The John Deere 3320 battery size is listed as Group 51R, 12 V, 9.38 × 5.06 × 8.75 in.
Battery sizeGroup 51R
Voltage12 V
Case size9.38 × 5.06 × 8.75 in
John Deere 3320 Battery Specs
Battery size / group
Group 51R
Battery voltage
12 V
Battery dimensions
9.38 × 5.06 × 8.75 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
9.38 in
Average
11.13 in
Low
7.75 in
High
13 in
John Deere 3320 Battery FAQ
Replacement battery recommendation
The best replacement battery for the John Deere 3320 tractor is a group size 51R battery, which is commonly available at auto parts stores. You can also consider the Optima yellow top battery for superior performance
Battery voltage
The official battery voltage for the John Deere 3320 tractor is 12 volts
Battery group size
The official battery group size for the John Deere 3320 tractor is 51R
Battery CCA
The recommended official John Deere 3320 tractor battery has a Cold Cranking Amps (CCA) rating of 500. This specification ensures reliable starting performance in cold conditions
Battery location
The battery on the John Deere 3320 tractor is located under the seat. You may need to remove the seat or access panel to reach it
Bad battery symptoms
Common symptoms of a failing battery in a John Deere 3320 tractor include hard starting or no response when trying to start, clicking sounds, and visible corrosion on battery terminals. If the battery voltage is low (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.
