The Case IH Magnum 265 tractor primary air filter part number is 1541319C1. The inner safety filter is 87409407.
Case IH Magnum 265 Air Filter Details
Primary air filter part number
1541319C1
Inner safety air filter part number
87409407
Outer air filter part number
381423R92
Air filter dimensions
Length: 181 mm | Outside diameter: 124 mm
Air Filter Service Interval Guide
Air Filter Service Interval Guide
Dusty use
100 hrs
Average
500 hrs
Light use
1,000 hrs
Listed Filter Size Check
Length
7.1 in
Outside diameter
4.9 in
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 Magnum 265 Extra Air Filter Notes
Engine model
FPT 8.7L
Engine displacement
8.7 L | 530.9 cu in
Engine horsepower
265 hp | 197.6 kW
Primary filter note
For the Case IH Magnum 265, the listed primary air filter part number is 1541319C1. 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 87409407. Do not remove the safety element for normal cleaning; replace it if dirty, damaged or oil-soaked.
Fitment note
Listed dimensions: Length: 181 mm | Outside diameter: 124 mm. Use dimensions as a second check, not as the only buying method.
Filter size note
The listed dimensions point to a mid-size element length at 7.1 in and normal outside diameter at 4.9 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
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 Magnum 265 Air Filter FAQs
Why should I compare the old Case IH Magnum 265 filter before buying?
The buying order should be: old filter number first, housing fit second, then cross-reference. Start with 1541319C1, but do not ignore the a primary, outer and inner safety element setup. The size data points to a mid-size element, so compare the removed element against both length and outside diameter before fitting.
Does the Case IH Magnum 265 filter size look right for its horsepower?
The useful read is not the raw size by itself. Compared with the 265 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.
How do I avoid mixing up the Case IH Magnum 265 air-filter elements?
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 87409407 when you meant the outer filter.
Why can a similar-size filter still be wrong for a Case IH Magnum 265?
For this shape, do not eyeball it from a product photo. A close-looking element can be wrong if the seal sits at a different depth.
Would I be strict with the Case IH Magnum 265 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.
Why does the full Case IH Magnum 265 air-filter number matter?
When there are several part numbers, do not search them all in one cart and hope. Label each one as primary, outer or safety before buying.
How do I avoid mixing up Case IH Magnum 265 outer and safety filters?
This is not a one-number job. The outer and inner elements have different jobs, so compare both old parts before buying a kit.
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.
