The John Deere GX85 battery size is listed as 12 V.
Voltage12 V
John Deere GX85 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 GX85 Battery FAQ
Replacement battery recommendation
The best replacement battery for the John Deere GX85 tractor is the AJC-U1-300-199705, which is a maintenance-free AGM battery designed for reliable performance. It is important to ensure that you reuse your existing cabling and hardware when installing this replacement
Battery voltage
The official battery voltage for the John Deere GX85 tractor is 12 volts. eBay
Battery group size
The official battery group size for the John Deere GX85 tractor is Group U1
Battery CCA
The recommended official John Deere GX85 tractor battery has a Cold Cranking Amps (CCA) rating of 160
Battery location
The battery on the John Deere GX85 tractor is located underneath the right access step. You may need to open the flap and, if necessary, remove the access step to access it
Battery replacement steps
To replace the battery on a John Deere GX85 tractor, first park the vehicle safely and remove the mower deck if necessary. Then, disconnect the battery terminals, remove the old battery, and install the new battery before reconnecting the terminals
Bad battery symptoms
Common symptoms of a failing battery in a John Deere GX85 tractor include hard starting or no response when trying to start, visible corrosion on battery terminals, and rapid battery drain. If the battery holds 11.5V or less, it likely needs to be replaced
Official information note
Mistakes do happen. Please check official deere.com website for official information.
