The Case IH 9270 tractor primary air filter part number is 401270R1. The inner safety filter is A44804.
Case IH 9270 Air Filter Details
| Primary air filter part number | 401270R1 |
|---|---|
| Inner safety air filter part number | A44804 |
| Outer air filter part number | 932391C2 |
| Air filter dimensions | Outside diameter: 9.9 in | Height: 16.4 in |
Air Filter Service Interval Guide
Air Filter Service Interval Guide
Listed Filter Size Check
These are practical inspection/replacement guide ranges for the large ag tractor category. Dusty work can shorten the interval heavily, so use the restriction indicator and operator manual first.
Case IH 9270 Extra Air Filter Notes
| Engine model | Cummins 14.0L |
|---|---|
| Engine displacement | 14 L | 854.3 cu in |
| Engine horsepower | 335 hp | 249.8 kW |
| Primary filter note | For the Case IH 9270, the listed primary air filter part number is 401270R1. Match the number before buying because air cleaner setups can vary by engine, serial range and market. |
| Outer filter note | The listed outer air filter part number is 932391C2. |
| Safety filter note | The listed inner safety air filter is A44804. Do not remove the safety element for normal cleaning; replace it if dirty, damaged or oil-soaked. |
| Fitment note | Listed dimensions: Outside diameter: 9.9 in | Height: 16.4 in. Use dimensions as a second check, not as the only buying method. |
| Filter size note | The listed dimensions point to a long element length at 16.4 in and large outside diameter at 9.9 in. Use that as a fitment sanity check against the old filter. |
| Power range note | Use the power class to decide urgency. Higher airflow demand means less patience for questionable media, bad seals or packed pleats. |
| Engine airflow note | Engine size is useful context for service urgency, not a license to ignore the part number. The canister and seal decide fitment. |
| Service note | Clean loose dust from the air cleaner housing before pulling the filter. Never run the tractor with the filter removed, even for a quick test. |
Case IH 9270 Air Filter FAQs
What makes the Case IH 9270 air-filter number risky to order blindly?
The safest match is not just the printed number. Use 401270R1, then check whether the element seats fully without forcing the cover.
Which Case IH 9270 air-filter parts should be changed together?
For a full parts check, separate the service element from the safety element: buy the outer/primary service element first, then buy the inner safety element only if it is dirty, damaged or due. Do not accidentally order 932391C2 when you meant the safety filter, or A44804 when you meant the outer filter.
Can the Case IH 9270 air filter become a restriction under load?
The combo is a practical warning system. If the element is packed, damaged or not sealing, the engine can lose airflow long before the filter looks catastrophic.
Would I be strict with the Case IH 9270 air filter condition?
Yes. The power-to-filter-size relationship makes restriction and seal condition worth taking seriously. Replace a questionable element before heavy dusty work.
Should I trust Case IH 9270 air-filter dimensions or the part number?
Use the size to catch cross-reference mistakes. The filter still needs the correct end-cap and gasket style, not just similar length and diameter.
Is the Case IH 9270 outer filter the same as the primary filter?
The presence of both outer and inner numbers means you should order carefully. A kit can be convenient, but only if it contains the correct service element and safety element.
What is the biggest fitment trap with the Case IH 9270 air filter?
The trap is assuming a large and deep element is close enough because it looks right online. The seal face, end-cap depth and cover pressure have to match, otherwise dust can bypass the media.
Mistakes do happen. Air filter specs can change by year, engine, serial range, market and air cleaner housing. Check the old filter, operator manual, parts book and official caseih.com website before ordering or installing an air filter.
