This is an authentic replacement part sourced from the original parts manufacturer and is used in various models of Troy-Built, Yardman and MTD Lawn Tractors. The purpose of the fuel filter is to filter out any contaminants and impurities before they can enter the carburetor, causing it to become clogged. Replacing the filter regularly helps keep the engine and carburetor running at peak performance. The filter is an individually sold part.
Filtr:fuel 75 Micron (gravty F 25 050 21-S
OEM part for: Kohler, Yard Man
Part Number: 25 050 21-S






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Compatibility
This Filtr:fuel 75 Micron (gravty F will fit the following 783 machines. Confirm this part works with your model, and view the detailed model diagrams and repair help we have to offer.
Displaying 20 of 783 matching models.
783 total model matches. Try the above search to narrow your results.
This is the official OEM part for the following brands:
- Cub Cadet
- Kohler
- MTD
- Troy-Bilt
- Yard Man
This item works with the following types of products:
- Engine
- Lawn Mower
- Lawn Tractor
This part replaces obsolete part #: KH-25-050-21-S, 12-050-13-S
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Does this fit my product?Questions & Answers for Filtr:fuel 75 Micron (gravty F
Customer Repair Instructions ?
All our customer repair instructions are solicited directly from other customers just like you who have purchased and replaced this exact part.
Lack of maintenance led to gummed up carburetor.
Tool Type
Engine
Difficulty
Medium
Time
More than 2 hours
Tools Used
Screwdriver, Pliers, Socket set, Wrench Set, Nutdriver, Carb cleaner (dip and spray), small nylon scrub brush.
2) Removed and disassembled carburetor paying attention to how throttle and governor linkages are hooked up. (A picture taken with phone is a handy reference for re-assembly.)
3) Cleaned carburetor as much as possible with spray carb cleaner, brush and shop air.
4) Placed metal parts of carb in dip basket, soaked in gallon of carb cleaner overnight to remove residue.
5) Reassembled carburetor using parts from repair kit and bowl replacement kit. The mower originally had a solenoid to close off fuel flow when shut off, this was replaced with a bowl mounting plug from the bowl replacement kit. (Replacement solenoid is $70, a $3 on/off valve in the fuel line performs the same function.
6) Cleaned all traces of old gasket from engine block, installed carb using new gasket.
7) Cleaned gas tank, replaced old fuel line and fuel filter. Installed in-line fuel shut off valve.
8) Installed air cleaner assembly, replaced old air filter & pre-filter.
9) Checked oil level, added fuel, and started mower.
10) Ran mower for a few minutes to bring oil up to operating temp. Shut off, drained oil, replaced oil filter and filled with fresh oil.
11) Started mower, let run for a few minutes to check for leaks, shut off fuel flow to carb and let run till motor dies from lack of fuel.
poor carburetor performance/difficult to start
Tool Type
Lawn Tractor
Difficulty
Easy
Time
15-30 minutes
Tools Used
Screwdriver, Pliers, Socket set
2. Be sure fuel tank is empty. (I turn it sideways below the steering column so the outlet is below the fuel filter.)
3. Remove fuel filter from fuel line and disconnect fuel line from carburetor.
4. Remove ground wire and disconnect wiring from bottom of carburetor float bowl.
5. Use socket or nut driver to remove 2 nuts holding carburetor on engine.
6. Gently slide carb off bolts and carefully remove choke and throttle cables (requires some jiggling around).
7. Reverse steps to install carburetor.
8. Install new fuel filter in fuel line (be sure flow arrow is correct).
Parts fit & worked great
Tool Type
Lawn Tractor
Difficulty
Easy
Time
30-60 minutes
Tools Used
Pliers, Socket set, Dremel
I'll definitely use e-replacement parts again!
Sat too long this last winter, also mice made a hotel in the engine compartment.
Tool Type
Lawn Tractor
Difficulty
Medium
Time
1-2 hours
Tools Used
Screwdriver, Socket set, Wrench Set, Adjustable Wrench
Fuel getting into the oil from a bad carburetor.
Tool Type
Engine
Difficulty
Easy
Time
30-60 minutes
Tools Used
Screwdriver, Pliers, Socket set
To remove a carburetor and put a new one on is a easy job, will need a mm socket set. The engine on the lawn tractor started up first time with no problems.
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Our customer service team are at the ready daily to answer your part and product questions. We have a dedicated staff with decades of collective experience in helping customers just like you purchase parts to repair their products.
All our part reviews are solicited directly from other customers who have purchased this exact part. While we moderate these reviews for profanity, offensive language or personally identifiable information, these reviews are posted exactly as submitted and no alterations are made by our team.
All our customer repair instructions are solicited directly from other customers just like you who have purchased and replaced this exact part. While we moderate these reviews for profanity, offensive language or personally identifiable information, these reviews are posted exactly as submitted and no alterations are made by our team.
Based on data from past customer purchasing behaviors, these parts are most commonly purchased together along with the part you are viewing. These parts may be necessary or helpful to replace to complete your current repair.
All our installation videos are created and produced in collaboration with our in-house repair technician, Mark Sodja, who has helped millions of eReplacementParts customers over the last 13 years repair their products. Mark has years of experience in selling and repairing both commercial and residential products with a specialty in gas-powered equipment.
This data is collected from customers who submitted a repair instruction after replacing this exact part. Customers can rate how easy the repair was to complete and how long it took. We aggregate this data to provide a repair rating that allows customers to quickly determine the difficulty and time needed to perform their own repair.