Quick answer:
The John Deere 140 tractor primary engine air filter part number found is AT75035. Filter dimensions found include Outer diameter: 13 in / 330 mm; Inner diameter: 10.41 in / 264 mm. Service guidance is to replace the air filter every 50 hours.
Primary air filterAT75035
Filter sizeOuter diameter: 13 in / 330 mm
Engine power22 hp
Service intervalReplace every 50 hours
John Deere 140 Air Filter Specs
| Primary air filter part number | AT75035 |
|---|---|
| Air filter size | Outer diameter: 13 in / 330 mm; Inner diameter: 10.41 in / 264 mm |
| Outer diameter | 13 in / 330 mm |
| Inner diameter | 10.41 in / 264 mm |
| Replacement interval | Replace every 50 hours |
| Number of air filter elements | 1 element (primary) |
| Engine model | Briggs & Stratton |
| Engine horsepower | 22 hp |
| Engine displacement | 40 cu in (0.66 L) |
John Deere 140 Air Filter Charts
Air filter dimensions
Engine horsepower
Engine displacement
Air filter service interval
John Deere 140 Air Filter FAQ
| What air filter does the John Deere 140 use? | The primary engine air filter part number found for the John Deere 140 is AT75035. |
|---|---|
| What size is the John Deere 140 air filter? | The air filter dimensions found for the John Deere 140 are Outer diameter: 13 in / 330 mm; Inner diameter: 10.41 in / 264 mm. Use these dimensions as a fit check, but treat the part number as the main match. |
| How often should the John Deere 140 air filter be checked or replaced? | The service guidance found for the John Deere 140 is to replace the air filter every 50 hours. That is shorter than the reference average of 100 hours for this class, so it points to more frequent inspection rather than a long replacement-only interval. |
| How many air filter elements are listed for the John Deere 140? | This page confirms 1 element (primary). No separate safety or pre-filter part number was found for this model, so inspect the actual air-cleaner housing before assuming it uses only one piece. |
| Why include engine specs on a John Deere 140 air filter page? | The engine data kept for the John Deere 140 is 22 hp, 40 cu in (0.66 L). Use it as supporting context only; the actual filter match is still driven by the air-cleaner housing and part number AT75035. |
| Should I order the John Deere 140 air filter by size or part number? | Buy by AT75035 first for the John Deere 140. The dimensions value is useful for checking an aftermarket listing before ordering. |
| What should I confirm before buying a John Deere 140 air filter? | For the John Deere 140, confirm AT75035 against John Deere parts information and use the listed dimensions of Outer diameter: 13 in / 330 mm; Inner diameter: 10.41 in / 264 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.

