The Case IH Steiger 435QT tractor primary air filter part number is 90495241. The inner safety filter is 90495241.
Case IH Steiger 435QT Air Filter Details
Primary air filter part number
90495241
Inner safety air filter part number
90495241
Outer air filter part number
Same as primary air filter
Air Filter Service Interval Guide
Air Filter Service Interval Guide
Dusty use
100 hrs
Average
500 hrs
Light use
1,000 hrs
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 435QT Extra Air Filter Notes
Engine model
Iveco 12.9L
Engine displacement
12.9 L | 787.2 cu in
Engine horsepower
435 hp | 324.4 kW
Primary filter note
For the Case IH Steiger 435QT, the listed primary air filter part number is 90495241. 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 435QT appears to be the same listed item as the primary filter.
Safety filter note
The listed inner safety air filter is 90495241. Do not remove the safety element for normal cleaning; replace it if dirty, damaged or oil-soaked.
Fitment note
Check the old filter, air cleaner housing label and parts book before ordering if the tractor has had an engine or intake-housing change.
Power range note
This is a higher-airflow class, so restriction matters fast. If it is working in dust, inspect before the 500-hour planning mark instead of waiting for visible power loss.
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 435QT Air Filter FAQs
Should I order one filter or a full Case IH Steiger 435QT air-filter set?
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 safest way to match a Case IH Steiger 435QT air filter?
Treat 90495241 as the hero value, not the whole truth. Serial range, engine swaps and different air-cleaner housings can beat a generic online listing.
Why not stretch a dirty Case IH Steiger 435QT air filter under load?
This is a higher-airflow class, so restriction matters fast. If it is working in dust, inspect before the 500-hour planning mark instead of waiting for visible power loss.
Is the Case IH Steiger 435QT outer filter the same as the primary filter?
Primary versus outer is wording more than a separate part in this data. The safety element is the one that needs separate treatment.
What part-number mistake should I avoid on a Case IH Steiger 435QT?
A clean part number is more useful than a generic model-name listing. Model-name compatibility tables are often the weak link.
Can I clean the Case IH Steiger 435QT inner safety filter?
Because the setup includes a safety element, service the primary element first and inspect the inside of the housing. If dust reached the safety element, the job is no longer just a quick outer-filter swap.
Does displacement help choose a Case IH Steiger 435QT air filter?
Engine size is useful context for service urgency, not a license to ignore the part number. The canister and seal decide fitment.
Official information note
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.
