The John Deere 6405 tractor primary engine air filter part number found is AT300487. Filter dimensions found include Height: 10.5 in / 267 mm; Outer diameter: 7.5 in / 190 mm; Inner diameter: 3 in / 76 mm.
Primary air filterAT300487
Filter height10.5 in / 267 mm
Engine power95 hp
John Deere 6405 Air Filter Specs
Primary air filter part number
AT300487
Secondary / safety air filter
AH212295
Air filter size
Height: 10.5 in / 267 mm; Outer diameter: 7.5 in / 190 mm; Inner diameter: 3 in / 76 mm
Filter height
10.5 in / 267 mm
Outer diameter
7.5 in / 190 mm
Inner diameter
3 in / 76 mm
Number of air filter elements
2 elements (primary, secondary)
Engine horsepower
95 hp
Engine displacement
274.6 cu in (4.5 L)
John Deere 6405 Air Filter Charts
Air filter dimensions
Height
10.5 in
Outer diameter
7.5 in
Inner diameter
3 in
Engine horsepower
This model
95 hp
Average
95 hp
Low
45 hp
High
175 hp
Engine displacement
This model
274.6 cu in
Average
250 cu in
Low
120 cu in
High
420 cu in
John Deere 6405 Air Filter FAQ
What air filter does the John Deere 6405 use?
The primary engine air filter part number found for the John Deere 6405 is AT300487.
What size is the John Deere 6405 air filter?
The air filter dimensions found for the John Deere 6405 are Height: 10.5 in / 267 mm; Outer diameter: 7.5 in / 190 mm; Inner diameter: 3 in / 76 mm. Use these dimensions as a fit check, but treat the part number as the main match.
How many air filter elements are listed for the John Deere 6405?
This page lists 2 elements (primary, secondary). That means the safety element should be treated separately from the outer primary air filter.
Why include engine specs on a John Deere 6405 air filter page?
For the John Deere 6405, the engine specs found are 95 hp, 274.6 cu in (4.5 L). This is useful context when comparing similar models, but not a substitute for checking the filter number AT300487.
Should I order the John Deere 6405 air filter by size or part number?
The part number AT300487 matters more than size alone on the John Deere 6405. The listed dimensions helps confirm the filter looks physically consistent.
What should I confirm before buying a John Deere 6405 air filter?
For the John Deere 6405, confirm AT300487 against John Deere parts information and use the listed dimensions of Height: 10.5 in / 267 mm; Outer diameter: 7.5 in / 190 mm; Inner diameter: 3 in / 76 mm as a physical 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 deere.com website before buying or fitting an air filter.
