The John Deere 4440 battery size is listed as Group 5D, 6 V, 1000 CCA.
Battery sizeGroup 5D
Voltage6 V
CCA1000 CCA
John Deere 4440 Battery Specs
Battery size / group
Group 5D
Battery voltage
6 V
Battery CCA
1000 CCA
Battery Spec Comparisons Chart
CCA comparison
This model
1000 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
John Deere 4440 Battery FAQ
Replacement battery recommendation
The best replacement battery for a John Deere 4440 tractor is typically two 12-volt Group 31 batteries, which provide better starting power compared to the original two 6-volt batteries. These batteries are recommended for their compatibility and performance in various climates
Battery voltage
The official John Deere 4440 tractor uses two 6-volt batteries wired in series for a 12-volt system
Battery group size
The official battery group size for the John Deere 4440 tractor is BCI Group 5D for the two 6-volt batteries. If considering a conversion to 12-volt batteries, Group 31 is recommended
Battery CCA
The recommended cold cranking amps (CCA) for the John Deere 4440 tractor is 1000 CCA for the original two 6-volt batteries. If considering a conversion to two 12-volt batteries, a common recommendation is to use 720 CCA batteries
Battery location
The battery on the John Deere 4440 tractor is located underneath the right access step; the step must be removed by taking out attaching screws to access it
Bad battery symptoms
Common symptoms of bad batteries in a John Deere 4440 include difficulty starting the engine, weak cranking, and batteries that drain overnight despite being charged. Additionally, if the alternator is not charging properly, it may indicate battery issues
Official information note
Mistakes do happen. Please check official deere.com website for official information.
