

Mercedes B Series W245 OM640 Connecting Rod Bolt | ELRING 434.490
Mercedes B Class W245 OM640 Connecting Rod Bolt
ELRING 434.490 | Original Equipment (OEM) | 100% German Quality
The Mercedes B Class W245 was produced between 2005-2011 with the OM640 engine. This connecting rod bolt is a crucial part of the engine, connecting the connecting rod to the crankshaft to ensure the engine operates smoothly. The strength and quality of this part are critical for reliable engine performance. The connecting rod bolt with the code ELRING 434.490 guarantees the healthy functioning of the engine's power transmission system.
Product Features and Benefits
- OEM Compatibility: ELRING is manufactured according to original equipment standards. This bolt ensures full compliance with authorized service standards and provides a reliable fit during engine assembly.
- Material Quality: Made from high-quality steel. This material enhances durability and maintains performance even under high-temperature conditions.
- Durability and Lifespan: This connecting rod bolt is long-lasting and durable. It can withstand up to 100,000 km under normal conditions.
- Performance: Enhances engine performance and optimizes power transmission. This results in improved fuel efficiency and reduced engine noise.
- Testing and Certification: Manufactured in accordance with ISO 9001 and TS 16949 standards. ELRING is known for its high-quality control processes.
Technical Details
| Manufacturer Brand | ELRING |
| Product Code (OE/OEM) | 434.490 |
| Part Type | Connecting Rod Bolt |
| Production Standard | OE equivalent / OEM |
| Origin | Germany |
| System | Engine |
Vehicle Compatibility
The ELRING 434.490 connecting rod bolt is compatible with the Mercedes B Class W245 model with the OM640 engine code. This part is fully compatible with all W245 models produced between 2005-2011 and is a critical component for enhancing engine performance. The connecting rod bolt ensures the proper functioning of the engine by connecting the connecting rod inside the engine.
- Chassis code: W245
- Engine code: OM640
- Production year range: 2005-2011
- Trim/Variant: All Variants
It is recommended to confirm with our support line using your 17-digit VIN (chassis) number for the correct part selection.
Quality and Warranty
ELRING has been recognized as an OE supplier for many years and provides spare parts to numerous automotive manufacturers. It meets quality standards with ISO 9001 and TS 16949 certifications, offering reliable products. This connecting rod bolt, produced in Germany, is designed for use in prestigious brands like Mercedes-Benz. ELRING has extensive experience in engine parts, providing high performance and durability.
Installation and Usage Notes
The installation of the connecting rod bolt should be performed by professionals. It is important to apply the correct torque value during installation; typically, a torque value between 30-40 Nm is recommended. Additionally, it is advised to replace the connecting rod bolt during every engine revision. Care should be taken during the installation of the bolt to ensure the engine operates smoothly, and other related parts should be replaced if necessary. Regular maintenance is recommended to maintain engine performance during long trips or heavy city driving.
Frequently Asked Questions
In which W245 models is this connecting rod bolt used?
The ELRING 434.490 connecting rod bolt is compatible with the Mercedes B Class W245 model with the OM640 engine code. It can be used in all W245 variants produced between 2005-2011.
Is it original or aftermarket?
ELRING is recognized as an original equipment manufacturer (OE). This connecting rod bolt is produced according to high-quality standards and offers reliable performance, unlike 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 under normal conditions. However, it is recommended to replace it during engine revisions.
Can I install it myself, or do I need to take it to a professional?
The installation process should be performed by professionals. Necessary tools and torque values must be adhered to. Authorized service is recommended.
How long does it take to arrive, do I have a return right?
Your order is shipped on the same day. You have the right to return within 14 days. Additionally, sales are made with e-archive invoices.
German Parts Warehouse Advantages: 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 from items physically available. If you write to our support line with your vehicle's chassis number, we will quickly provide you with the correct OE/equivalent part offer.
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
