The John Deere Z425 battery size is listed as 12 V.
Voltage12 V
John Deere Z425 Battery Specs
Battery voltage
12 V
Battery Spec Comparisons Chart
Voltage comparison
This model
12 V
Average
11.66 V
Low
6 V
High
24 V
John Deere Z425 Battery FAQ
Replacement battery recommendation
The best replacement battery for the John Deere Z425 tractor is the AJC-U1-300-199516, which is a Sealed Lead Acid (AGM) battery designed specifically for this model. It is maintenance-free and arrives fully charged and ready to install
Battery voltage
The official John Deere Z425 tractor battery voltage is 12 volts. eBay
Battery group size
The official battery group size for the John Deere Z425 tractor is U1. This is a sealed lead acid (AGM) battery type suitable for the Z425 model. eBay
Battery CCA
The recommended official battery for the John Deere Z425 tractor has a Cold Cranking Amps (CCA) rating of 300. This ensures reliable starting power for your lawn mower and tractor. eBay
Battery location
The battery on the John Deere Z425 tractor is located underneath the right access step. You may need to open the flap and possibly remove the access step to access the battery
Battery replacement steps
To replace the battery on a John Deere Z425 tractor, disconnect the negative (-) cable first, then the positive (+) cable, and remove the battery from its compartment. After cleaning the terminals, 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 Z425 tractor include the starter not working, slow starter turns, and the battery not charging. Additionally, loose or corroded battery connections can also lead to these issues
Official information note
Mistakes do happen. Please check official deere.com website for official information.
