

Mercedes S Series W220 M112 Connecting Rod Bolt | ELRING 434.490
Mercedes S Class W220 M112 Connecting Rod Bolt
ELRING 434.490 | Original Equipment (OEM) | 100% German Quality
The Mercedes S Class W220 is a luxury sedan equipped with the M112 engine code. This model was produced between 1998-2005 and offers a combination of high performance and comfort. The connecting rod bolt is one of the most critical components of the engine, connecting the connecting rod to the crankshaft and ensuring the engine operates smoothly. This part is extremely important for the reliability and performance of the engine. The ELRING 434.490 connecting rod bolt is designed to ensure the engine operates safely and is a part of the engine's mechanical system.
Product Features and Benefits
- OEM Compatibility: The ELRING connecting rod bolt is manufactured according to original equipment standards. It fully complies with authorized service standards and can be used seamlessly in the engine assembly.
- Material Quality: This connecting rod bolt is made from high-quality steel. Special manufacturing technologies have been used to enhance durability.
- Durability and Lifespan: The ELRING connecting rod bolt is designed for long-lasting use. An average lifespan of 100,000 km is expected, ensuring reliable operation of your engine for an extended period.
- Performance: This part enhances engine performance, improves fuel efficiency, and reduces engine noise.
- Testing and Certification: ELRING holds ISO 9001 and TS 16949 certifications. This guarantees that the manufacturing processes meet high standards.
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 S Class W220 model. This part can be used with vehicles that have the M112 engine code. The W220 model was produced between 1998-2005 and has many variants during this period. This connecting rod bolt is specifically designed to ensure the engine operates safely.
- Chassis code: W220
- Engine code: M112
- Production year range: 1998-2005
- Trim/Variant: All variants
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 many years of experience in the spare part market and supplies original equipment to many automotive manufacturers. This Germany-based brand documents the quality of its manufacturing processes with ISO 9001 and TS 16949 certifications. ELRING has enhanced its reputation in the industry by producing OE parts for luxury car brands like Mercedes-Benz. It guarantees part quality through the use of high-quality materials and advanced manufacturing technologies.
Installation and Usage Notes
The most important point to consider during the installation of the connecting rod bolt is the application of the correct torque value. Generally, the torque value during the installation of the connecting rod bolt should be between 25-30 Nm. The installation of this part is critical for the reliability of the engine. Additionally, care should be taken to ensure compatibility with other components of the engine during the replacement of the connecting rod bolt. It is recommended to change the connecting rod bolt along with the engine oil.
Frequently Asked Questions
In which W220 models is this connecting rod bolt used?
The ELRING 434.490 connecting rod bolt can be used in all variants of the Mercedes S Class W220 model with the M112 engine code. This model was produced between 1998-2005.
Is it original or aftermarket?
ELRING is a brand that supplies original equipment for Mercedes-Benz. This connecting rod bolt is an OE equivalent part, produced with high-quality materials and manufacturing standards. It is a very good choice in terms of price-performance ratio.
How many km does this connecting rod bolt last / when should it be replaced?
The ELRING 434.490 connecting rod bolt has an average lifespan of 100,000 km. However, this duration may be shortened in cases of engine overload or incorrect installation. It is recommended to replace it when signs of wear are observed.
Can I install it myself, or do I need to take it to a mechanic?
The installation of the connecting rod bolt is a procedure that requires expertise. If you do not have the necessary tools and experience, it is recommended to take it to a mechanic. There are torque values that need to be considered during installation.
How long does it take to arrive, do I have a return right?
Orders are shipped on the same day. You have the right to return within 14 days. It is sent with an e-archive invoice.
German Parts Warehouse Advantages: 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 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.
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
