The John Deere 5085M battery size is listed as Group 31, 12 V, 13 × 6.81 × 9.44 in.
Battery sizeGroup 31
Voltage12 V
Case size13 × 6.81 × 9.44 in
John Deere 5085M Battery Specs
Battery size / group
Group 31
Battery voltage
12 V
Battery dimensions
13 × 6.81 × 9.44 in
Battery Spec Comparisons Chart
Voltage comparison
This model
12 V
Average
11.66 V
Low
6 V
High
24 V
Case length comparison
This model
13 in
Average
11.13 in
Low
7.75 in
High
13 in
John Deere 5085M Battery FAQ
Replacement battery recommendation
The John Deere 5085M tractor uses a specific battery model designed for farm equipment, and replacement options are available through John Deere dealers or retailers like Batteries Plus
Battery voltage
The official battery voltage for the John Deere 5085M tractor is 12 volts
Battery group size
The official battery group size for the John Deere 5085M tractor is Group 31
Battery CCA
The John Deere 5085M tractor requires a battery with a Cold Cranking Amps (CCA) rating of 925
Battery location
The battery on the John Deere 5085M tractor is located in front of the radiator
Battery replacement steps
The battery on a John Deere 5085M tractor is located underneath the right access step, which must be removed by taking out the attaching screws before accessing the battery. Disconnect any step lighting connector if present before removing the step
Bad battery symptoms
Common symptoms of a bad battery in a John Deere 5085M tractor include hard starting or no response when trying to start, and corrosion on the battery terminals or connections. If the battery is only holding 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.
