Kubota GT-30 Battery Size (Group 51R) + Replacement Guide

Quick answer:

The Kubota GT-30 tractor battery specs found are Group 51R, 12 V, 9.38 × 5.06 × 8.75 in.

Battery sizeGroup 51R
Voltage12 V
Case size9.38 × 5.06 × 8.75 in

Kubota GT-30 Battery Specs

Battery size / group Group 51R
Battery voltage 12 V
Battery dimensions 9.38 × 5.06 × 8.75 in

Battery Spec Benchmarks

Voltage benchmark

This model

12 V

Average

12 V

Low

12 V

High

12 V

Case length benchmark

This model

9.38 in

Average

9.8 in

Low

7.75 in

High

13 in

Benchmarks are general reference ranges for compact tractor batteries.

Kubota GT-30 Battery FAQ

Replacement battery recommendation For the Kubota GT-30 tractor, use a battery that matches 12 V, Group 51R, case size around 9.38 × 5.06 × 8.75 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 GT-30 tractor is 12 V.
Battery group size found The battery group size found for the Kubota GT-30 tractor is Group 51R.
Battery replacement steps When swapping the Kubota GT-30 battery, match the replacement to 9.38 × 5.06 × 8.75 in and keep the same terminal layout. Shut the tractor down fully, remove negative first and positive second. After the new battery is seated and clamped, connect the positive cable first, followed by the negative cable.
Bad battery symptoms If the Kubota GT-30 has a weak 12 V battery, the usual signs are lazy cranking, a clicking starter, fading dash lights or a no-start condition after sitting.
Official information note

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