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Original MANN-FILTER Fuel filter WK 8121 – For Utility Vehicles
The MANN-FILTER Fuel Filter WK 8121 is designed to remove impurities from fuel, ensuring optimal engine performance and protecting the engine against damage
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DIY Car Service Parts
Product Overview
The MANN‑FILTER Fuel Filter WK 8121 is a high‑performance fuel filter designed specifically for utility vehicles and commercial applications. It delivers reliable protection against contaminants, ensuring optimal engine performance and longevity.
Key Features
- Robust Construction: Made from premium materials that resist abrasion and chemical attack.
- High Filtration Efficiency: Captures particles as small as 5 µm, protecting fuel injectors and combustion chambers.
- Spin‑On Design: Easy installation without the need for special tools or adapters.
- Wide Compatibility: Fits a broad range of engines used in trucks, tractors, construction equipment, and agricultural machinery.
- Durable Seal: Engineered to maintain a tight seal under high pressure and temperature conditions.
Technical Specifications
| Specification | Value |
|---|---|
| Model Number | WK 8121 |
| Filter Type | Fuel (Oil‑free) Filter |
| Material | High‑grade polymer with a metal mesh core |
| Filtration Rating | 5 µm |
| Pressure Drop | ≤ 0.8 bar (max) |
| Operating Temperature | -40 °C to +120 °C |
| Installation Method | Spin‑on, no additional hardware required |
| Compatibility Range | Engine displacement 2.0–6.8 L (various manufacturers) |
Applications and Compatibility
The WK 8121 is engineered to fit a wide array of commercial and utility vehicles, including but not limited to:
- Tractors & Agricultural Machinery – Perkins, CLAAS, John Deere, Massey Ferguson.
- Construction Equipment – Caterpillar, Bobcat, Volvo, Ditch‑Exact.
- Utility Vehicles – ATLAS, Bell, Carraro, Exact Hitachi.
- Heavy‑Duty Trucks – Volvo, Massey Ferguson, Perkins.
Installation Guide
- Turn off the engine and allow it to cool.
- Detach the old filter: Unscrew or release the retaining clip, depending on the vehicle model.
- Insert the WK 8121: Align the filter with the housing and spin it into place until it locks securely.
Performance Benefits
- Extended Engine Life: By trapping fine particles, the filter prevents wear on critical components such as fuel injectors and pistons.
- Improved Fuel Efficiency: Clean fuel flow reduces engine friction and enhances combustion efficiency.
- Reduced Maintenance Costs: Fewer contaminant‑related failures mean less downtime and lower repair expenses.
- Consistent Performance in Harsh Conditions: Designed to operate reliably across a wide temperature range and under high pressure.
Quality Assurance
The MANN‑FILTER WK 8121 adheres to stringent European quality standards. It undergoes rigorous testing for filtration efficiency, pressure tolerance, and durability before reaching the market.
Environmental Considerations
- Recyclable Components: The filter housing is made from recyclable polymer; the core can be disposed of responsibly.
- Reduced Emissions: By maintaining clean fuel flow, the engine operates more efficiently, contributing to lower exhaust emissions.
Maintenance Tips
Conclusion
The MANN‑FILTER Fuel Filter WK 8121 is an essential component for any utility vehicle or commercial engine that demands reliable fuel filtration. Its robust construction, high efficiency, and broad compatibility make it a trusted choice among professionals worldwide.
| This product in Comparor | |
|---|---|
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Category
This product is cataloged in our store in these categories
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- Car fuel filters |
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 29.54 EUR  18.82 EUR  26.68 EUR |
| Tags | Vehicle type MANN-FILTER Fuel Correct filter? Select Engine type above |
| Identifiers | |
| Brand |  Mann Filter is a German automotive parts company that produces filters for air, fuel, oil, and hydraulic systems. The company was founded in 1948 by Wilhelm Mann and is now a subsidiary of the Freudenberg Group. Mann Filter produces a wide range of filters for passenger cars, commercial vehicles, and agricultural equipment. |
| Model | Mann Filter WK8121 |
| MPN | Mann Filter WK8121 |
| ID | 7023421 |
| Dimensions / Weight | |
| Key Features | |
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