

Mercedes GL Series W166 M157 Belt Tensioner Pulley | FEBI 102153
Mercedes GL Series W166 M157 Belt Tensioner Pulley | FEBI 102153
FEBI 102153 | Original Equipment (OEM) | 100% German Quality
The Mercedes GL Series W166 is an SUV produced between 2012 and 2019, equipped with the powerful M157 engine. The belt tensioner pulley used in this vehicle ensures the proper functioning of the engine's belt system and helps maintain the correct tension of the belts. The belt tensioner pulley enhances the engine's performance and durability, preventing belt wear. Therefore, this part with the code FEBI 102153 is one of the most critical components of the engine and plays a vital role in ensuring the proper operation of the engine system.
Product Features and Benefits
- OEM Compatibility: FEBI 102153 is manufactured in accordance with original equipment standards. This part is approved by authorized Mercedes service centers and designed to provide a perfect fit in the vehicle.
- Material Quality: This belt tensioner pulley is produced using high-quality materials, ensuring longevity and durability. Additionally, the latest technologies have been employed in the manufacturing process.
- Durability and Lifespan: The FEBI 102153 belt tensioner pulley can withstand up to 100,000 km under normal conditions. It maintains its durability even in extreme temperatures and harsh conditions.
- Performance: This part ensures the proper functioning of the engine's belt system, increasing fuel efficiency and reducing emissions. It also reduces engine noise levels, providing a more comfortable driving experience.
- Testing and Certification: FEBI manufactures in compliance with international quality standards such as ISO 9001 and TS 16949. This guarantees the quality and reliability of the products.
Technical Details
| Manufacturer Brand | FEBI |
| Product Code (OE/OEM) | 102153 |
| Part Type | Belt Tensioner Pulley |
| Manufacturing Standard | OE equivalent / OEM |
| Origin | Germany |
| System | Engine |
Vehicle Compatibility
The FEBI 102153 belt tensioner pulley is compatible with vehicles of the Mercedes GL Series with chassis code W166. This part is used in models with engine code M157 and is fully compatible with all GL Series vehicles produced between 2012 and 2019. This model is positioned in the luxury SUV segment and is noted for its powerful engine structure.
- Chassis code: W166
- Engine code: M157
- Production year range: 2012-2019
- Trim/Variant: GL 350 / GL 500
It is recommended to confirm with our support line using your 17-digit VIN (chassis) number for the correct part selection.
Quality and Warranty
FEBI has extensive experience in the spare part market and serves as an original equipment supplier for many automotive manufacturers. As an approved supplier for Mercedes-Benz, FEBI is recognized for its high-quality parts and adheres to quality standards with ISO 9001/TS 16949/IATF 16949 certifications. The manufacturing facilities located in Germany are equipped with the latest technologies and continuously improve the quality of the products.
Installation and Usage Notes
The installation of the belt tensioner pulley should be done carefully. It is generally recommended to check it along with the belt replacement. During installation, it is important to pay attention to the torque value and use the necessary tools. Additionally, regular maintenance is advised to extend the lifespan of the belt tensioner pulley. This part should be checked more frequently under city driving conditions and should also be monitored during long journeys.
Frequently Asked Questions
In which W166 models is this belt tensioner pulley used?
The FEBI 102153 belt tensioner pulley is used in Mercedes GL Series W166 models produced between 2012 and 2019, particularly in vehicles with engine code M157.
Is it original or aftermarket?
FEBI operates as an original equipment supplier for Mercedes-Benz. Therefore, the FEBI 102153 belt tensioner pulley is of original part quality and offers high performance.
How many km does this belt tensioner pulley last / when should it be replaced?
The FEBI 102153 belt tensioner pulley can last up to 100,000 km under normal conditions. It is recommended to replace it when signs of wear are observed or when there is a loss of tension in the belt.
Can I install it myself, or do I need to take it to a mechanic?
The installation process requires specific technical knowledge. It is recommended to have it done by a skilled technician, but it can also be installed by an experienced user. It is important to have the necessary tools available.
How long does it take to arrive, do I have a return right?
Our products are shipped on the same day. You have the right to return within 14 days. You can get information from our support line.
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 support 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.
- 2782020219 — Mercedes-Benz
- A2782020219 — Mercedes-Benz
