Mercedes GL Series X166 M157 Valve Shaft Seal | ELRING 403.730

Mercedes GL Series W166 M157 Valve Shaft Seal

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

In vehicles equipped with the Mercedes GL Series W166 and M157 engine code, the role of the valve shaft seal is quite critical. This part ensures the proper functioning of the valves and maintains the engine's performance. The valve shaft seal helps maintain the engine's tightness while allowing oil and gases to circulate correctly within the engine. Therefore, this part is of great importance for the efficiency and lifespan of the engine. The product with the code ELRING 403.730 belongs to the engine system of the Mercedes GL Series.

Product Features and Benefits

• OEM Compatibility: The ELRING brand is manufactured in accordance with original equipment standards. This part has been approved by authorized Mercedes service centers and has undergone all necessary tests.
• Material Quality: The product is made from high-quality elastomer material. This material is resistant to wear and high temperatures, ensuring long-lasting use.
• Durability and Lifespan: The ELRING valve shaft seal can withstand up to 100,000 km under normal usage conditions. It maintains its performance even under high temperature and pressure conditions.
• Performance: Proper installation of this seal increases the engine's oil tightness, thereby improving fuel efficiency. Additionally, it reduces the engine's operating noise, providing a quieter driving experience.
• Testing and Certification: ELRING holds ISO 9001 and TS 16949 certifications. The product is manufactured in accordance with quality standards and has undergone comprehensive testing.

Technical Details

Vehicle Compatibility

The ELRING 403.730 valve shaft seal is compatible with Mercedes GL Series W166 models. This part can be used with vehicles that have the M157 engine code. The GL Series is positioned in the luxury SUV segment and was produced between 2012-2019. Vehicles from this period have very high standards in terms of performance and comfort.

• Chassis code: W166
• Engine code: M157
• Production year range: 2012-2019
• Trim/Variant: GL 350/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 operating in the spare part market for many years and supplies OE parts to many automotive manufacturers. Their products are manufactured according to high-quality standards and undergo strict quality control processes. They prove their reliability with ISO 9001 and TS 16949 certifications. With production facilities based in Germany, they are among the leading spare part manufacturers in Europe.

Installation and Usage Notes

The installation of the valve shaft seal is crucial for ensuring the overall tightness of the engine. The most important point to pay attention to during installation is the correct positioning of the seal. This part should be checked during the engine's oil change period and replaced if necessary. Additionally, after installation, any oil leaks should be checked when starting the engine. The recommended torque values during installation are specified in the manufacturer's guide.