This crankshaft oil seal, designed for the N45 engine used in BMW 3 Series E46 chassis code vehicles, plays a critical role in ensuring the engine's oil tightness. In models produced between 2000-2006, it prevents oil from leaking out of the engine, supporting efficient engine operation. This part is vital for the healthy functioning of the engine and is manufactured to original equipment standards with the ELRING 257.770 code. The crankshaft oil seal is an essential component of the engine system and is necessary for proper engine operation.
Product Features and Benefits
- OEM Compatibility: The ELRING brand manufactures to high standards as an original equipment manufacturer. This oil seal fully complies with the standards used in BMW authorized services.
- Material Quality: Made from high-quality elastomer material, this oil seal offers durability for long-lasting use. It is resistant to heat and chemicals.
- Durability and Lifespan: Under normal usage conditions, this oil seal can last up to 100,000 km. It is resistant to extreme temperatures and engine conditions.
- Performance: It ensures oil tightness in the engine, thereby increasing engine efficiency and reducing fuel consumption.
Technical Details
| Manufacturer Brand | ELRING |
| Product Code (OE/OEM) | 257.770 |
| Part Type | Crankshaft Oil Seal |
| Production Standard | OE equivalent / OEM |
| System | Engine |
Vehicle Compatibility
This oil seal is designed to be compatible with the N45 engines of BMW 3 Series E46 chassis code vehicles. It can be safely used in the engine systems of these vehicles produced between 2000-2006. The E46 series reflects BMW's iconic design and engineering quality.
- Chassis code: E46
- Engine code: N45
- Production year range: 2000-2006
- Trim/Variant: 316i/318i/320i
It is recommended to confirm with our contact line using your 17-digit VIN (chassis) number for the correct part selection.
Quality and Warranty
ELRING holds an important position as an original equipment supplier for BMW. They manufacture OE parts for premium automotive brands such as BMW, Audi, and Mercedes.
Installation and Usage Notes
The crankshaft oil seal is a critical part for the proper functioning of the engine. The most important point to consider during installation is that the surface where the seal will be placed must be clean and smooth. It is recommended to check this part during every oil change. Additionally, using the appropriate torque values during installation and replacing the gasket if necessary is advised. Depending on the engine's usage conditions, it may need to be checked more frequently in city driving.
Frequently Asked Questions
In which E46 models is this crankshaft oil seal used?
This oil seal is used in BMW 3 Series E46 chassis code models 316i, 318i, and 320i. It is compatible with all versions that have the N45 engine code.
Is it original or aftermarket?
ELRING is a brand with original equipment manufacturer status for BMW. This oil seal is produced to original part quality and offers higher quality than aftermarket products.
How many km does this crankshaft oil seal last / when should it be replaced?
This oil seal can last up to 100,000 km under normal usage conditions. It is recommended to replace it when signs of wear, such as oil leakage, are observed.
Can I install it myself, or do I need to take it to a professional?
Installing the crankshaft oil seal is a procedure that requires expertise. If you do not have the appropriate tools and knowledge, it is recommended to have it installed at an authorized service.
How long does it take to arrive?
Your order is shipped on the same day. It will be shipped with an e-archive invoice.
German Parts Warehouse Advantages: Same day shipping, e-archive invoiced sales, 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 the correct OE/equivalent part as a quote.
