Mercedes R Series W251 OM642 Valve Shaft Seal | ELRING 403.730

Mercedes R Series W251 OM642 Valve Shaft Seal

ELRING 403.730 | Original Equipment (OEM) | 100% German Quality

This valve shaft seal, designed for Mercedes R Series W251 vehicles with engine code OM642, is located at the top of the engine and ensures the sealing of the valve system. This part is critical for the efficient operation of the engine. The valve shaft seal prevents engine oil and gases from leaking, thereby enhancing engine performance. Therefore, the ELRING 403.730 valve shaft seal is essential for ensuring the proper functioning of the engine and maintaining its overall health.

Product Features and Benefits

• OEM Compatibility: As an original equipment manufacturer, ELRING guarantees that this valve shaft seal is produced in accordance with Mercedes standards. The part ensures perfect compatibility with the engine layout.
• Material Quality: Manufactured using high-quality materials, this increases durability and extends the life of the engine.
• Durability and Lifespan: The ELRING valve shaft seal can typically withstand up to 100,000 km. It shows high resistance to temperature and engine conditions.
• Performance: This part reduces oil consumption by ensuring the engine's sealing, thus increasing the overall efficiency of the engine.
• Testing and Certification: ELRING, certified with ISO 9001 and TS 16949, adheres to high manufacturing standards.

Technical Details

Vehicle Compatibility

This valve shaft seal is compatible with Mercedes R Series W251 models with engine code OM642. This model was produced between 2005-2013 and is noted for its high-performance engine characteristics. The valve shaft seal plays a critical role in ensuring the engine's sealing and is therefore an important part of this model's engine system.

• Chassis code: W251
• Engine code: OM642
• Production year range: 2005-2013
• Trim/Variant: R Series

It is recommended to confirm with our contact line using your 17-digit VIN (chassis) number for the correct part selection.

Quality and Warranty

ELRING has been recognized as an original equipment supplier for many years. It produces OE parts for Mercedes-Benz and adheres to high-quality standards. The manufacturing processes supported by ISO 9001 and TS 16949 certifications enhance the reliability of this part. Rigorous quality control processes are implemented at the production facilities in Germany.

Installation and Usage Notes

The most important point to consider during the installation of the valve shaft seal is to completely remove the old seal. The new seal must be properly positioned during installation. Additionally, it is important to check the torque value during installation. This part should be checked during every engine revision or oil change. Depending on the engine's operating conditions, sealing properties may change over time.

Frequently Asked Questions