Kubota PX-2100 Battery Size (Group 51R) + Replacement Guide

Quick answer:

The Kubota PX-2100 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 PX-2100 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 PX-2100 Battery FAQ

Replacement battery recommendation For the Kubota PX-2100 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 PX-2100 tractor is 12 V.
Battery group size found The battery group size found for the Kubota PX-2100 tractor is Group 51R.
Battery replacement steps When swapping the Kubota PX-2100 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 For the Kubota PX-2100, a battery below the needed the normal CCA rating can show up as slow starter speed, random no-start issues, weak lights or repeated jump-starts.
Official information note

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