John Deere JS40 Walk Behind Mower 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 JS40 Walk Behind Mower & 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 JS40 Walk Behind Mower & Parts List that need to be regularly serviced.
| Part | Hour Interval | Price | |
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| 2 – Spark Plug (For 21") M143270 | Every 100/200 |
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| 2 – Air Filter - Paper M147431 | Every 100/200 |
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| 2 – Spark Plug (For 21") MIU11193 | Every 100/200 |
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| 7 – 1 Qt. Engine Oil Torq Guard ® SAE 30 (For 21") TY22070 | Every 5 (Break-in) / Every 25 |
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| 2 – JD Multi Purpose SD Polyurea Grease (For 21") TY6341 | As Needed |
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Commonly Used Parts for a John Deere JS40 Walk Behind Mower & 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 JS40 Walk Behind Mower & Parts List, these are the typical parts that we see purchased for your model.
| Part | Price | |
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| Bolt 19H3551 |
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| Blade - (PKG) (Packaged QTY - 1 Blade) GX22250 |
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| Belt - Drive GX22269 |
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| Wheel - Rear GX22301 |
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| Wheel - Front GX22417 |
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| Blade - Mulching GX22454 |
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| Rope LG280399S |
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| Grip LG281434S |
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| Recoil Starter LG497680 |
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| Switch - Stop LG692310 |
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| Air Filter - Foam M143275 |
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| Spark Plug M78543 |
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| Muffler MIU11171 |
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| Fuel Cap (For 21") MIU12350 |
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As Needed Parts for a John Deere JS40 Walk Behind Mower & Parts List
Regardless of your John Deere model, these John Deere parts are used frequently in maintaining and your John Deere JS40 Walk Behind Mower & Parts List and can be used around your garage.
| Part | Price | |
|---|---|---|
| Mower Deck Leveling Gauge AM130907 |
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| Mulch Cover Kit GX22326 |
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| Grease Gun (For 21") TY26183 |
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