

Mercedes Vito W639 OM642 Tensioner Plug | ELRING 125.820
Mercedes Vito Series W639 OM642 Tensioner Cap
ELRING 125.820 | Original Equipment (OEM) | 100% German Quality
This tensioner cap, designed for Mercedes Vito Series W639 vehicles with the OM642 engine code, is used in models produced between 2003 and 2014. This part plays a critical role in ensuring the proper functioning of the engine. The tensioner cap adjusts the belt tension as part of the engine's tensioning system, maintaining optimal performance of the engine. Therefore, the ELRING 125.820 tensioner cap is of great importance for the efficiency and durability of the engine. This part is manufactured with high-quality materials for the reliability of the engine system.
Product Features and Benefits
- OEM Compatibility: The ELRING brand is produced in accordance with original equipment standards. This means the part provides a perfect fit.
- Material Quality: The tensioner cap is made from high-quality and durable materials. This ensures long life and reliable performance.
- Durability and Lifespan: The ELRING 125.820 tensioner cap is designed to withstand harsh conditions and can be used smoothly for approximately 100,000 km.
- Performance: This part increases fuel efficiency and improves overall engine performance by ensuring optimal tension in the engine's belt system.
- Testing and Certification: ELRING manufactures in compliance with ISO 9001 and TS 16949 standards. This enhances the quality assurance of the product.
Technical Details
| Manufacturer Brand | ELRING |
| Product Code (OE/OEM) | 125.820 |
| Part Type | Tensioner Cap |
| Production Standard | OE equivalent / OEM |
| Origin | Germany |
| System | Engine |
Vehicle Compatibility
The ELRING 125.820 tensioner cap is compatible with the Mercedes Vito Series W639 and is designed for vehicles with the OM642 engine code. This part provides reliable performance in Vito models produced between 2003 and 2014. The Vito Series is known for its functionality and durability, and this tensioner cap plays a critical role in enhancing the efficiency of the engine system.
- Chassis code: W639
- Engine code: OM642
- Production year range: 2003-2014
- Equipment/Variant: -
It is recommended to confirm with our contact line using your 17-digit VIN (chassis) number for the correct part selection.
Quality and Warranty
The ELRING brand has a long-standing history in the spare part market. Based in Germany, this brand manufactures original equipment (OE) for many automotive manufacturers. It meets quality standards with ISO 9001, TS 16949, and IATF 16949 certifications. ELRING is a globally recognized brand, particularly supplying OE parts to prestigious brands like Mercedes-Benz.
Installation and Usage Notes
The installation of the tensioner cap is important for the proper functioning of the engine system. During installation, it should be placed in harmony with other parts of the tensioning system, and the required torque values should be observed. This part should be checked during the replacement of the engine belt. When the belt needs to be replaced, it is also recommended to replace the tensioner cap. Additionally, it is advisable to check it regularly depending on the operating conditions of the engine.
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 a quote for the correct OE/equivalent part.
This product is equivalent to the following OEM/original part numbers. You can search by your vehicle's original part number.
- 0009976320 — MERCEDES-BENZ
- A0009976320 — MERCEDES-BENZ
Compatible vehicle information not yet added.
