Quick answer:
The John Deere X350 battery size is listed as 12 V, 300 CCA.
Voltage12 V
CCA300 CCA
John Deere X350 Battery Specs
| Battery voltage | 12 V |
|---|---|
| Battery CCA | 300 CCA |
Battery Spec Comparisons Chart
CCA comparison
Voltage comparison
John Deere X350 Battery FAQ
| Replacement battery recommendation | The AJC-U1-300-200742 is listed as a compatible replacement battery for the John Deere X350 48-in Deck U1 Lawn Mower and Tractor. eBay |
|---|---|
| Battery voltage | The official battery voltage for the John Deere X350 tractor is 12 volts |
| Battery group size | The official battery group size for the John Deere X350 tractor is U1 |
| Battery CCA | The John Deere X350 tractor uses a 12V SLA AGM battery with 300 cold cranking amps (CCA) as the recommended replacement, such as the AJC-U1-300 model |
| Battery location | The battery on the John Deere X350 tractor is located under the seat |
| Battery replacement steps | To replace the battery on a John Deere X350 tractor, disconnect the negative battery cable first, then the positive cable, and remove the battery. When installing the new battery, connect the positive cable first, followed by the negative cable |
| Bad battery symptoms | Common symptoms of a bad battery in a John Deere X350 tractor include the battery not charging, corroded battery terminals, and a dead cell in the battery. If the starter does not work or the engine will not turn over, these could also indicate battery issues |
Official information note
Mistakes do happen. Please check official deere.com website for official information.


