or as required |
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| 1 – Air Filter, Standard RE24619 | Every Clean every 250 hours and replace annually |
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| 1 – Engine Oil Filter RE509672 | Every Replace after 100 hours and then every 250 hours |
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| 1 – Engine Fuel Filter RE522372 | Every Replace after 100 hours then every 500 hours |
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| 1 – Engine Seconday Fuel Filter RE522688 | Every Replace every 250 hours |
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| 1 – Engine Primary Fuel Filter RE531703 | Every Replace every 250 hours |
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| 1 – Engine Secondary Air Filter RE63932 | Every Replace annually and as required |
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| 1 – Fresh Air Filter, Heavy Duty RE67829 | Every Clean every 250 hours and replace annually |
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Commonly Used Parts for a John Deere 9120 9020 Series Tractors
Outside of the schedule service intervals, you may need a part for a quick repair. While this is not an inclusive list of all the parts for a John Deere 9120 9020 Series Tractors, these are the typical parts that we see purchased for your model.
| Part | Price |
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As Needed Parts for a John Deere 9120 9020 Series Tractors
Regardless of your John Deere model, these John Deere parts are used frequently in maintaining and your John Deere 9120 9020 Series Tractors and can be used around your garage.
| Part | Price |
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