The Mercedes S Class W221, with the OM642 engine option, was produced between 2005 and 2013. The belt tensioner bearing of this model is a critical component to ensure the proper functioning of the engine's belt system. The belt tensioner bearing adjusts the tension of the engine's belts, preventing slippage and wear. Therefore, a healthy belt tensioner bearing is extremely important for engine performance and longevity. This part, coded FEBI 100171, is manufactured in accordance with original equipment standards and belongs to the engine's tensioning system.
Product Features and Benefits
- OEM Compatibility: The FEBI 100171 belt tensioner bearing fully complies with original equipment specifications. This part is designed and manufactured according to Mercedes authorized service standards.
- Material Quality: This bearing is produced using high-quality materials, noted for its durability and long lifespan. The manufacturing technology enhances the wear resistance of the part.
- Durability and Lifespan: The estimated service life of this belt tensioner bearing can reach up to 100,000 kilometers. This part is resistant to temperature and conditions, maintaining performance even in challenging driving situations.
- Performance: By ensuring the healthy operation of the engine's belt system, it increases fuel efficiency and reduces engine noise.
- Testing and Certification: This part is produced according to ISO 9001 and TS 16949 standards and has passed quality control processes.
Technical Details
| Manufacturer Brand | FEBI |
| Product Code (OE/OEM) | 100171 |
| Part Type | Belt Tensioner Bearing |
| Production Standard | OE equivalent / OEM |
| Origin | Germany |
| System | Engine |
Vehicle Compatibility
The FEBI 100171 belt tensioner bearing is compatible with vehicles of the Mercedes S Class W221 chassis code, with the OM642 engine code. This part is suitable for use in vehicles produced between 2005 and 2013. The W221 belongs to the luxury sedan class, offering both comfort and performance.
- Chassis code: W221
- Engine code: OM642
- Production year range: 2005-2013
- Trim/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
FEBI has a long-standing history in the spare part market and serves as an OE supplier for prestigious brands like Mercedes-Benz. Its production facilities are located in Germany and meet quality standards with ISO 9001, TS 16949, and IATF 16949 certifications. FEBI continuously strengthens its reputation in the industry with high-quality spare parts.
Installation and Usage Notes
The belt tensioner bearing should be checked along with the engine belts and replaced if necessary. During installation, torque values should be observed, and the process should be carried out according to the manufacturer's instructions. To extend the lifespan of the belt tensioner bearing, it is important to perform regular maintenance on the engine and have the belt system checked. The condition of the belt system should be reviewed before long journeys.
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 from 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.
