This valve shaft seal, designed for Mercedes GL Series W166 vehicles with engine code OM642, plays a critical role in ensuring the sealing of the engine's valve system. Operating under high temperature and pressure, this system is essential for the efficient functioning of the engine. This spare part contributes to enhancing the engine's performance and durability, thereby improving the overall functionality of the vehicle. Known by the code ELRING 403.730, this product is a component of the engine's valve system and increases the reliability of the vehicle's engine system.
Product Features and Benefits
- OEM Compatibility: ELRING is manufactured in accordance with original equipment standards. This part is designed to meet Mercedes authorized service standards and fits perfectly into the engine's valve system.
- Material Quality: Made from high-quality elastomer material, this seal is resistant to temperature changes and chemical effects. This ensures long-lasting and reliable performance.
- Durability and Lifespan: The ELRING valve shaft seal can withstand up to 100,000 km under normal usage conditions. It maintains its sealing properties even under high temperature and pressure conditions.
- Performance: This seal enhances the engine's sealing, maintains oil pressure, and allows the engine to operate more efficiently. This contributes to fuel savings and improved emission values.
- Testing and Certification: ELRING is produced in compliance with ISO 9001 and TS 16949 standards. This guarantees that the product meets high quality and reliability standards.
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
This valve shaft seal is compatible with Mercedes GL Series W166 models. Vehicles with engine code OM642 were produced between 2012 and 2019. This part is designed to ensure the sealing of the engine's valve system and enhances the engine performance of this model.
- Chassis code: W166
- Engine code: OM642
- Production year range: 2012-2019
- Trim/Variant: GL 350/GL 450/GL 500
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 OE supplier in the automotive industry for many years. It manufactures original equipment for prestigious brands like Mercedes-Benz. Continuously raising quality standards with ISO 9001, TS 16949, and IATF 16949 certifications, these parts produced in Germany's manufacturing facilities stand out for their reliability in the spare part market.
Installation and Usage Notes
The installation of the valve shaft seal should be applied to the valve system located at the top of the engine. During installation, it is important to completely clean the old seal and properly place the new seal. Typically, such parts should be checked during engine oil changes and replaced if necessary. Additionally, attention should be paid to torque values and it is recommended to perform the process together with other parts that need to be replaced.
Frequently Asked Questions
Which W166 models use this valve shaft seal?
This valve shaft seal is used in the OM642 engine code variants of the Mercedes GL Series W166 vehicles. These vehicles were produced between 2012 and 2019.
Is it original or aftermarket?
ELRING is a brand that manufactures original equipment for Mercedes-Benz. Therefore, this valve shaft seal is a product of original quality and offers higher reliability compared to aftermarket parts.
How many km does this valve shaft seal last / when should it be replaced?
The ELRING valve shaft seal can last up to 100,000 km under normal usage conditions. However, it is recommended to check it during engine oil change intervals and replace it if necessary.
Can I install it myself, or do I need to take it to a mechanic?
Since this valve shaft seal is located at the top of the engine, it is recommended to have it installed by a qualified technician. If you do not have the necessary tools and knowledge, it is best to consult an authorized service.
How long does it take to arrive, do I have the right to return?
Your order is shipped on the same day. Additionally, you have the right to return within 14 days. All transactions are carried out with e-archive invoices.
Advantages of German Parts Warehouse: Same day shipping, 14-day return policy, sales with e-archive invoices, 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 contact line with your vehicle's chassis number, we will quickly provide you with the correct OE/equivalent part as a quote.
