BMW 5 Series E60 E61 LCI 520d N47N2 Radiator Coolant Vent Pipe Hose Petrol

BMW 5 Series E60 E61 LCI 520d N47N2 Radiator Coolant Vent Pipe Hose Petrol is an original cooling system component from the Lines, hoses and pipes group, designed for use in BMW vehicles. This used component allows for a technically correct replacement of a damaged coolant hose, ensuring proper coolant circulation in the petrol engine.

Specifications and technical data

• SKU: 7787457
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7787457
• Substitutable numbers: 7787457, 17127787457
• Fuel type: Petrol
• Category: Hoses, Lines & Pipes

Purpose and function of the coolant hose

The described coolant hose is a cooling system component responsible for directing coolant between individual engine components and accessories. A properly selected water pipe helps maintain a stable operating temperature of the power unit, which translates into correct performance, reduced risk of overheating, and longer service life of the components.

The product is dedicated to BMW 5 Series E60/E61 LCI (facelift) vehicles, which facilitates matching it to a specific engine configuration. Using a hose that is structurally consistent with the factory solution allows for maintaining the original geometry of fluid routing and compatibility with other system elements.

Benefits of using an original BMW hose

Using an original BMW coolant hose instead of a worn or leaking part brings a number of practical technical benefits:

• maintaining the factory coolant flow characteristics in the petrol engine,
• correct fit of diameters and shape to the connectors and mounts in the engine bay,
• reduced risk of leaks due to compliance with the original system design,
• easier installation thanks to the hose routing intended by the manufacturer.

For the user, this means stable cooling system operation, predictable vehicle behavior under various load conditions, and reduced risk of failures resulting from engine overheating.

Product condition and installation aspects

The offered coolant hose is a used part, which in practice means it comes from disassembly and may show signs of wear typical for this class of parts. Before installation, a standard visual inspection for potential mechanical damage, wear of working surfaces, and the condition of the connection ends is recommended.

During installation, it is worth paying attention to:

• correct positioning of the hose in accordance with the factory routing,
• cleanliness of the connectors and contact surfaces,
• proper tightening of clamps or connectors,
• bleeding the cooling system after filling it with fresh coolant.

Such an approach helps limit the risk of leaks and ensures proper system operation from the very first start after replacement.

Hose selection and vehicle compatibility

To correctly select the BMW 5 Series E60 E61 LCI 520d N47N2 Radiator Coolant Vent Pipe Hose Petrol for a specific vehicle, it is worth verifying compatibility with the model designation, body version, and engine type. It is also helpful to compare the shape and length with the currently installed element, which minimizes the risk of ordering errors.

The product belongs to the Lines, hoses and pipes group, which means it works with other cooling system components, such as the radiator, thermostat, or water pump. The consistency of the entire set of elements is crucial for maintaining the proper engine operating temperature in various road conditions.

If you are planning a comprehensive repair or upgrade of the cooling system area in your BMW and need other elements from the same group, such as additional coolant lines, flexible hoses, or rigid fluid pipes, check the available parts in the BMW lines, hoses and pipes category.

For drivers who are also thinking about improving the appearance of their car by changing wheels, a practical guide on the regeneration and purchase of rims may be useful – more information can be found in the article Used rims like new: a guide to buying and refurbishing aluminum rims.