The Massey Ferguson 1800 tractor primary air filter part number is 3757472M91. The inner safety filter is 3703704M91.
Massey Ferguson 1800 Air Filter Details
Primary air filter part number
3757472M91
Inner safety air filter part number
3703704M91
Outer air filter part number
7068069M1
Air filter dimensions
Length: 13.5 in | Outside diameter: 9.2 in | Inside diameter: 0.7 in
Cross-reference part numbers
1040830M1, 1040830M91, 525611M91
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
13.5 in
Outside diameter
9.2 in
Inside diameter
0.7 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.
Massey Ferguson 1800 Extra Air Filter Notes
Engine horsepower
210 hp | 156.6 kW
Primary filter note
For the Massey Ferguson 1800, the listed primary air filter part number is 3757472M91. 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 7068069M1.
Safety filter note
The listed inner safety air filter is 3703704M91. Do not remove the safety element for normal cleaning; replace it if dirty, damaged or oil-soaked.
Fitment note
Listed dimensions: Length: 13.5 in | Outside diameter: 9.2 in | Inside diameter: 0.7 in. 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 13.5 in and large outside diameter at 9.2 in. Use that as a fitment sanity check against the old filter.
Power range note
Use the power class to decide urgency. Higher airflow demand means less patience for questionable media, bad seals or packed pleats.
Cross-reference note
Possible cross-reference numbers found for the Massey Ferguson 1800: 1040830M1, 1040830M91, 525611M91. 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.
Massey Ferguson 1800 Air Filter FAQs
What does the Massey Ferguson 1800 horsepower and filter size combo tell me?
Horsepower tells you airflow demand; length and outside diameter tell you rough element size. Together they say whether restriction is a service concern or mostly a fitment check.
How do I avoid mixing up the Massey Ferguson 1800 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 7068069M1 when you meant the safety filter, or 3703704M91 when you meant the outer filter.
Why should I compare the old Massey Ferguson 1800 filter before buying?
If the old filter is missing, use 3757472M91 plus the housing measurements as a two-step check. If either the seal or cover depth is wrong, do not run it.
What size mistake should I watch for on a Massey Ferguson 1800 air filter?
The dimensions are useful only as a fitment screen. The final test is whether the element seats square, the cover closes normally and the seal lands where the old one did.
When should I reject a Massey Ferguson 1800 cross-reference filter?
Several numbers can point to the same general element family. Before installing one, compare it against the removed filter and check that the cover closes without forcing.
Why are there multiple air filter numbers for the Massey Ferguson 1800?
Use 7068069M1 to check the service element and 3703704M91 to check the safety element. Do not assume one substitutes for the other.
Why does the full Massey Ferguson 1800 air-filter number matter?
The primary number format is a Massey-style M-suffix number, while the page also has separate companion numbers. That is exactly where copy-paste ordering mistakes happen.
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 masseyferguson.com website before ordering or installing an air filter.
