The New Holland T4.85 tractor primary air filter part number is 86555826. The inner safety filter is 86512887.
New Holland T4.85 Air Filter Details
Primary air filter part number
86555826
Inner safety air filter part number
86512887
Outer air filter part number
84479228
Air Filter Service Interval Guide
Air Filter Service Interval Guide
Dusty use
100 hrs
Average
300 hrs
Light use
600 hrs
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.
New Holland T4.85 Extra Air Filter Notes
Engine model
FPT 3.4L
Engine displacement
3.4 L | 207.5 cu in
Engine horsepower
84 hp | 62.6 kW
Primary filter note
For the New Holland T4.85, the listed primary air filter part number is 86555826. 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 84479228.
Safety filter note
The listed inner safety air filter is 86512887. 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
At this power level, a dirty filter can show up as weaker pull, smoke or higher heat under load. Use job conditions and the restriction indicator ahead of a fixed schedule.
Engine airflow note
A similar horsepower rating does not guarantee the same filter if displacement or engine family changes. Use the engine data as a sanity check only.
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.
New Holland T4.85 Air Filter FAQs
Which New Holland T4.85 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 84479228 when you meant the safety filter, or 86512887 when you meant the outer filter.
How do I avoid buying the wrong New Holland T4.85 air filter?
Because this listing shows a primary, outer and inner safety element setup, the risk is ordering one correct number and one wrong companion element. Keep 86555826 as the main reference, then confirm the other elements separately.
What does the outer-filter listing mean for the New Holland T4.85?
This is not a one-number job. The outer and inner elements have different jobs, so compare both old parts before buying a kit.
How can part-number style help check a New Holland T4.85 filter?
The main number 86555826 should be treated as the control number. The other numbers need their own fitment checks, not blind substitution.
Why does the New Holland T4.85 horsepower class matter for filters?
At this power level, a dirty filter can show up as weaker pull, smoke or higher heat under load. Use job conditions and the restriction indicator ahead of a fixed schedule.
Is the New Holland T4.85 inner filter a normal service part?
Replace the safety element when it is contaminated, damaged, wet or due by the book. Blowing it out as a normal habit is a dumb way to push dirt toward the engine.
Can a New Holland T4.85 engine swap change the air filter?
Use the engine data as a warning system, not as the buying method. The listed setup points to a working utility setup, but air-cleaner housings can still vary by serial range and market.
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 newholland.com website before ordering or installing an air filter.
