

BMW X3 E83 M57N Crankshaft Seal | FEBI 104945 Spare Part
BMW X3 Series E83 M57N Crank Seal
FEBI 104945 | Original Equipment (OEM) | 100% German Quality
The BMW X3 Series E83 was produced between 2003-2010 with the M57N engine option. The crank seal is a critical part that isolates the crankshaft from the external environment, preventing oil leaks. This part is vital for the efficient operation of the engine. The crank seal with the code FEBI 104945 maintains the engine's oil pressure, preventing performance loss and extending the engine's lifespan. This part is considered an important component of the engine system.
Product Features and Benefits
- OEM Compatibility: FEBI 104945 is designed according to original equipment standards and manufactured according to specifications set by authorized services.
- Material Quality: Made from high-quality elastomer material, ensuring durability and long-lasting use.
- Durability and Lifespan: This part can withstand up to 100,000 km and shows resistance to high temperatures.
- Performance: By maintaining the engine's oil pressure, it increases fuel efficiency and reduces emission values.
- Testing and Certification: Manufactured in accordance with ISO 9001 and TS 16949 standards and has undergone quality testing.
Technical Details
| Manufacturer Brand | FEBI |
| Product Code (OE/OEM) | 104945 |
| Part Type | Crank Seal |
| Production Standard | OE equivalent / OEM |
| Origin | Germany |
| System | Engine |
Vehicle Compatibility
The FEBI 104945 crank seal is specifically designed for BMW X3 E83 chassis code vehicles. It is compatible with the following engine codes and can be used in vehicles produced between the specified years:
- Chassis code: E83
- Engine code: M57N
- Production year range: 2003-2010
- Trim/Variant: External Trim
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 been an original equipment supplier for BMW for many years. Its products are secured with ISO 9001, TS 16949, and IATF 16949 certifications. These parts, produced in Germany, have a high reputation in the spare part market. FEBI manufactures OE parts for brands like BMW and Mercedes, proving their reliability.
Installation and Usage Notes
The most important point to consider during the installation of the crank seal is the careful removal of the old part and the proper placement of the new part. During installation, the torque value should be set to 20 Nm. This part should be checked during engine oil changes and replaced if necessary. Additionally, the use of a gasket during installation is recommended. It is important to regularly check this part during long journeys and heavy city traffic to enhance engine performance.
Frequently Asked Questions
Which E83 models is this crank seal used in?
FEBI 104945 is used in all models with the BMW X3 E83 chassis code and M57N engine code. It is compatible with vehicles produced between 2003-2010.
Is it original or aftermarket?
FEBI is an original equipment manufacturer for BMW. Therefore, the FEBI 104945 crank seal has original part quality and offers higher performance compared to aftermarket parts.
How many km does this crank seal last / when should it be replaced?
FEBI 104945 can last up to 100,000 km under normal usage conditions. However, it is recommended to replace it immediately if there are signs of oil leakage or a drop in oil pressure.
Can I install it myself, or do I need to take it to a professional?
Installing the crank seal is a process that requires technical knowledge. If you do not have experience, it is recommended to consult a professional. Installation can be done with the necessary tools.
How long does it take to arrive, do I have a return right?
Your orders are shipped on the same day. You have a 14-day return right. Sales are made with e-archive invoices. You can always get help from our WhatsApp support line (wa.me/905382927219).
German Parts Warehouse Advantages: Same day shipping, 14-day return right, 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 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.
- 11147787262 — BMW
Compatible vehicle information not yet added.
