The John Deere 8300T 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 8300T 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
11.54 V
Low
6 V
High
24 V
Case length comparison
This model
13 in
Average
11.3 in
Low
9.38 in
High
13 in
John Deere 8300T Battery FAQ
Battery voltage
The official battery voltage for the John Deere 8300T tractor is 12 volts
Battery group size
The official battery group size for the John Deere 8300T tractor is BCI Group Size 31. This size is designed to provide the necessary power and fit for the tractor’s specifications
Battery location
The battery on the John Deere 8300T tractor is located on the left side beside the steps. To access it, pull outward on the cover and lift it off
Battery replacement steps
To replace the battery on a John Deere 8300T tractor, locate the battery under the right access step, open the flap, and if necessary, remove the access step by taking out the attaching screws. After accessing the battery, disconnect the terminals, replace the battery, and reassemble everything in reverse order
Bad battery symptoms
Common symptoms of a bad battery in a John Deere 8300T tractor include hard starting or no response when trying to start, rapid battery drain, and visible corrosion on battery terminals. Additionally, if the battery voltage is below 11.5V, it likely needs to be replaced
Official information note
Mistakes do happen. Please check official deere.com website for official information.
