Quick answer:
The John Deere 4044M tractor primary engine air filter part number found is RE46310. Cross-reference filters include WIX 46703; Baldwin PA3469; Donaldson P607365; FRAM CA7444. Filter dimensions found include Outer diameter: 9 in / 230 mm; Inner diameter: 5.8 in / 147 mm. Service guidance is to replace the air filter every 600 hours.
Primary air filterRE46310
Cross-referenceWIX 46703
Filter sizeOuter diameter: 9 in / 230 mm
Service intervalReplace every 600 hours
John Deere 4044M Air Filter Specs
| Primary air filter part number | RE46310 |
|---|---|
| Secondary / safety air filter | AN403919 |
| Pre-filter | RE68048 |
| Cross-reference filters | WIX 46703; Baldwin PA3469; Donaldson P607365; FRAM CA7444 |
| Air filter size | Outer diameter: 9 in / 230 mm; Inner diameter: 5.8 in / 147 mm |
| Outer diameter | 9 in / 230 mm |
| Inner diameter | 5.8 in / 147 mm |
| Replacement interval | Replace every 600 hours |
| Number of air filter elements | 3 elements (primary, secondary, pre-filter) |
| Engine displacement | 134.3 cu in (2.2 L) |
John Deere 4044M Air Filter Charts
Air filter dimensions
Engine displacement
Air filter service interval
John Deere 4044M Air Filter FAQ
| What air filter does the John Deere 4044M use? | The primary engine air filter part number found for the John Deere 4044M is RE46310. |
|---|---|
| What air filter cross-references fit the John Deere 4044M? | Cross-reference filters found for the John Deere 4044M include WIX 46703; Baldwin PA3469; Donaldson P607365; FRAM CA7444. |
| Can I use an aftermarket air filter on the John Deere 4044M? | The John Deere 4044M has 4 cross-reference filters listed, starting with WIX 46703. For aftermarket buying, compare brand part number, dimensions, seal shape and air-cleaner housing fit. |
| What size is the John Deere 4044M air filter? | The air filter dimensions found for the John Deere 4044M are Outer diameter: 9 in / 230 mm; Inner diameter: 5.8 in / 147 mm. Use these dimensions as a fit check, but treat the part number as the main match. |
| How often should the John Deere 4044M air filter be checked or replaced? | The service guidance found for the John Deere 4044M is to replace the air filter every 600 hours. That is longer than the reference average of 100 hours for this class, so still shorten the interval when the machine is used in heavy dust. |
| How many air filter elements are listed for the John Deere 4044M? | 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 4044M air filter page? | For the John Deere 4044M, the engine specs found are 134.3 cu in (2.2 L). This is useful context when comparing similar models, but not a substitute for checking the filter number RE46310. |
| Should I order the John Deere 4044M air filter by size or part number? | The safest buying order for the John Deere 4044M is OEM part number first, then cross-reference brand, then physical size. For this page, that means RE46310 first and Outer diameter: 9 in / 230 mm; Inner diameter: 5.8 in / 147 mm as a fit 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.

