BMW Front Crankshaft Oil Seal 11118604931 OEM - High-Temp FKM Rubber with 0.05mm Tolerance for N52/N54 Engines
Price:
Negotiation
MOQ:
50PCS
Delivery Time:
5-15Days
Brand:
Czechdes
Product Description
BMW Front Crankshaft Oil Seal 11118604931
This genuine BMW front crankshaft oil seal is engineered to prevent oil leakage and maintain proper crankcase sealing in demanding engine environments. Constructed with premium materials and precision manufacturing, it delivers exceptional performance for high-speed engine operation.
Manufacturing Excellence
Material Selection
- Seal Lip: Premium Fluorocarbon Rubber (FKM) with temperature resistance from -40°C to +250°C
- Metal Housing: Precision zinc-plated steel ring with dimensional tolerance ≤0.05mm
Production Process
- Injection Molding: FKM compound bonded at 160°C for permanent adhesion
- Laser Trimming: Micro-finishing achieves 0.01mm circularity accuracy
- Dynamic Balancing: Tested at 3,000 rpm with radial runout
- Surface Treatment: PTFE coating reduces friction coefficient (μ
Quality Assurance
- Air Leak Test: ≤0.05ml/min leakage at 2bar pressure
- Salt Spray Resistance: 720-hour neutral salt spray testing (ISO 9227)
- Engine Validation: 500-hour full-load bench testing on N54 engines
Vehicle Compatibility
| Model Series | Chassis Code | Engine | Compatible Models | Production Years |
|---|---|---|---|---|
| 3 Series | E90 | N52 | 325i, 330i | 2005-2013 |
| 5 Series | E60/E61 | N52/N54 | 525i, 530i, 535i | 2003-2010 |
| X3 | E83 | N52 | xDrive25i, xDrive30i | 2006-2010 |
| X5 | E70 | N52/N54 | xDrive30i, xDrive35i | 2007-2013 |
| Z4 | E85/E86 | N52 | 3.0i, 3.0si, Z4 3.0si | 2005-2008 |
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Company
Guangzhou Yuanfenghang Automotive Parts Co., Ltd
Location
Room 01, 1st Floor, Building 4, No. 8 Xikeng, Lianquan Road, Yuexiu District, Guangzhou City, Guangdong Province
Contact Person
Sales