Mercedes S-Class W221 OM629 Connecting Rod Bolt | ELRING 434.490

Mercedes S Class W221 OM629 Connecting Rod Bolt

ELRING 434.490 | Original Equipment (OEM) | 100% German Quality

This connecting rod bolt, designed for Mercedes S Class W221 vehicles with the OM629 engine code, plays a critical role in the internal structure of the engine. The connecting rod bolt is an essential part that connects the pistons to the crankshaft, enabling the engine to function. Therefore, it is extremely important for ensuring engine performance and safety. The part coded ELRING 434.490 enhances the durability of the engine, offering long-lasting use and supporting the efficient operation of the engine system.

Product Features and Benefits

• OEM Compatibility: This connecting rod bolt is manufactured in accordance with original equipment standards. It fully complies with authorized service standards and ensures no installation issues during engine assembly.
• Material Quality: Made from high-quality steel, it offers durability and longevity. The manufacturing technology ensures that the part remains robust even under high stress.
• Durability and Lifespan: The estimated lifespan of this connecting rod bolt can reach up to 150,000 kilometers with regular maintenance. It is resistant to extreme temperatures and harsh conditions.
• Performance: It enhances engine efficiency by optimizing fuel consumption. Additionally, it reduces engine noise levels, providing a more comfortable driving experience.
• Testing and Certification: Manufactured in compliance with ISO 9001 and TS 16949 standards. This indicates that the product possesses high quality and reliability.

Technical Details

Vehicle Compatibility

This connecting rod bolt is compatible with Mercedes S Class W221 chassis code and OM629 engine code vehicles. Produced between 2005-2013, these models feature a design focused on luxury and performance, and the correct installation of this part can enhance engine performance. The W221, as one of Mercedes' upper segment vehicles, is equipped with comfort and technology.

• Chassis code: W221
• Engine code: OM629
• Production year range: 2005-2013
• Trim/Variant: S Class

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

Quality and Warranty

ELRING has a long-standing history in the spare part market and serves as an OE supplier to many high-end automotive manufacturers. This Germany-based brand holds ISO 9001, TS 16949, and IATF 16949 certifications. ELRING is recognized for producing high-quality engine parts and also manufactures for prestigious brands like Mercedes-Benz, enhancing the brand's reliability and quality.

Installation and Usage Notes

The most important point to consider during the installation of the connecting rod bolt is the application of the correct torque value. Generally, a torque value of 25-30 Nm is recommended for these bolts. During installation, ensure that the bolt is seated properly and a new gasket should be used if necessary. Additionally, it is recommended to check the connecting rod bolts during the engine oil change. In long journeys and driving conditions requiring high performance, the condition of this part should be checked regularly.