Kubota KL31 Battery Size (Group 31) + Replacement Guide

Quick answer:

The Kubota KL31 tractor battery specs found are Group 31, 12 V, 13 × 6.81 × 9.44 in.

Battery sizeGroup 31
Voltage12 V
Case size13 × 6.81 × 9.44 in

Kubota KL31 Battery Specs

Battery size / group Group 31
Battery voltage 12 V
Battery dimensions 13 × 6.81 × 9.44 in

Battery Spec Benchmarks

Voltage benchmark

This model

12 V

Average

12 V

Low

12 V

High

12 V

Case length benchmark

This model

13 in

Average

9.8 in

Low

7.75 in

High

13 in

Benchmarks are general reference ranges for compact tractor batteries.

Kubota KL31 Battery FAQ

Replacement battery recommendation For the Kubota KL31 tractor, use a battery that matches 12 V, Group 31, case size around 13 × 6.81 × 9.44 in. Also match the terminal layout, hold-down style and battery tray clearance before buying.
Battery voltage found The battery voltage found for the Kubota KL31 tractor is 12 V.
Battery group size found The battery group size found for the Kubota KL31 tractor is Group 31.
Battery replacement steps On the Kubota KL31, treat the battery swap as a fitment job, not just a voltage match. Use a battery matching 12 V, Group 31, then disconnect negative first, positive second. Install the replacement, secure the hold-down, reconnect positive first and finish with the negative cable.
Bad battery symptoms When the Kubota KL31 battery no longer holds charge, you may see slow cranking, dim lamps, weak accessory power or a starter that clicks instead of turning the engine over.
Official information note

Mistakes do happen. Check the operator manual, service manual and official kubotausa.com website for official battery specifications before buying parts.