John Deere 9R 390 Battery Size + Replacement Guide

Quick answer:

The John Deere 9R 390 battery size is listed as 12 V, 0 CCA.

Voltage12 V
CCA0 CCA

John Deere 9R 390 Battery Specs

Battery voltage 12 V
Battery CCA 0 CCA

Battery Spec Comparisons Chart

Voltage comparison

This model

12 V

Average

11.94 V

Low

6 V

High

12 V

John Deere 9R 390 Battery FAQ

Replacement battery recommendation The best replacement battery for the John Deere 9R 390 tractor is the John Deere StrongBox line, which offers heavy-duty performance suitable for this type of equipment. These batteries are designed to fit most brands of vehicles and equipment, ensuring compatibility and reliability
Battery voltage The John Deere 9R 390 tractor uses a 12-volt battery system
Battery CCA The recommended official John Deere 9R 390 tractor battery has a Cold Cranking Amps (CCA) rating of 1, 000 CCA. This ensures reliable starting power in cold conditions
Battery location The battery on the John Deere 9R 390 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 9R 390 tractor, locate the battery underneath the right access step, then open the flap and, if necessary, remove the access step by taking out the attaching screws. After that, disconnect any connectors if applicable, and replace the battery
Official information note

Mistakes do happen. Please check official deere.com website for official information.