The John Deere 8Rx 490 battery size is listed as Group 31, 12 V, 950 CCA, 13 × 6.81 × 9.44 in.
Battery sizeGroup 31
Voltage12 V
CCA950 CCA
Case size13 × 6.81 × 9.44 in
John Deere 8Rx 490 Battery Specs
Battery size / group
Group 31
Battery voltage
12 V
Battery CCA
950 CCA
Battery dimensions
13 × 6.81 × 9.44 in
Battery Spec Comparisons Chart
CCA comparison
This model
950 CCA
Average
851.24 CCA
Low
150 CCA
High
1400 CCA
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 8Rx 490 Battery FAQ
Replacement battery recommendation
The best replacement battery for the John Deere 8RX 490 tractor is the StrongBox Premium Battery, designed to meet demanding specifications and ensure reliability in tough conditions. These batteries are built tough and tested for durability, making them suitable for heavy-duty applications
Battery voltage
The official battery voltage for the John Deere 8RX 490 tractor is 12 volts
Battery group size
The official John Deere 8R 490 tractor battery group size is Group 31
Battery CCA
The recommended official John Deere 8RX 490 tractor battery cold cranking amps (CCA) is 950 CCA
Battery location
The battery on the John Deere 8RX 490 tractor is located on the door side for improved accessibility
Official information note
Mistakes do happen. Please check official deere.com website for official information.
