Guangzhou Yuanfenghang Automotive Parts Co., Ltd
| Payment Terms | L/C,D/A,MoneyGram,D/P,T/T,Western Union |
| Supply Ability | 3000 |
| Delivery Time | 5-15Days |
| Packaging Details | Cardboard box or Wooden box |
| Part Number | 11537505806 |
| Product Name | Cylinder Head Water Pipe O-Ring |
| Material | Fluoroelastomer |
| Color | Black |
| Dimensions (ID×Thickness | 28.5mm × 3.5mm (±0.1mm tolerance) |
| Replaces Old Part Numbers | 11537505805, 11537505807 |
| Brand Name | Czechdes |
| Model Number | BMW N20 N46 N52 N54 N55 |
| Certification | ISO 9001，DIN 3771 |
| Place of Origin | China |
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Product Specification
| Payment Terms | L/C,D/A,MoneyGram,D/P,T/T,Western Union | Supply Ability | 3000 |
| Delivery Time | 5-15Days | Packaging Details | Cardboard box or Wooden box |
| Part Number | 11537505806 | Product Name | Cylinder Head Water Pipe O-Ring |
| Material | Fluoroelastomer | Color | Black |
| Dimensions (ID×Thickness | 28.5mm × 3.5mm (±0.1mm tolerance) | Replaces Old Part Numbers | 11537505805, 11537505807 |
| Brand Name | Czechdes | Model Number | BMW N20 N46 N52 N54 N55 |
| Certification | ISO 9001，DIN 3771 | Place of Origin | China |
| High Light | BMW E90 Car Engine Seals ，Car Engine Seals O Ring ，11537505806 | ||
| BMW Model | Chassis Code | Engine Series | Year Range |
|---|---|---|---|
| 3 Series | E90, F30 | N52, N54, N55 | 2005-2019 |
| 5 Series | E60, F10 | N52, N54, N55 | 2003-2017 |
| X3 | F25 | N20, N55 | 2010-2017 |
| X5 | E70 | N52, N54, N55 | 2006-2013 |
| 1 Series | E82, E88 | N54, N55 | 2007-2013 |
Precision Fit: OEM-equivalent dimensions (Ø28.5×3.5mm) for perfect sealing
High-Temp Material: Fluoroelastomer (FKM) withstands -30°C to +200°C
Coolant Resistant: Chemically stable with BMW-approved coolants
Pressure Rated: 3 bar static / 1.5 bar dynamic pressure capacity
Longevity: 50,000+ mile service life under normal conditions
Seals coolant transfer between cylinder head and water pipe
Maintains pressurized cooling system integrity
Compatible with BMW's N-series turbocharged engines
Critical for preventing coolant-air mixture in the system
Always clean sealing surfaces before installation
Lubricate with coolant (never petroleum grease)
Replace whenever coolant hoses are serviced
Torque water pipe bolts to 10Nm ±1Nm
Company Details
Business Type:
Manufacturer
Total Annual:
5000000-10000000
Employee Number:
100~150
Ecer Certification：
Verified Supplier
Guangzhou Yuanfenghang Auto Parts Co., Ltd. is a professional manufacturer and wholesaler specializing in high-end automotive parts, focusing on providing genuine and premium aftermarket parts for luxury brands such as Mercedes-Benz, BMW, Land Rover, and Jaguar. With over 138 employees, the compa... Guangzhou Yuanfenghang Auto Parts Co., Ltd. is a professional manufacturer and wholesaler specializing in high-end automotive parts, focusing on providing genuine and premium aftermarket parts for luxury brands such as Mercedes-Benz, BMW, Land Rover, and Jaguar. With over 138 employees, the compa...
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