BMW G20 G21 Air Conditioning Pipe A/C Coolant Hose Line 6841355

BMW G20 G21 Air Conditioning Coolant Hose Pipe Tube is an original component of the air conditioning cooling system, designed for precise integration with the factory installation in BMW 3 Series G20/G21 models. By maintaining factory geometry and appropriately selected diameter, it ensures stable coolant flow and proper operation of the entire system. This is a practical solution for users who want to restore full air conditioning functionality while maintaining compliance with BMW factory standards.

Specifications and technical data

• SKU: 6841355
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6841355
• Substitutable numbers: 6841355, 64536841355
• Category: A/C Hoses & Fittings

Purpose and Function in the Air Conditioning System

The presented hose belongs to the group of Hoses, Pipes, and Connectors for Air Conditioning and is responsible for transporting coolant within the air conditioning system of the BMW 3 Series G20/G21 generation. The correctly shaped pipe allows for unobstructed routing of the working medium in the engine bay, maintaining required distances from other components and elements exposed to high temperatures.

A properly selected hose in this area is crucial for:

• maintaining the air conditioning system's seal and coolant cooling,
• stable operating pressure in the installation,
• reducing the risk of vibrations and chafing during operation,
• preserving the correct routing of hoses according to BMW's design.

Advantages of Using an Original BMW Hose

The original BMW air conditioning hose has been designed specifically for the G20/G21 body geometry, which translates to secure fitment to factory mounts and compatibility with standard connectors. The absence of modifications or adapter fitting shortens installation time and reduces the risk of leaks.

Key benefits include:

• maintaining the factory hose routing in the engine bay,
• appropriately selected flexibility and rigidity of sections,
• compatibility with original quick connectors and seals,
• consistency with other BMW air conditioning system components.

Performance Characteristics and Installation

This component comes from the BMW OE parts group, meaning it has been manufactured according to the vehicle manufacturer's requirements regarding materials, pressure resistance, and temperature. This type of hose is intended for installation in place of the original part, using factory mounting points and original connectors.

When replacing the air conditioning hose, it is recommended to:

• check the condition of other sections of the system and connectors,
• replace seals at connection points,
• perform a system leak test after installation,
• properly fill the system with refrigerant and coolant according to the service procedure.

Condition and Origin of the Component

The air conditioning hose is offered as a used part, sourced from a dismantled BMW vehicle. This type of component allows for economical repair of the system while maintaining the original manufacturer's specifications. Choosing a used OEM part is particularly beneficial for modern models where hose construction is tailored to a specific body generation and engine unit.

Expanding the BMW Air Conditioning System

If you are planning a comprehensive repair or upgrade of the air conditioning system area in your BMW and need other parts from the same group, such as additional hoses, pipes, or connectors, check the available parts in the category BMW Air Conditioning Hoses, Pipes, and Connectors.

More on the Cost-Effectiveness of Used Premium Parts

The decision to use a used air conditioning hose aligns well with the strategy of servicing premium cars using original parts from dismantling. A broader context of this approach – using Mercedes as an example – can be found in the article: Used Parts for Mercedes – Original Parts from Dismantling, which discusses the benefits of using proven OEM components at a reasonable price.