The Case IH Steiger 550 tractor primary air filter part number is 381423R92. The inner safety filter is A44804.
Case IH Steiger 550 Air Filter Details
| Primary air filter part number | 381423R92 |
|---|---|
| Inner safety air filter part number | A44804 |
| Outer air filter part number | Same as primary air filter |
| Air filter dimensions | Length: 16.4 in | Outside diameter: 9.9 in | Inside diameter: 6 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 Steiger 550 Extra Air Filter Notes
| Engine model | Iveco 12.9L |
|---|---|
| Engine displacement | 12.9 L | 787.2 cu in |
| Engine horsepower | 558 hp |
| Primary filter note | For the Case IH Steiger 550, the listed primary air filter part number is 381423R92. Match the number before buying because air cleaner setups can vary by engine, serial range and market. |
| Outer filter note | The outer air filter for the Case IH Steiger 550 appears to be the same listed item as the primary filter. |
| 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: Length: 16.4 in | Outside diameter: 9.9 in | Inside diameter: 6 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 | The important combo is power plus element size. That tells you whether restriction is a real working problem or mainly a fit/seal problem. |
| 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 Steiger 550 Air Filter FAQs
How do I avoid mixing up the Case IH Steiger 550 air-filter elements?
For normal service, the primary/outer element is the one that does the dirty work. The inner safety element is backup protection, so replace it less often and keep it seated while cleaning the housing.
What is the most reliable way to confirm a Case IH Steiger 550 air filter?
Treat 381423R92 as the hero value, not the whole truth. Serial range, engine swaps and different air-cleaner housings can beat a generic online listing.
Does the Case IH Steiger 550 filter size look right for its horsepower?
The useful read is not the raw size by itself. Compared with the 558 hp engine class, the horsepower is high compared with the listed element size, so restriction checks matter more. Use that to decide how cautious to be in dusty work.
Which Case IH Steiger 550 air-filter measurement matters most?
The dimensions are useful only as a fitment screen. The final test is whether the element seats square, the cover closes normally and the seal lands where the old one did.
Would I be strict with the Case IH Steiger 550 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.
What is the biggest fitment trap with the Case IH Steiger 550 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.
Is the Case IH Steiger 550 outer filter the same as the primary filter?
Do not read the primary and outer rows as two separate filters here. They point to the same service element, with the safety element handled separately.
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.
