Quick answer:
The John Deere 345 battery size is listed as 12 V, 500 CCA.
Voltage12 V
CCA500 CCA
John Deere 345 Battery Specs
| Battery voltage | 12 V |
|---|---|
| Battery CCA | 500 CCA |
Battery Spec Comparisons Chart
CCA comparison
Voltage comparison
John Deere 345 Battery FAQ
| Battery voltage | The official battery voltage for the John Deere 345 tractor is 12 volts |
|---|---|
| Battery group size | The official battery group size for the John Deere 345 tractor is 500 cold-cranking amps (CCA) with 12 volts |
| Battery CCA | The recommended battery CCA (Cold Cranking Amps) for the John Deere 345 tractor is 500 CCA |
| Battery location | The battery on the John Deere 345 tractor is located under the hood near the rear of the engine compartment. eBay |
| Battery replacement steps | To replace the battery on a John Deere 345 tractor, first disconnect the negative (-) battery cable, then the positive (+) cable, and remove the battery. Install the new battery by connecting the positive (+) cable first, followed by the negative (-) cable |
| Bad battery symptoms | Common symptoms of a bad battery in a John Deere 345 tractor include difficulty starting the engine, a dead or low charge battery, and battery terminals that are corroded. Additionally, if the battery is frequently discharging or not holding a charge, it may indicate a problem |
Official information note
Mistakes do happen. Please check official deere.com website for official information.







