John Deere JS40 Walk Behind Mower 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 JS40 Walk Behind Mower

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 that need to be regularly serviced.

Part Hour Interval Price
2 – Spark Plug (For 21") M143270 Every 100/200 Loading
2 – Air Filter - Paper M147431 Every 100/200 Loading
2 – Spark Plug (For 21") MIU11193 Every 100/200 Loading
7 – 1 Qt. Engine Oil Torq Guard ® SAE 30 (For 21") TY22070 Every 5 (Break-in) / Every 25 Loading
2 – JD Multi Purpose SD Polyurea Grease (For 21") TY6341 As Needed Loading

Commonly Used Parts for a John Deere JS40 Walk Behind Mower

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, these are the typical parts that we see purchased for your model.

Part Price
Bolt 19H3551 Loading
Blade - (PKG) (Packaged QTY - 1 Blade) GX22250 Loading
Belt - Drive GX22269 Loading
Wheel - Rear GX22301 Loading
Wheel - Front GX22417 Loading
Blade - Mulching GX22454 Loading
Rope LG280399S Loading
Grip LG281434S Loading
Recoil Starter LG497680 Loading
Switch - Stop LG692310 Loading
Air Filter - Foam M143275 Loading
Spark Plug M78543 Loading
Muffler MIU11171 Loading
Fuel Cap (For 21") MIU12350 Loading

As Needed Parts for a John Deere JS40 Walk Behind Mower

Regardless of your John Deere model, these John Deere parts are used frequently in maintaining and your John Deere JS40 Walk Behind Mower and can be used around your garage.

Part Price
Mower Deck Leveling Gauge AM130907 Loading
Mulch Cover Kit GX22326 Loading
Grease Gun (For 21") TY26183 Loading