BMW X3 G01 G20 G30 Cooling Coolant Thermostat Water Part 8642560

The BMW X3 G01 G20 G30 Thermostat Water Flange Part 8642560 is an original cooling system component from the Hoses, Pipes & Tubes group, designed for use in modern BMW X Series, 3 Series, and 5 Series models. The precise design of the flange ensures stable coolant flow around the thermostat, which helps maintain the correct operating temperature of the engine and reduces the risk of leaks.

Specifications and technical data

• SKU: 8642560-4
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8642560
• Substitutable numbers: 8642560, 11538642560
• Category: Hoses, Lines & Pipes

Technical Characteristics of the Thermostat Water Flange

The presented thermostat water flange is a genuine BMW factory part, designed to work with the cooling system in X3 G01, G20, and G30 series vehicles. As a component from the Hoses, Pipes & Tubes group, it is responsible for a leak-free and stable connection of water hoses in the thermostat area, which directly impacts the correct circulation of coolant.

The flange's geometry is adapted to the factory layout of components in the engine bay, facilitating installation and allowing for the preservation of the original hose routing. Appropriately shaped connection spigots minimize stress on the hoses, reducing the risk of micro-cracks and leaks during prolonged use.

Function in the BMW Cooling System

The cooling system in modern BMWs operates within a strictly defined temperature range, and the thermostat water flange acts as a connector between the thermostat and the hoses supplying and returning coolant. A correctly selected component:

• ensures a leak-free connection of water hoses in the thermostat area,
• stabilizes coolant flow at a critical point in the system,
• reduces the risk of leaks and pressure drops in the circuit,
• helps maintain the correct engine operating temperature under various load conditions.

By maintaining the factory geometry and connection diameters, the flange works with original hoses and other cooling system components, promoting trouble-free operation and simplifying servicing.

Selection, Installation, and Application

As a part designed for specific generations of BMW X3 and G Series, the thermostat water flange is suitable for users who expect to maintain the original performance characteristics of the cooling system. Installation involves replacing the existing component and connecting the water hoses according to the factory routing, which avoids the need for modifications to the system.

This part is ideal for both standard replacement of a worn flange and for more extensive service work within the cooling system, such as replacing the thermostat or water hoses. Using an original component helps maintain the technical consistency of the vehicle and facilitates subsequent diagnostics.

Product Condition and Benefits of Choosing a Used Part

The offered thermostat water flange is a used part, allowing for a reasonable purchase cost while maintaining the original manufacturer's specifications. For many BMW users, this is a practical solution that restores the cooling system's functionality while preserving the factory fit.

If you want to learn more about the used parts market and address any concerns about their quality, it's worth reading the guide Used Car Parts: Myths and Facts You Need to Know, which clearly explains common driver concerns.

Expanding BMW Cooling System Service

If you are planning a comprehensive repair or upgrade of the cooling system area in your BMW and need other parts from the same group, such as additional flanges, flexible water hoses, or rigid pipes for coolant flow, check the available parts in the BMW Hoses, Pipes & Tubes category.

By choosing the BMW X3 G01 G20 G30 Thermostat Water Flange Part 8642560, you opt for a component that is structurally consistent with the factory solution, supporting stable cooling system operation and facilitating the maintenance of proper engine thermal parameters in your BMW.