

BMW X6 E71 M57N2 N57 Alternator Tensioner Pulley | FEBI 34172
BMW X6 Series E71 M57N2, N57 Alternator Tensioner Pulley
FEBI 34172 | Original Equipment (OEM) | 100% German Quality
This Alternator Tensioner Pulley, designed for the BMW X6 Series E71, M57N2, and N57 engines, is a critical component to ensure the proper functioning of the vehicle's alternator system. The alternator tensioner pulley adjusts the tension of the belt during engine operation, allowing the alternator to operate efficiently. This part enhances the vehicle's overall performance by affecting the engine's energy production. The product with the code FEBI 34172 is manufactured in accordance with BMW's high standards and increases the reliability of your vehicle's alternator system.
Product Features and Benefits
- OEM Compatibility: FEBI 34172 is produced according to original equipment standards. This means the part is fully compatible with your vehicle and designed according to authorized service standards.
- Material Quality: Manufactured using high-quality materials. This enhances durability and ensures long-lasting use.
- Durability and Lifespan: FEBI 34172 is designed to withstand harsh conditions. Typical service life can reach up to 100,000 kilometers.
- Performance: This tensioner pulley increases the engine's energy efficiency, thereby reducing fuel consumption and emissions.
- Testing and Certification: The product is manufactured in accordance with ISO 9001 and TS 16949 standards and has passed quality control processes.
Technical Details
| Manufacturer Brand | FEBI |
| Product Code (OE/OEM) | 34172 |
| Part Type | Alternator Tensioner Pulley |
| Production Standard | OE equivalent / OEM |
| Origin | Germany |
| System | Engine |
Vehicle Compatibility
FEBI 34172 is designed for the BMW X6 Series E71. This part is compatible with vehicles that have M57N2 and N57 engine codes. The BMW X6 E71 was produced between 2008-2014 and offered high performance and durability during this period.
- Chassis code: E71
- Engine code: M57N2 / N57
- Production year range: 2008-2014
- Trim/Variant: 30d / 35d
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 is recognized for its many years of experience in the automotive spare part industry. As an OE supplier to BMW and many other brands, FEBI is known for its high-quality products. This brand, certified with ISO 9001, TS 16949, and IATF 16949, manufactures to high standards in Germany-based production facilities. FEBI's products stand out for their reliability in the automotive industry.
Installation and Usage Notes
The installation of the alternator tensioner pulley should be performed by professionals. Since this part ensures the efficient operation of the alternator by adjusting the tension of the belt, proper installation is vital. It is recommended to set the torque value to 25 Nm during installation. Checking and replacing the alternator tensioner pulley along with the belt change enhances the vehicle's performance. Regular maintenance is important for both city and long-distance use.
Frequently Asked Questions
In which E71 models is this alternator tensioner pulley used?
The BMW X6 E71 was produced between 2008-2014 and is used in all models with M57N2 and N57 engine codes.
Is it original or aftermarket?
FEBI is an original equipment supplier for BMW, and this part is manufactured according to original standards. There is no quality difference.
How many km does this alternator tensioner pulley last / when should it be replaced?
The typical service life is around 100,000 kilometers. Signs of wear include noise and belt slippage; it is recommended to replace it in these cases.
Can I install it myself, or do I need to take it to a professional?
The installation should be performed by professionals. It can be installed with the necessary tools, but the recommended service provides a more reliable result.
How long does it take to arrive, do I have a return right?
Your orders are shipped the same day. You have a return right within 14 days. For detailed information, you can reach our WhatsApp 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 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 a quote for the correct OE/equivalent part.
This product is equivalent to the following OEM/original part numbers. You can search by your vehicle's original part number.
- 11287799859 — BMW
