The John Deere 1635 tractor primary engine air filter part number found is AT332908. Filter dimensions found include Outer diameter: 7.69 in / 195 mm; Inner diameter: 4.61 in / 117 mm.
Primary air filterAT332908
Filter sizeOuter diameter: 7.69 in / 195 mm
Engine power59.1 hp
John Deere 1635 Air Filter Specs
Primary air filter part number
AT332908
Secondary / safety air filter
AN403919
Pre-filter
M148207
Air filter size
Outer diameter: 7.69 in / 195 mm; Inner diameter: 4.61 in / 117 mm
Outer diameter
7.69 in / 195 mm
Inner diameter
4.61 in / 117 mm
Number of air filter elements
3 elements (primary, secondary, pre-filter)
Engine horsepower
59.1 hp
Engine displacement
177 cu in (2.9 L)
John Deere 1635 Air Filter Charts
Air filter dimensions
Outer diameter
7.69 in
Inner diameter
4.61 in
Engine horsepower
This model
59.1 hp
Average
35 hp
Low
18 hp
High
66 hp
Engine displacement
This model
177 cu in
Average
100 cu in
Low
50 cu in
High
180 cu in
John Deere 1635 Air Filter FAQ
What air filter does the John Deere 1635 use?
The primary engine air filter part number found for the John Deere 1635 is AT332908.
What size is the John Deere 1635 air filter?
The air filter dimensions found for the John Deere 1635 are Outer diameter: 7.69 in / 195 mm; Inner diameter: 4.61 in / 117 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 1635?
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 1635 air filter page?
Engine specs found for the John Deere 1635 include 59.1 hp, 177 cu in (2.9 L). Those specs help identify the tractor class, but the air filter should still be matched by part number AT332908.
Should I order the John Deere 1635 air filter by size or part number?
The part number AT332908 matters more than size alone on the John Deere 1635. The listed dimensions helps confirm the filter looks physically consistent.
What should I confirm before buying a John Deere 1635 air filter?
For the John Deere 1635, confirm AT332908 against John Deere parts information and use the listed dimensions of Outer diameter: 7.69 in / 195 mm; Inner diameter: 4.61 in / 117 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.
