The John Deere 620 battery size is listed as Group 24F, 6 V, 850 CCA, 10.25 × 6.81 × 8.88 in.
Battery sizeGroup 24F
Voltage6 V
CCA850 CCA
Case size10.25 × 6.81 × 8.88 in
John Deere 620 Battery Specs
Battery size / group
Group 24F
Battery voltage
6 V
Battery CCA
850 CCA
Battery dimensions
10.25 × 6.81 × 8.88 in
Battery Spec Comparisons Chart
CCA comparison
This model
850 CCA
Average
839.52 CCA
Low
150 CCA
High
1850 CCA
Voltage comparison
This model
6 V
Average
11.54 V
Low
6 V
High
24 V
Case length comparison
This model
10.25 in
Average
11.3 in
Low
9.38 in
High
13 in
John Deere 620 Battery FAQ
Replacement battery recommendation
The best replacement battery for a John Deere 620 tractor is the John Deere StrongBox battery, which is designed to meet the demanding specifications of John Deere equipment. It is known for its durability and reliability in tough conditions
Battery voltage
The official battery voltage for the John Deere 620 tractor is 6 volts
Battery group size
The official battery group size for the John Deere 620 tractor is BCI Group Size 24F, which is commonly used in compact and utility tractors. This battery provides high power for small-to-medium diesel engines
Battery CCA
The recommended Cold Cranking Amps (CCA) for the John Deere 620 tractor battery is typically around 850 CCA. It’s advisable to use a battery that fits the specifications of the tractor for optimal performance
Battery location
The battery on the John Deere 620 tractor is located underneath the right access step. You may need to remove the access step to access the battery
Battery replacement steps
To replace the battery on a John Deere 620 tractor, locate the battery underneath the right access step, open the flap, and if necessary, remove the access step by taking out the attaching screws. Make sure to disconnect any light connectors if your model has step lighting before removing the step
Bad battery symptoms
Common symptoms of a failing battery in a John Deere 620 tractor include hard starting or no response when trying to start, rapid battery drain, and corrosion on the battery terminals or connections. If the battery is unable to hold a charge or shows low voltage, it may need to be replaced
Official information note
Mistakes do happen. Please check official deere.com website for official information.
