Quick answer:
The Kubota B6000 tractor primary engine air filter part number found is 99410. Cross-reference filters include WIX 46449; Baldwin RS3715; Donaldson P822686; Fleetguard AF25550. Filter dimensions found include Height: 7 in / 178 mm; Outer diameter: 3.62 in / 92 mm; Inner diameter: 1.75 in / 44 mm. Service guidance is to check the air filter every 100 hours.
Primary air filter99410
Cross-referenceWIX 46449
Filter height7 in / 178 mm
Engine power16 hp
Service intervalCheck every 100 hours
Kubota B6000 Air Filter Specs
| Primary air filter part number | 99410 |
|---|---|
| Cross-reference filters | WIX 46449; Baldwin RS3715; Donaldson P822686; Fleetguard AF25550 |
| Air filter size | Height: 7 in / 178 mm; Outer diameter: 3.62 in / 92 mm; Inner diameter: 1.75 in / 44 mm |
| Filter height | 7 in / 178 mm |
| Outer diameter | 3.62 in / 92 mm |
| Inner diameter | 1.75 in / 44 mm |
| Replacement interval | Check every 100 hours |
| Number of air filter elements | 1 element (primary) |
| Engine horsepower | 16 hp |
| Engine displacement | 29.2 cu in (0.48 L) |
Kubota B6000 Air Filter Charts
Air filter dimensions
Engine horsepower
Engine displacement
Air filter service interval
Kubota B6000 Air Filter FAQ
| What air filter does the Kubota B6000 use? | The primary engine air filter part number found for the Kubota B6000 is 99410. |
|---|---|
| What air filter cross-references fit the Kubota B6000? | Cross-reference filters found for the Kubota B6000 include WIX 46449; Baldwin RS3715; Donaldson P822686; Fleetguard AF25550. |
| Can I use an aftermarket air filter on the Kubota B6000? | The Kubota B6000 has 4 cross-reference filters listed, starting with WIX 46449. For aftermarket buying, compare brand part number, dimensions, seal shape and air-cleaner housing fit. |
| What size is the Kubota B6000 air filter? | The air filter dimensions found for the Kubota B6000 are Height: 7 in / 178 mm; Outer diameter: 3.62 in / 92 mm; Inner diameter: 1.75 in / 44 mm. Use these dimensions as a fit check, but treat the part number as the main match. |
| How often should the Kubota B6000 air filter be checked or replaced? | The service guidance found for the Kubota B6000 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 B6000? | 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 B6000 air filter page? | The engine data kept for the Kubota B6000 is 16 hp, 29.2 cu in (0.48 L). Use it as supporting context only; the actual filter match is still driven by the air-cleaner housing and part number 99410. |
| Should I order the Kubota B6000 air filter by size or part number? | The safest buying order for the Kubota B6000 is OEM part number first, then cross-reference brand, then physical size. For this page, that means 99410 first and Height: 7 in / 178 mm; Outer diameter: 3.62 in / 92 mm; Inner diameter: 1.75 in / 44 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.

