The John Deere 20C battery size is listed as Group 24F, 12 V, 10.25 × 6.81 × 8.88 in.
Battery sizeGroup 24F
Voltage12 V
Case size10.25 × 6.81 × 8.88 in
John Deere 20C Battery Specs
Battery size / group
Group 24F
Battery voltage
12 V
Battery dimensions
10.25 × 6.81 × 8.88 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
10.25 in
Average
11.13 in
Low
7.75 in
High
13 in
John Deere 20C Battery FAQ
Replacement battery recommendation
The best replacement battery for a John Deere 20C tractor is the John Deere StrongBox battery, which is designed to meet demanding specifications and provide superior performance. These batteries are built for durability and reliability, making them suitable for various conditions
Battery voltage
The official battery voltage for the John Deere 20C tractor is 12 volts, as all modern John Deere equipment uses a 12-volt system
Battery group size
The official battery group size for the John Deere 20C tractor is BCI Group Size 24F, which is designed for compact and utility tractors. This battery provides high power for small-to-medium diesel engines and fits perfectly in common John Deere tractor compartments
Battery location
The battery on the John Deere 20C tractor is located underneath the right access step. You may need to open the flap and possibly remove the access step to access the battery
Bad battery symptoms
Common symptoms of a failing battery in a John Deere 20C tractor include hard starting or no response when trying to start, clicking sounds indicating insufficient power, and visible corrosion on battery terminals. Additionally, if the battery is holding less than 11.5V, it likely needs replacement
Official information note
Mistakes do happen. Please check official deere.com website for official information.
