The Kubota Z231KW tractor primary engine air filter part number found is K1211-82110. Cross-reference filters include WIX 49002; Baldwin PA2020; Donaldson P181052. Service guidance is to check the air filter every 100 hours.
Primary air filterK1211-82110
Cross-referenceWIX 49002
Engine power309.8 hp
Service intervalCheck every 100 hours
Kubota Z231KW Air Filter Specs
Primary air filter part number
K1211-82110
Secondary / safety air filter
55231-26150
Cross-reference filters
WIX 49002; Baldwin PA2020; Donaldson P181052
Replacement interval
Check every 100 hours
Number of air filter elements
3 elements (primary, secondary, pre-filter)
Engine horsepower
309.8 hp
Engine displacement
44.3 cu in (0.73 L)
Kubota Z231KW Air Filter Charts
Engine horsepower
This model
309.8 hp
Average
23 hp
Low
12 hp
High
40 hp
Engine displacement
This model
44.3 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 Z231KW Air Filter FAQ
What air filter does the Kubota Z231KW use?
The primary engine air filter part number found for the Kubota Z231KW is K1211-82110.
What air filter cross-references fit the Kubota Z231KW?
Cross-reference filters found for the Kubota Z231KW include WIX 49002; Baldwin PA2020; Donaldson P181052.
Can I use an aftermarket air filter on the Kubota Z231KW?
The Kubota Z231KW has 3 cross-reference filters listed, starting with WIX 49002. Use them as aftermarket leads, not as a replacement for checking the original part number K1211-82110.
How often should the Kubota Z231KW air filter be checked or replaced?
The service guidance found for the Kubota Z231KW 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 Z231KW?
This page lists 3 elements (primary, secondary, pre-filter). That means the safety element should be treated separately from the outer primary air filter.
Why include engine specs on a Kubota Z231KW air filter page?
For the Kubota Z231KW, the engine specs found are 309.8 hp, 44.3 cu in (0.73 L). This is useful context when comparing similar models, but not a substitute for checking the filter number K1211-82110.
Should I order the Kubota Z231KW air filter by size or part number?
Start with K1211-82110 when checking fitment for the Kubota Z231KW. Cross-reference filters can save time, but should still match the housing and engine fitted to your machine.
What should I confirm before buying a Kubota Z231KW air filter?
For the Kubota Z231KW, confirm K1211-82110 against the parts manual, then use the cross-reference list only after the OEM number matches.
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.
