John Deere Z720A Zero Turn 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 Z720A Zero Turn 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 Z720A Zero Turn Mower that need to be regularly serviced.
| Part | Hour Interval | Price | |
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| 3 – Engine Oil Filter AM125424 | Every 5/100/200 |
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| 6 – 1 qt Turf Gard 10W30 Engine Oil TY22029 | Every 5/100/200 |
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| 3 – Multi Purpose SD Polyurea Grease (14 oz) TY6341 | As Needed |
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Commonly Used Parts for a John Deere Z720A Zero Turn 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 Z720A Zero Turn Mower, these are the typical parts that we see purchased for your model.
| Part | Price | |
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| Cap Screw 19M7489 |
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| Seat Switch AM103119 |
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| Relay AM106305 |
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| Idler AM106627 |
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| Fuel Filter AM116304 |
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| Switch - Headlight (Optional) AM117324 |
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| Headlight -(Optional) AM125447 |
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| Ignition Key AM125504 |
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| Lubrication Fitting JD7849 |
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| Washer M123520 |
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| Washer M123522 |
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| Flange Nut M123569 |
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| Deflector M123581 |
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| Bushing M125913 |
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| Seal M127198 |
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| Spacer M127517 |
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| Blade - 60" (3 - Med Lift (STD)) M128485 |
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| Blade - 60" (3) - Mulching M131958 |
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| Washer M133398 |
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| Deflector M134305 |
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| Spindle M134382 |
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| Air Filter - Secondary M144098 |
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| Air Filter - Primary M144100 |
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| Gasket M149198 |
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| Seal M85699 |
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| Ball Bearing M88251 |
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| Starter MIA11473 |
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| Transmission Filter MIA881446 |
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| Spark Plug MIU11299 |
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| Headlight Bulb - (Optional R136239 |
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| Caster Wheel Assy TCA13769 |
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| Ignition Switch TCA15075 |
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| Filler Cap TCA16216 |
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| Muffler TCA16958 |
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| Spindle TCA17517 |
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| PTO Switch TCA17834 |
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| Seat Assembly TCA18026 |
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| Idler TCA19530 |
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| PTO Clutch TCA19813 |
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| Tire & Whl Assy - Rear -60" TCA19832 |
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| Blade - 60" (3) - Hi Lift TCU15881 |
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| Tire - Caster - 13X5.00-6 Smooth TCU15970 |
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| Hub TCU21380 |
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| Extension Spring TCU24629 |
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| Belt TCU26293 |
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| V-Belt - Traction Drive TCU26349 |
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| Sheave Assembly TCU26967 |
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| Battery TY25878 |
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As Needed Parts for a John Deere Z720A Zero Turn Mower
Regardless of your John Deere model, these John Deere parts are used frequently in maintaining and your John Deere Z720A Zero Turn Mower and can be used around your garage.
| Part | Price | |
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| Mower Deck Leveling Gauge AM130907 |
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| Grease Gun TY26183 |
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