

Mercedes C Series W202 OM611 Connecting Rod Bolt | ELRING 434.490
Mercedes C-Class W202 OM611 Connecting Rod Bolt
ELRING 434.490 | Original Equipment (OEM) | 100% German Quality
Mercedes C-Class W202 vehicles are equipped with the OM611 engine. This connecting rod bolt connects the connecting rod to the cylinder, ensuring the engine operates smoothly. Thanks to its correct installation and quality, it enhances engine performance and reduces the risk of failure. This part, coded ELRING 434.490, is a critical component for the durability of the engine and ensures the reliability of the engine system.
Product Features and Benefits
- OEM Compatibility: The ELRING connecting rod bolt is manufactured in accordance with original equipment standards. This ensures full compliance with authorized service standards and prevents any issues during installation.
- Material Quality: Made from high-quality steel, this bolt is resistant to wear and tear. It offers long-lasting and reliable performance.
- Durability and Lifespan: The ELRING connecting rod bolt is designed to withstand high temperature and pressure conditions for extended periods. Its estimated lifespan can reach up to 100,000 km with regular maintenance.
- Performance: This bolt ensures the engine operates smoothly, improving fuel efficiency and reducing emission values. It enhances the overall performance of the engine.
- Testing and Certification: ELRING holds ISO 9001 and TS 16949 quality certifications, meeting high manufacturing standards and providing a reliable product.
Technical Details
| Manufacturer Brand | ELRING |
| Product Code (OE/OEM) | 434.490 |
| Part Type | Connecting Rod Bolt |
| Manufacturing Standard | OE equivalent / OEM |
| Origin | Germany |
| System | Engine |
Vehicle Compatibility
The ELRING 434.490 connecting rod bolt is compatible with Mercedes C-Class W202 vehicles. These vehicles, equipped with the OM611 engine code, were produced between 1993 and 2000. This part enhances the reliability of the engine by connecting the connecting rod to the cylinder and maintaining its performance.
- Chassis code: W202
- Engine code: OM611
- Production year range: 1993-2000
- Trim/Variant: All variants
It is recommended to confirm the correct part selection with your 17-digit VIN (chassis) number through our contact line.
Quality and Warranty
ELRING is a brand that has been active in the automotive industry for many years and supplies original equipment to many well-known car manufacturers. With ISO 9001, TS 16949, and IATF 16949 certifications, ELRING meets high-quality standards. This connecting rod bolt, produced in Germany, manufactures OE parts for prestigious brands like Mercedes.
Installation and Usage Notes
The installation of the connecting rod bolt should be performed by professionals as it directly affects the internal structure of the engine. The necessary torque value should be observed during installation. Generally, the connecting rod bolt should be checked during engine oil changes. Additionally, it is recommended to replace the bolt if signs of wear are observed. For the engine to operate efficiently, the connecting rod and pistons should also be checked along with the bolt.
Frequently Asked Questions
Which W202 models is this connecting rod bolt used in?
The ELRING 434.490 connecting rod bolt can be used in all models of the Mercedes C-Class W202 chassis code. It is specifically designed for versions equipped with the OM611 engine code.
Is it original or aftermarket?
ELRING is an original equipment manufacturer and adheres to high-quality standards. This connecting rod bolt is designed as an OE equivalent part and is superior in quality to aftermarket products.
How many km does this connecting rod bolt last / when should it be replaced?
The ELRING 434.490 connecting rod bolt can last up to 100,000 km with regular maintenance. It is recommended to replace it when signs of wear are observed or if a decrease in engine performance is felt.
Can I install it myself, or do I need to take it to a professional?
The installation of the connecting rod bolt should be performed by professionals as it directly affects the internal structure of the engine. Installing without the necessary tools and experience can lead to engine damage.
How long does it take to arrive, do I have a return right?
Our orders are shipped on the same day. You have the right to return within 14 days. It is delivered with an e-archive invoice.
Advantages of German Parts Warehouse: Same day shipping, 14-day return policy, sales with e-archive invoice, WhatsApp expert support line (wa.me/905382927219). Our stock information is updated in real-time; your order is confirmed only 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.
This product is equivalent to the following OEM/original part numbers. You can search by your vehicle's original part number.
- 1120380071 — MERCEDES-BENZ
- A1120380071 — MERCEDES-BENZ
