The John Deere 30A tractor primary engine air filter part number found is AT300487. Filter dimensions found include Height: 10.5 in / 267 mm; Outer diameter: 6.5 in / 165 mm; Inner diameter: 3 in / 76 mm.
Primary air filterAT300487
Filter height10.5 in / 267 mm
Engine power16 hp
John Deere 30A Air Filter Specs
Primary air filter part number
AT300487
Secondary / safety air filter
AN403919
Air filter size
Height: 10.5 in / 267 mm; Outer diameter: 6.5 in / 165 mm; Inner diameter: 3 in / 76 mm
Filter height
10.5 in / 267 mm
Outer diameter
6.5 in / 165 mm
Inner diameter
3 in / 76 mm
Number of air filter elements
2 elements (primary, secondary)
Engine horsepower
16 hp
Engine displacement
35.9 cu in (0.59 L)
John Deere 30A Air Filter Charts
Air filter dimensions
Height
10.5 in
Outer diameter
6.5 in
Inner diameter
3 in
Engine horsepower
This model
16 hp
Average
35 hp
Low
18 hp
High
66 hp
Engine displacement
This model
35.9 cu in
Average
100 cu in
Low
50 cu in
High
180 cu in
John Deere 30A Air Filter FAQ
What air filter does the John Deere 30A use?
The primary engine air filter part number found for the John Deere 30A is AT300487.
What size is the John Deere 30A air filter?
The air filter dimensions found for the John Deere 30A are Height: 10.5 in / 267 mm; Outer diameter: 6.5 in / 165 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 30A?
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 30A air filter page?
The engine data kept for the John Deere 30A is 16 hp, 35.9 cu in (0.59 L). Use it as supporting context only; the actual filter match is still driven by the air-cleaner housing and part number AT300487.
Should I order the John Deere 30A air filter by size or part number?
The part number AT300487 matters more than size alone on the John Deere 30A. The listed dimensions helps confirm the filter looks physically consistent.
What should I confirm before buying a John Deere 30A air filter?
For the John Deere 30A, confirm AT300487 against John Deere parts information and use the listed dimensions of Height: 10.5 in / 267 mm; Outer diameter: 6.5 in / 165 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.
