The Kubota B2401 tractor primary engine air filter part number found is 15741-11080. Cross-reference filters include WIX 42049; NAPA 1042049; Baldwin PA3476; Donaldson P535362; more listed below. Service guidance is to check the air filter every 100 hours.
Primary air filter15741-11080
Cross-referenceWIX 42049
Engine power21.9 hp
Service intervalCheck every 100 hours
Kubota B2401 Air Filter Specs
Primary air filter part number
15741-11080
Pre-filter
K2851-82320
Cross-reference filters
WIX 42049; NAPA 1042049; Baldwin PA3476; Donaldson P535362; FRAM CA7088
Replacement interval
Check every 100 hours
Number of air filter elements
3 elements (primary, secondary, pre-filter)
Engine horsepower
21.9 hp
Engine displacement
68.5 cu in (1.1 L)
Kubota B2401 Air Filter Charts
Engine horsepower
This model
21.9 hp
Average
32 hp
Low
15 hp
High
60 hp
Engine displacement
This model
68.5 cu in
Average
95 cu in
Low
45 cu in
High
180 cu in
Air filter service interval
This model
100 hr
Average
100 hr
Low
50 hr
High
200 hr
Kubota B2401 Air Filter FAQ
What air filter does the Kubota B2401 use?
The primary engine air filter part number found for the Kubota B2401 is 15741-11080.
What air filter cross-references fit the Kubota B2401?
Cross-reference filters found for the Kubota B2401 include WIX 42049; NAPA 1042049; Baldwin PA3476; Donaldson P535362; FRAM CA7088.
Can I use an aftermarket air filter on the Kubota B2401?
The Kubota B2401 has 5 cross-reference filters listed, starting with WIX 42049. Use them as aftermarket leads, not as a replacement for checking the original part number 15741-11080.
How often should the Kubota B2401 air filter be checked or replaced?
The service guidance found for the Kubota B2401 is to check the air filter every 100 hours. That matches the reference average of 100 hours used for this class.
How many air filter elements are listed for the Kubota B2401?
This page lists 3 elements (primary, secondary, pre-filter). The pre-filter is separate from the main paper element and should not be confused with the primary filter number.
Why include engine specs on a Kubota B2401 air filter page?
Engine specs found for the Kubota B2401 include 21.9 hp, 68.5 cu in (1.1 L). Those specs help identify the tractor class, but the air filter should still be matched by part number 15741-11080.
Should I order the Kubota B2401 air filter by size or part number?
For the Kubota B2401, use 15741-11080 as the main part number and treat the cross-reference list as aftermarket buying leads.
What should I confirm before buying a Kubota B2401 air filter?
For the Kubota B2401, confirm 15741-11080 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.
