Kubota Z125E Air Filter: Part Number, Size & Cross Reference

Quick answer:

The Kubota Z125E tractor primary engine air filter part number found is K1211-82110. Filter dimensions found include Height: 5.5 in / 140 mm; Outer diameter: 6.5 in / 165 mm; Inner diameter: 2.5 in / 64 mm. Service guidance is to check the air filter every 100 hours.

Primary air filterK1211-82110
Filter height5.5 in / 140 mm
Service intervalCheck every 100 hours

Kubota Z125E Air Filter Specs

Primary air filter part number K1211-82110
Secondary / safety air filter K3181-82240
Air filter size Height: 5.5 in / 140 mm; Outer diameter: 6.5 in / 165 mm; Inner diameter: 2.5 in / 64 mm
Filter height 5.5 in / 140 mm
Outer diameter 6.5 in / 165 mm
Inner diameter 2.5 in / 64 mm
Replacement interval Check every 100 hours
Number of air filter elements 2 elements (primary, secondary)
Engine model Briggs & Stratton 72
Engine displacement 44.2 cu in (0.72 L)

Kubota Z125E Air Filter Charts

Air filter dimensions

Height

5.5 in

Outer diameter

6.5 in

Inner diameter

2.5 in

Engine displacement

This model

44.2 cu in

Average

48 cu in

Low

25 cu in

High

80 cu in

Air filter service interval

This model

100 hr

Average

50 hr

Low

25 hr

High

100 hr

Kubota Z125E Air Filter FAQ

What air filter does the Kubota Z125E use? The primary engine air filter part number found for the Kubota Z125E is K1211-82110.
What size is the Kubota Z125E air filter? The air filter dimensions found for the Kubota Z125E are Height: 5.5 in / 140 mm; Outer diameter: 6.5 in / 165 mm; Inner diameter: 2.5 in / 64 mm. Use these dimensions as a fit check, but treat the part number as the main match.
How often should the Kubota Z125E air filter be checked or replaced? The service guidance found for the Kubota Z125E is to check the air filter every 100 hours. That is longer than the reference average of 50 hours for this class, so still shorten the interval when the machine is used in heavy dust.
How many air filter elements are listed for the Kubota Z125E? This page lists 2 elements (primary, secondary). That means the safety element should be treated separately from the outer primary air filter.
Why include engine specs on a Kubota Z125E air filter page? Engine specs found for the Kubota Z125E include 44.2 cu in (0.72 L). Those specs help identify the tractor class, but the air filter should still be matched by part number K1211-82110.
Should I order the Kubota Z125E air filter by size or part number? The part number K1211-82110 matters more than size alone on the Kubota Z125E. The listed dimensions helps confirm the filter looks physically consistent.
What should I confirm before buying a Kubota Z125E air filter? For the Kubota Z125E, confirm K1211-82110 against the Kubota parts source and use the listed dimensions of Height: 5.5 in / 140 mm; Outer diameter: 6.5 in / 165 mm; Inner diameter: 2.5 in / 64 mm as a physical check.
Official information note

Air filter fit can change by engine, serial number, production year and air-cleaner housing. Check the operator manual, parts manual and official kubotausa.com website before buying or fitting an air filter.