

Mercedes W126 Valve Seal Set | FEBI 05427 Spare Part
Mercedes W126 Chassis Valve Seal Set
FEBI 05427 | Original Equipment (OEM) | 100% German Quality
The Mercedes W126 chassis is an iconic model produced between 1979 and 1991. The valve seal set used in this vehicle plays a critical role in enhancing the engine's performance and efficiency. Valve seals ensure the proper combustion of the fuel-air mixture within the engine while preventing oil leaks. Therefore, this valve seal set offered under the part code FEBI 05427 is extremely important for the healthy operation of the engine. This part belongs to the valve system on the upper part of the engine and provides long-lasting use by increasing the engine's efficiency.
Product Features and Benefits
- OEM Compatibility: FEBI 05427 is manufactured according to original equipment standards. This ensures perfect fitment and compliance with authorized service standards.
- Material Quality: Made from high-quality elastomer material, which increases durability and provides wear resistance.
- Durability and Lifespan: This valve seal set can last up to 100,000 km and maintains performance even under high-temperature conditions.
- Performance: Increases engine efficiency, optimizes fuel consumption, and reduces emission levels.
- Testing and Certification: It has ISO 9001 and TS 16949 certifications, ensuring the quality of the manufacturing process.
Technical Details
| Manufacturer Brand | FEBI |
| Product Code (OE/OEM) | 05427 |
| Part Type | Valve Seal Set |
| Production Standard | OE equivalent / OEM |
| Origin | Germany |
| System | Engine |
Vehicle Compatibility
FEBI 05427 is designed to be compatible with the Mercedes W126 chassis. This part is applicable for all W126 models produced between 1979 and 1991. The W126 is a vehicle that offers high performance and comfort in the luxury sedan segment. This valve seal set is essential for ensuring the proper functioning of the engine and enhances the overall performance of the vehicle.
- Chassis code: W126
- Engine code: OM617/OM603
- Production year range: 1979-1991
- Trim/Variant: All variants
It is recommended to confirm with our support line using your 17-digit VIN (chassis) number for the correct part selection.
Quality and Warranty
FEBI has been recognized as an OE supplier for many years and produces high-quality spare parts for numerous automotive brands. With ISO 9001 and TS 16949 certifications, FEBI manufactures in Germany and is preferred by many automobile manufacturers worldwide. This part complies with Mercedes-Benz's factory-approved spare part standards and offers high reliability.
Installation and Usage Notes
The installation of the valve seal set should be performed by a qualified technician. During installation, it should be ensured that the valves are properly positioned. Valve seal replacement is typically recommended every 100,000 km. Additionally, the condition of the valve seals should be checked during the overall maintenance of the engine. This part is a critical component that affects engine performance and should be replaced immediately in case of any leaks.
Frequently Asked Questions
Which W126 models is this valve seal set used in?
FEBI 05427 is suitable for all Mercedes W126 models produced between 1979 and 1991. These models offer high performance in the luxury sedan segment.
Is it original or aftermarket?
FEBI is recognized as an original equipment manufacturer (OE). Therefore, the valve seal set offered under the part code FEBI 05427 provides the same quality and performance as original parts.
How many kilometers does this valve seal set last?
The FEBI 05427 valve seal set typically lasts up to 100,000 km. It is recommended to replace it when signs of wear are observed.
Can I install it myself, or do I need to take it to a mechanic?
The installation of the valve seal requires expertise. Therefore, it is recommended to have it done at an authorized service.
How long does it take to arrive, do I have a return right?
Your orders are shipped the same day. You have the right to return within 14 days. You can always get assistance from our support line.
German Parts Warehouse Advantages: Same day shipping, 14-day return policy, e-archive invoicing, WhatsApp expert support line (wa.me/905382927219). Our stock information is updated in real-time; your order is only confirmed from items physically available. If you write to our support line with your vehicle's chassis number, we will quickly provide you with the correct OE/equivalent part as a quote.
This product is equivalent to the following OEM/original part numbers. You can search by your vehicle's original part number.
- 1030500067 — Mercedes-Benz
- 1030500158 — Mercedes-Benz
- A1030500067 — Mercedes-Benz
- A1030500158 — Mercedes-Benz
Compatible vehicle information not yet added.
