The John Deere 2026R tractor primary engine air filter part number found is AT20728. Filter dimensions found include Height: 5.25 in / 133 mm; Outer diameter: 2.5 in / 64 mm.
Primary air filterAT20728
Filter height5.25 in / 133 mm
Engine power25.2 hp
John Deere 2026R Air Filter Specs
Primary air filter part number
AT20728
Secondary / safety air filter
AH212295
Pre-filter
M148207
Air filter size
Height: 5.25 in / 133 mm; Outer diameter: 2.5 in / 64 mm
Filter height
5.25 in / 133 mm
Outer diameter
2.5 in / 64 mm
Number of air filter elements
3 elements (primary, secondary, pre-filter)
Engine model
Yanmar
Engine horsepower
25.2 hp
Engine displacement
67.1 cu in (1.1 L)
John Deere 2026R Air Filter Charts
Air filter dimensions
Height
5.25 in
Outer diameter
2.5 in
Engine horsepower
This model
25.2 hp
Average
35 hp
Low
18 hp
High
66 hp
Engine displacement
This model
67.1 cu in
Average
100 cu in
Low
50 cu in
High
180 cu in
John Deere 2026R Air Filter FAQ
What air filter does the John Deere 2026R use?
The primary engine air filter part number found for the John Deere 2026R is AT20728.
What size is the John Deere 2026R air filter?
The air filter dimensions found for the John Deere 2026R are Height: 5.25 in / 133 mm; Outer diameter: 2.5 in / 64 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 2026R?
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 2026R air filter page?
The engine data kept for the John Deere 2026R is 25.2 hp, 67.1 cu in (1.1 L). Use it as supporting context only; the actual filter match is still driven by the air-cleaner housing and part number AT20728.
Should I order the John Deere 2026R air filter by size or part number?
The part number AT20728 matters more than size alone on the John Deere 2026R. The listed dimensions helps confirm the filter looks physically consistent.
What should I confirm before buying a John Deere 2026R air filter?
For the John Deere 2026R, confirm AT20728 against John Deere parts information and use the listed dimensions of Height: 5.25 in / 133 mm; Outer diameter: 2.5 in / 64 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.
