Quick answer:
The John Deere 314 tractor primary engine air filter part number found is AT20728. Cross-reference filters include WIX 42080; NAPA 2080; Baldwin PA1667-FN; Donaldson P181052; more listed below. Filter dimensions found include Height: 5.25 in / 133 mm; Outer diameter: 2.5 in / 64 mm.
Primary air filterAT20728
Cross-referenceWIX 42080
Filter height5.25 in / 133 mm
Engine power14 hp
John Deere 314 Air Filter Specs
| Primary air filter part number | AT20728 |
|---|---|
| Secondary / safety air filter | AN403918 |
| Pre-filter | M96846 |
| Cross-reference filters | WIX 42080; NAPA 2080; Baldwin PA1667-FN; Donaldson P181052; FRAM CAK-253 |
| 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 | Kohler 512cc |
| Engine horsepower | 14 hp |
| Engine displacement | 31.2 cu in (0.51 L) |
John Deere 314 Air Filter Charts
Air filter dimensions
Engine horsepower
Engine displacement
John Deere 314 Air Filter FAQ
| What air filter does the John Deere 314 use? | The primary engine air filter part number found for the John Deere 314 is AT20728. |
|---|---|
| What air filter cross-references fit the John Deere 314? | Cross-reference filters found for the John Deere 314 include WIX 42080; NAPA 2080; Baldwin PA1667-FN; Donaldson P181052; FRAM CAK-253. |
| Can I use an aftermarket air filter on the John Deere 314? | The John Deere 314 has 5 cross-reference filters listed, starting with WIX 42080. For aftermarket buying, compare brand part number, dimensions, seal shape and air-cleaner housing fit. |
| What size is the John Deere 314 air filter? | The air filter dimensions found for the John Deere 314 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 314? | 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 314 air filter page? | Engine specs found for the John Deere 314 include 14 hp, 31.2 cu in (0.51 L). Those specs help identify the tractor class, but the air filter should still be matched by part number AT20728. |
| Should I order the John Deere 314 air filter by size or part number? | Use AT20728 as the main match for the John Deere 314. The cross-reference list helps find aftermarket options, while the measured dimensions helps avoid ordering a filter that does not seat correctly. |
| What should I confirm before buying a John Deere 314 air filter? | For the John Deere 314, confirm AT20728, at least one listed cross-reference, and the dimensions value of Height: 5.25 in / 133 mm; Outer diameter: 2.5 in / 64 mm against the actual filter before ordering. |
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.

