The John Deere 990 tractor primary engine air filter part number found is RE46310. Filter dimensions found include Outer diameter: 9 in / 230 mm; Inner diameter: 5.8 in / 147 mm.
Primary air filterRE46310
Filter sizeOuter diameter: 9 in / 230 mm
Engine power40.4 hp
John Deere 990 Air Filter Specs
Primary air filter part number
RE46310
Secondary / safety air filter
AN403919
Pre-filter
M148207
Air filter size
Outer diameter: 9 in / 230 mm; Inner diameter: 5.8 in / 147 mm
Outer diameter
9 in / 230 mm
Inner diameter
5.8 in / 147 mm
Number of air filter elements
3 elements (primary, secondary, pre-filter)
Engine horsepower
40.4 hp
Engine displacement
122 cu in (2 L)
John Deere 990 Air Filter Charts
Air filter dimensions
Outer diameter
9 in
Inner diameter
5.8 in
Engine horsepower
This model
40.4 hp
Average
35 hp
Low
18 hp
High
66 hp
Engine displacement
This model
122 cu in
Average
100 cu in
Low
50 cu in
High
180 cu in
John Deere 990 Air Filter FAQ
What air filter does the John Deere 990 use?
The primary engine air filter part number found for the John Deere 990 is RE46310.
What size is the John Deere 990 air filter?
The air filter dimensions found for the John Deere 990 are Outer diameter: 9 in / 230 mm; Inner diameter: 5.8 in / 147 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 990?
This page lists a primary filter, a safety filter and a pre-filter: 3 elements (primary, secondary, pre-filter). Replace each only with the matching part number for that position.
Why include engine specs on a John Deere 990 air filter page?
Engine specs found for the John Deere 990 include 40.4 hp, 122 cu in (2 L). Those specs help identify the tractor class, but the air filter should still be matched by part number RE46310.
Should I order the John Deere 990 air filter by size or part number?
For the John Deere 990, use RE46310 as the main buying number and use the dimensions value of Outer diameter: 9 in / 230 mm; Inner diameter: 5.8 in / 147 mm only as a secondary fit check.
What should I confirm before buying a John Deere 990 air filter?
For the John Deere 990, confirm RE46310 against John Deere parts information and use the listed dimensions of Outer diameter: 9 in / 230 mm; Inner diameter: 5.8 in / 147 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.
