The Kubota Z781 tractor primary engine air filter part number found is K1211-82110. Cross-reference filters include WIX 46449. Service guidance is to check the air filter every 100 hours.
Primary air filterK1211-82110
Cross-referenceWIX 46449
Engine power29.5 hp
Service intervalCheck every 100 hours
Kubota Z781 Air Filter Specs
Primary air filter part number
K1211-82110
Cross-reference filters
WIX 46449
Replacement interval
Check every 100 hours
Number of air filter elements
1 element (primary)
Engine model
Kawasaki FX850V-EFI engi
Engine horsepower
29.5 hp
Engine displacement
52 cu in (0.85 L)
Kubota Z781 Air Filter Charts
Engine horsepower
This model
29.5 hp
Average
23 hp
Low
12 hp
High
40 hp
Engine displacement
This model
52 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 Z781 Air Filter FAQ
What air filter does the Kubota Z781 use?
The primary engine air filter part number found for the Kubota Z781 is K1211-82110.
What air filter cross-references fit the Kubota Z781?
Cross-reference filters found for the Kubota Z781 include WIX 46449.
Can I use an aftermarket air filter on the Kubota Z781?
The cross-reference found for the Kubota Z781 is WIX 46449. Check it against K1211-82110 before ordering.
How often should the Kubota Z781 air filter be checked or replaced?
The service guidance found for the Kubota Z781 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 Z781?
This page confirms 1 element (primary). No separate safety or pre-filter part number was found for this model, so inspect the actual air-cleaner housing before assuming it uses only one piece.
Why include engine specs on a Kubota Z781 air filter page?
For the Kubota Z781, the engine specs found are 29.5 hp, 52 cu in (0.85 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 Z781 air filter by size or part number?
The OEM-style number K1211-82110 should be the main lookup value for the Kubota Z781; the cross-reference numbers are useful when shopping WIX, Baldwin, Donaldson or similar brands.
What should I confirm before buying a Kubota Z781 air filter?
For the Kubota Z781, 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.
