The John Deere 8R 540 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 8R 540 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
11.94 V
Low
6 V
High
12 V
Case length comparison
This model
13 in
Average
11.57 in
Low
9.38 in
High
13 in
John Deere 8R 540 Battery FAQ
Replacement battery recommendation
John Deere StrongBox batteries are recommended for heavy-duty equipment like the 8R 540 tractor, offering superior vibration resistance and cold-weather performance. These batteries are built to demanding John Deere specifications and fit most brands of vehicles or equipment
Battery voltage
The official John Deere 8R 540 tractor battery voltage is 12 volts
Battery group size
The official battery group size for the John Deere 8R 540 tractor is Group 31. This battery type is commonly used in heavy-duty applications
Battery CCA
The recommended official John Deere 8R 540 tractor battery has a Cold Cranking Amps (CCA) rating of 950
Battery location
The battery on the John Deere 8R 540 tractor is located under the hood. It typically consists of three batteries with a negative ground system
Bad battery symptoms
Common symptoms of a bad battery in a John Deere 8R 540 tractor include hard starting or no response when trying to start, clicking sounds indicating insufficient power, and rapid battery drain. Regularly checking the battery voltage and connections can help identify these issues early
Official information note
Mistakes do happen. Please check official deere.com website for official information.
