The New Holland TG305 tractor primary air filter part number is 87400000. The inner safety filter is A44805.
New Holland TG305 Air Filter Details
Primary air filter part number
87400000
Inner safety air filter part number
A44805
Outer air filter part number
87408704
Cross-reference part numbers
TG305
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.
New Holland TG305 Extra Air Filter Notes
Engine displacement
8.3 L | 506.5 cu in
Engine horsepower
304 hp | 226.7 kW
Primary filter note
For the New Holland TG305, the listed primary air filter part number is 87400000. 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 87408704.
Safety filter note
The listed inner safety air filter is A44805. 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
The displacement helps identify the engine family; horsepower tells you how hard it breathes under load. The element still has to match the canister.
Cross-reference note
Possible cross-reference numbers found for the New Holland TG305: TG305. Treat these as secondary checks after the primary filter number.
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 TG305 Air Filter FAQs
What should I buy for a full New Holland TG305 air-filter service?
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 87408704 when you meant the safety filter, or A44805 when you meant the outer filter.
How do I avoid buying the wrong New Holland TG305 air filter?
The buying order should be: old filter number first, housing fit second, then cross-reference. Start with 87400000, but do not ignore the a primary, outer and inner safety element setup.
Are cross-reference air filters safe for a New Holland TG305?
One alternate number is useful, not magic. Confirm it physically before trusting the compatibility claim.
How can part-number style help check a New Holland TG305 filter?
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 New Holland TG305 outer and safety filters?
This looks like a multi-element setup. Keep the outer/primary service element and the inner safety element separate when ordering, because mixing up 87408704 and A44805 is the easy mistake.
Can a dirty air filter affect New Holland TG305 performance?
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.
Can similar engines use different New Holland TG305 air filters?
The displacement helps identify the engine family; horsepower tells you how hard it breathes under load. The element still has to match the canister.
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.
