John Deere 8400R Tractor Maintenance Guide & Parts List
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 8400R Tractor & Parts List
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 8400R Tractor & Parts List that need to be regularly serviced.
| Part | Hour Interval | Price | |
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| 1 – Trailer Air Brake Air Dryer Filter (if equipped) (S/N 090001-) AL204884 | Every Replace annually |
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| 1 – DEFTank Vent Filter (S/N 090001-) H216169 | Replace every three years or 4,500 hours, whichever is first |
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| 1 – Fuel Water Separator Filter (if equipped) (S/N 090001-) N378886 | Every Clean every 500 hours then after every fifth back flushing of water seperator assembly or as necessary |
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| 1 – Engine Primary Air Filter (S/N 090001-) RE210102 | Replace every 1,000 hours or as indicated, whichever is first. (May vary according to operating conditions) |
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| 1 – Engine Secondary Air Filter (S/N 090001-) RE210103 | Every Replace every other primary air filter change |
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| 1 – Fresh Air Filter (S/N 090001-) RE284091 | Replace every 1,000 hours or annually, whichever is first (May vary according to operating conditions) |
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| 1 – Recirc Air Filter (S/N 090001-) RE291412 | Replace every 1,000 hours or annually, whichever is first (May vary according to operating conditions) |
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| 1 – Fresh Air Filter (Carbon) (S/N 090001-) RE333567 | Replace every 1,000 hours or annually, whichever is first (May vary according to operating conditions) |
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| 1 – Recirc Air Filter (Carbon) (S/N 090001-) RE333569 | Replace every 1,000 hours or annually, whichever is first (May vary according to operating conditions) |
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| 1 – Engine Oil Filter (S/N 090001-) RE509672 | Intial Oil Change at 500 hours then every 500 hours or annually, whichever is first |
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| 1 – Engine Final Fuel Filter (S/N 090001-) RE533910 | Every Replace every 500 hours. Always replace both filters at the same time |
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| 1 – Engine Primary Fuel Filter (S/N 090001-) RE539465 | Every Replace every 500 hours. Always replace both filters at the same time |
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| 1 – DEF Dosing Unit Filter (S/N 090001-) RE554498 | Replace every 4,500 hours |
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| 1 – DPF (S/N 090001-) RE561836 | Every Replace within 250 hours after warning light indicators are illuminate. See your John Deere dealer or qualified service provider |
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| 1 – Hydraulic/Transmission Oil Filter (S/N 090001-) RE573817 | Replace every 1,500 hours |
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| 1 – Engine Primary Air Filter (S/N 090001-) RE580337 | Replace every 1,000 hours or as indicated, whichever is first. (May vary according to operating conditions) |
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| 1 – Engine Secondary Air Filter (S/N 090001-) RE580338 | Every Replace every other primary air filter change |
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Commonly Used Parts for a John Deere 8400R Tractor & Parts List
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 8400R Tractor & Parts List, 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 8400R Tractor & Parts List
Regardless of your John Deere model, these John Deere parts are used frequently in maintaining and your John Deere 8400R Tractor & Parts List and can be used around your garage.
| Part | Price |
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