This valve shaft seal, designed for Mercedes C-Class W203 vehicles with the OM642 engine code, is located at the top of the engine to prevent oil leaks. It plays a critical role in W203 chassis code Mercedes C-Class vehicles produced between 2000-2007. This part is essential for ensuring the efficient operation of the engine and guaranteeing that engine oil remains contained without leaking. Manufactured with the ELRING 403.730 code, it is an important component that ensures oil tightness at the top of the engine.
Product Features and Benefits
- OEM Compatibility: The ELRING valve shaft seal is produced in accordance with original equipment standards and matches the specifications used in authorized Mercedes service centers.
- Material Quality: Made from high-quality elastomer material, ensuring the seal is long-lasting and durable.
- Durability and Lifespan: Expected lifespan under normal conditions is 100,000 km or 5 years. It is resistant to temperature fluctuations and the effects of engine oil.
- Performance: While ensuring oil tightness, it enhances the overall performance of the engine and maintains oil pressure.
- Testing and Certification: Manufactured in accordance with ISO 9001 and TS 16949 quality standards, enhancing the reliability of the product.
Technical Details
| Manufacturer Brand | ELRING |
| Product Code (OE/OEM) | 403.730 |
| Part Type | Valve Shaft Seal |
| Production Standard | OE equivalent / OEM |
| Origin | Germany |
| System | Engine |
Vehicle Compatibility
The ELRING 403.730 valve shaft seal is compatible with Mercedes C-Class W203 chassis code vehicles. These vehicles, equipped with the OM642 engine code, were produced between 2000-2007. This model is one of the most popular in Mercedes' mid-size sedan segment and offers high performance. Since this part is located at the top of the engine, it helps maintain the healthy operation of the engine by preventing oil leaks.
- Chassis code: W203
- Engine code: OM642
- Production year range: 2000-2007
- Trim/Variant: C220 CDI, C320 CDI
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 is a brand with many years of experience in the automotive spare part industry. This Germany-based manufacturer supplies original equipment to prestigious car brands like Mercedes-Benz. It ensures quality standards with ISO 9001, TS 16949, and IATF 16949 certifications. Thanks to the use of high-quality materials and meticulous manufacturing processes, ELRING has become a trusted name in the spare part market.
Installation and Usage Notes
As the valve shaft seal is a part located at the top of the engine, its installation requires care. It is important to completely clean the old seal and properly place the new seal during installation. It is recommended to refer to the service manual for torque values. Generally, engine oil should also be changed during this part replacement. Avoid exposing the engine to high temperatures during long journeys to extend the seal's lifespan.
Frequently Asked Questions
In which W203 models is this valve shaft seal used?
This ELRING 403.730 valve shaft seal is used in the Mercedes C-Class W203 chassis code C220 CDI and C320 CDI models.
Is it original or aftermarket?
ELRING is a brand that supplies original equipment for Mercedes-Benz. This valve shaft seal is produced in accordance with OE standards and is superior in quality to aftermarket products.
How many kilometers does this valve shaft seal last?
The ELRING 403.730 valve shaft seal has a lifespan of 100,000 km or 5 years under normal conditions. Signs of wear include oil leaks.
Can I install it myself, or do I need to take it to a mechanic?
Installing the valve shaft seal requires technical knowledge. If you lack experience, it is recommended to consult an authorized service. Installation can be done with the necessary tools, but care must be taken.
How long does it take to arrive, and do I have the right to return it?
Our orders are shipped on the same day. You have the right to return within 14 days. If you encounter any issues with the product, you can reach us via our WhatsApp support line.
Advantages of German Parts Warehouse: 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 confirmed only for items physically available. If you write to our contact line with your vehicle's chassis number, we will quickly provide you with the correct OE/equivalent part as a quote.
