Quick answer:
The John Deere 2720 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 power31.4 hp
John Deere 2720 Air Filter Specs
| Primary air filter part number | AT20728 |
|---|---|
| Secondary / safety air filter | FYD00000374 |
| Pre-filter | M143275 |
| 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 horsepower | 31.4 hp |
| Engine displacement | 97.6 cu in (1.6 L) |
John Deere 2720 Air Filter Charts
Air filter dimensions
Engine horsepower
Engine displacement
John Deere 2720 Air Filter FAQ
| What air filter does the John Deere 2720 use? | The primary engine air filter part number found for the John Deere 2720 is AT20728. |
|---|---|
| What size is the John Deere 2720 air filter? | The air filter dimensions found for the John Deere 2720 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 2720? | 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 2720 air filter page? | The engine data kept for the John Deere 2720 is 31.4 hp, 97.6 cu in (1.6 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 2720 air filter by size or part number? | The part number AT20728 matters more than size alone on the John Deere 2720. The listed dimensions helps confirm the filter looks physically consistent. |
| What should I confirm before buying a John Deere 2720 air filter? | For the John Deere 2720, 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.

