

BMW Z4 E89 N54 Kayış Gergi Rulmanı | FEBI 28709
BMW Z4 E89 N54 Tensioner Pulley
FEBI 28709 | Original Equipment (OEM) | 100% German Quality
The BMW Z4 E89 was produced between 2009-2016 with the N54 engine. This tensioner pulley plays a critical role in ensuring the proper functioning of the engine's belt system. This part enhances the engine's performance and reliability by keeping the belts properly tensioned, thereby improving engine efficiency. This part, highlighted by the FEBI 28709 code, is an important component of the engine system.
Product Features and Benefits
- OEM Compatibility: This tensioner pulley fully complies with BMW's original equipment standards. It has been produced according to the standards set by authorized service centers.
- Material Quality: Manufactured with high-quality materials, it is resistant to wear. The latest technologies have been used in the production process.
- Durability and Lifespan: Offers an average lifespan of 100,000 km. It has successfully passed temperature and condition resistance tests.
- Performance: Increases the efficiency of the engine's belt system, providing fuel savings and improving overall engine performance.
- Testing and Certification: Manufactured in accordance with ISO 9001 and TS 16949 standards. Quality control processes have been meticulously applied.
Technical Details
| Manufacturer Brand | FEBI |
| Product Code (OE/OEM) | 28709 |
| Part Type | Tensioner Pulley |
| Production Standard | OE equivalent / OEM |
| Origin | Germany |
| System | Engine |
Vehicle Compatibility
Compatible with all models of the BMW Z4 E89 produced between 2009-2016 with the N54 engine code. This tensioner pulley enhances the efficiency of the vehicle's engine system, improving the driving experience.
- Chassis code: E89
- Engine code: N54
- Production year range: 2009-2016
- 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
FEBI has a long-standing history in the spare part market and serves as an OE supplier for prestigious brands like BMW. Its production facilities are located in Germany and meet quality standards with ISO 9001 and TS 16949 certifications. FEBI is known as a reliable brand in the automotive industry.
Installation and Usage Notes
The most important point to consider during the installation of the tensioner pulley is to ensure the belt is at the correct tension. A torque value of 20 Nm is recommended during installation. Tensioner pulleys should generally be checked along with belt replacement. More frequent checks are recommended for city driving conditions.
Frequently Asked Questions
In which E89 models is this tensioner pulley used?
This tensioner pulley is used in all variants of the BMW Z4 E89 model with the N54 engine code.
Is it original or aftermarket?
FEBI is a brand with OE manufacturer status for BMW. Therefore, FEBI parts are of original quality and performance.
How many km does this tensioner pulley last / when should it be replaced?
The tensioner pulley offers an average lifespan of 100,000 km. Signs of wear include loosening of the belt or noise formation.
Can I install it myself, or do I need to take it to a professional?
The installation process requires specific technical knowledge. If you lack experience, it is recommended to consult a professional.
How long does it take to arrive, do I have a return right?
Your orders are shipped on the same day. You have the right to return within 14 days.
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 will only be 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.
- 11287556251 — BMW
