Quick answer:
The John Deere Z850A battery size is listed as 12 V, 300 CCA.
Voltage12 V
CCA300 CCA
John Deere Z850A Battery Specs
| Battery voltage | 12 V |
|---|---|
| Battery CCA | 300 CCA |
Battery Spec Comparisons Chart
CCA comparison
Voltage comparison
John Deere Z850A Battery FAQ
| Battery voltage | The John Deere Z850A tractor operates on a 12-volt battery system |
|---|---|
| Battery group size | The official John Deere Z850A tractor battery group size is U1L |
| Battery CCA | The recommended cold cranking amps (CCA) for the John Deere Z850A tractor battery is 300 CCA. This ensures reliable starting performance for the tractor |
| Battery location | The battery on the John Deere Z850A tractor is located under the seat. You may need to remove the seat or access panel to reach it |
| Battery replacement steps | To replace the battery on a John Deere Z850A tractor, first disconnect the negative (-) battery cable, then the positive (+) cable, and remove the battery from its compartment. When installing the new battery, connect the positive (+) cable first, followed by the negative (-) cable. Wikipedia |
Official information note
Mistakes do happen. Please check official deere.com website for official information.







