The Kubota JB11 tractor primary engine air filter part number found is 59700-26112. Cross-reference filters include WIX 49491; NAPA 49491; Baldwin PA2020; Donaldson P772580. Filter dimensions found include Height: 9.5 in / 241 mm; Outer diameter: 6.5 in / 165 mm; Inner diameter: 3.5 in / 89 mm. Service guidance is to check the air filter every 100 hours.
Height: 9.5 in / 241 mm; Outer diameter: 6.5 in / 165 mm; Inner diameter: 3.5 in / 89 mm
Filter height
9.5 in / 241 mm
Outer diameter
6.5 in / 165 mm
Inner diameter
3.5 in / 89 mm
Replacement interval
Check every 100 hours
Number of air filter elements
1 element (primary)
Engine horsepower
10 hp
Engine displacement
30.5 cu in (0.5 L)
Kubota JB11 Air Filter Charts
Air filter dimensions
Height
9.5 in
Outer diameter
6.5 in
Inner diameter
3.5 in
Engine horsepower
This model
10 hp
Average
32 hp
Low
15 hp
High
60 hp
Engine displacement
This model
30.5 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 JB11 Air Filter FAQ
What air filter does the Kubota JB11 use?
The primary engine air filter part number found for the Kubota JB11 is 59700-26112.
What air filter cross-references fit the Kubota JB11?
Cross-reference filters found for the Kubota JB11 include WIX 49491; NAPA 49491; Baldwin PA2020; Donaldson P772580.
Can I use an aftermarket air filter on the Kubota JB11?
The Kubota JB11 has 4 cross-reference filters listed, starting with WIX 49491. For aftermarket buying, compare brand part number, dimensions, seal shape and air-cleaner housing fit.
What size is the Kubota JB11 air filter?
The air filter dimensions found for the Kubota JB11 are Height: 9.5 in / 241 mm; Outer diameter: 6.5 in / 165 mm; Inner diameter: 3.5 in / 89 mm. Use these dimensions as a fit check, but treat the part number as the main match.
How often should the Kubota JB11 air filter be checked or replaced?
The service guidance found for the Kubota JB11 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 JB11?
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 JB11 air filter page?
For the Kubota JB11, the engine specs found are 10 hp, 30.5 cu in (0.5 L). This is useful context when comparing similar models, but not a substitute for checking the filter number 59700-26112.
Should I order the Kubota JB11 air filter by size or part number?
The safest buying order for the Kubota JB11 is OEM part number first, then cross-reference brand, then physical size. For this page, that means 59700-26112 first and Height: 9.5 in / 241 mm; Outer diameter: 6.5 in / 165 mm; Inner diameter: 3.5 in / 89 mm as a fit 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.
