The Case IH CS 75 tractor primary air filter part number is 185168R9. The inner safety filter is A44804.
Case IH CS 75 Air Filter Details
| Primary air filter part number | 185168R9 |
|---|---|
| Inner safety air filter part number | A44804 |
| Outer air filter part number | 381423R92 |
| 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 utility tractor category. Dusty work can shorten the interval heavily, so use the restriction indicator and operator manual first.
Case IH CS 75 Extra Air Filter Notes
| Engine model | Sisu 3.3L |
|---|---|
| Engine displacement | 3.1 L | 189.2 cu in |
| Engine horsepower | 75 hp | 55.9 kW |
| Primary filter note | For the Case IH CS 75, the listed primary air filter part number is 185168R9. 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 381423R92. |
| 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 | A dirty filter on this setup can show up as reduced pull, black smoke or higher temperature. That is more useful than staring at the hour meter. |
| Engine airflow note | Displacement and horsepower together explain airflow demand better than either one alone, but the air-cleaner housing still proves fit. |
| 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 CS 75 Air Filter FAQs
What would make a Case IH CS 75 air filter cross-listing suspicious?
The buying order should be: old filter number first, housing fit second, then cross-reference. Start with 185168R9, but do not ignore the a primary, outer and inner safety element setup. The size data points to a large and deep element, so compare the removed element against both length and outside diameter before fitting.
Which Case IH CS 75 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 381423R92 when you meant the safety filter, or A44804 when you meant the outer filter.
Is airflow likely to be sensitive on the Case IH CS 75?
If the tractor is under load, a marginal or dirty element will matter more than it does at idle. Use the size/power combo as a reason to inspect before heavy dusty jobs.
How should I use the Case IH CS 75 filter dimensions?
The length-to-diameter shape points to a large and deep element. That helps catch obvious bad matches, but cover depth, seal compression and end-cap shape matter a lot.
Why does the Case IH CS 75 horsepower class matter for filters?
A dirty filter on this setup can show up as reduced pull, black smoke or higher temperature. That is more useful than staring at the hour meter.
What does the outer-filter listing mean for the Case IH CS 75?
This looks like a multi-element setup. Keep the outer/primary service element and the inner safety element separate when ordering, because mixing up 381423R92 and A44804 is the easy mistake.
How should I read the Case IH CS 75 air-filter number?
The primary number format is a mixed letter-and-number part number, while the page also has separate companion numbers. That is exactly where copy-paste ordering mistakes happen.
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.
