Quick answer:
The John Deere STX30 mower primary engine air filter part number found is FYD00001540R.
Primary air filterFYD00001540R
Engine power9 hp
John Deere STX30 Air Filter Specs
| Primary air filter part number | FYD00001540R |
|---|---|
| Secondary / safety air filter | AM121608 |
| Pre-filter | M96846 |
| Number of air filter elements | 3 elements (primary, secondary, pre-filter) |
| Engine model | Kohler |
| Engine horsepower | 9 hp |
| Engine displacement | 24.3 cu in (0.4 L) |
John Deere STX30 Air Filter Charts
Engine horsepower
Engine displacement
John Deere STX30 Air Filter FAQ
| What air filter does the John Deere STX30 use? | The primary engine air filter part number found for the John Deere STX30 is FYD00001540R. |
|---|---|
| How many air filter elements are listed for the John Deere STX30? | 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 STX30 air filter page? | Engine specs found for the John Deere STX30 include 9 hp, 24.3 cu in (0.4 L). Those specs help identify the mower class, but the air filter should still be matched by part number FYD00001540R. |
| Should I order the John Deere STX30 air filter by size or part number? | The important buying value for the John Deere STX30 is FYD00001540R. Use the parts manual or dealer lookup if your machine has a different engine or air-cleaner housing. |
| What should I confirm before buying a John Deere STX30 air filter? | For the John Deere STX30, confirm FYD00001540R against the parts manual or official John Deere lookup because air-cleaner parts can change by serial range. |
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.







