The John Deere S120 mower primary engine air filter part number found is AT220822. Filter dimensions found include Height: 12 in / 305 mm; Outer diameter: 8 in / 203 mm; Inner diameter: 4 in / 102 mm.
Primary air filterAT220822
Filter height12 in / 305 mm
John Deere S120 Air Filter Specs
Primary air filter part number
AT220822
Secondary / safety air filter
AN403919
Pre-filter
M148207
Air filter size
Height: 12 in / 305 mm; Outer diameter: 8 in / 203 mm; Inner diameter: 4 in / 102 mm
Filter height
12 in / 305 mm
Outer diameter
8 in / 203 mm
Inner diameter
4 in / 102 mm
Number of air filter elements
3 elements (primary, secondary, pre-filter)
John Deere S120 Air Filter Charts
Air filter dimensions
Height
12 in
Outer diameter
8 in
Inner diameter
4 in
John Deere S120 Air Filter FAQ
What air filter does the John Deere S120 use?
The primary engine air filter part number found for the John Deere S120 is AT220822.
What size is the John Deere S120 air filter?
The air filter dimensions found for the John Deere S120 are Height: 12 in / 305 mm; Outer diameter: 8 in / 203 mm; Inner diameter: 4 in / 102 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 S120?
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.
Should I order the John Deere S120 air filter by size or part number?
Buy by AT220822 first for the John Deere S120. The dimensions value is useful for checking an aftermarket listing before ordering.
What should I confirm before buying a John Deere S120 air filter?
For the John Deere S120, confirm AT220822 against John Deere parts information and use the listed dimensions of Height: 12 in / 305 mm; Outer diameter: 8 in / 203 mm; Inner diameter: 4 in / 102 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.
