BMW G20 G21 G22 G23 G26 G42 A/C Air Con Air Conditioning Pipe Hose Line 9423280

BMW G20 G21 G22 G23 G26 G42 Air Conditioning Hose is an original A/C system component designed for precise refrigerant routing in modern 3 and 4 Series models. Thanks to its factory fit for the G platform, it ensures proper cooperation with the compressor, condenser, and other components, resulting in stable interior cooling parameters. A used OEM part is a sensible choice for drivers who want to maintain A/C efficiency at controlled service costs.

Specifications and technical data

• SKU: 9423280
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 9423280
• Substitutable numbers: 9395471, 9423280, 64539395471, 64539423280
• Part type: Fitting
• Category: A/C Hoses & Fittings

Purpose and Compatibility

The presented air conditioning hose has been specifically designed for the BMW G20, G21, G22, G23, G26, and G42 generation, i.e., modern variants of the 3 and 4 Series. This means maintaining the factory hose routing geometry, appropriate connector diameters, and proper sealing at connection points with other system components.

This ensures predictable installation without the need for modifications, and the A/C system retains parameters consistent with the vehicle manufacturer's specifications. This is particularly important in vehicles equipped with advanced climate control electronics, where correct operating pressures and hose tightness are crucial for trouble-free operation.

Construction and Function in the Air Conditioning System

The hose is part of the components responsible for transporting refrigerant between system sub-assemblies such as the compressor, condenser, evaporator, and dryer. The appropriately selected diameter, shape, and type of connectors allow for maintaining correct pressure and flow, which translates to efficient cabin cooling.

In practice, this means:

• system tightness is maintained at typical A/C operating pressures,
• resistance to vibrations and thermal loads in the engine bay is preserved,
• connections with other system components are compatible with factory sockets and mounts.

An original hose, part of the Air Conditioning Hoses, Pipes, and Connectors group, helps maintain the integrity of the entire A/C system, which is important for both spot repairs and larger service work.

Benefits of Using an Original BMW Hose

Using an air conditioning hose from a dismantled original BMW system offers a number of practical benefits:

• maintaining factory fit for the specific body generation and engine unit,
• compatibility with other A/C system components, facilitating diagnostics and service,
• economical repair while retaining OEM components.

A used OEM part is a particularly attractive solution for post-accident repairs or after a system failure, when several sections of the air conditioning system need replacement, and the priority is to combine quality with a reasonable budget.

Condition and Preparation for Installation

The air conditioning hose offered in this listing comes from a dismantled vehicle and is classified as a used original BMW part. This type of part is a good choice when the factory hose has been damaged, and the goal is to restore full A/C system functionality while maintaining compliance with the manufacturer's solutions.

Before installation, standard service procedures are recommended: checking the tightness of the entire system, replacing seals at connection points, performing a pressure test, and refilling the system with refrigerant according to the vehicle manufacturer's guidelines. This approach allows for the full utilization of the hose's potential and minimizes the risk of subsequent leaks.

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, flexible pipes, or service connectors, check the available parts in the BMW Air Conditioning Hoses, Pipes, and Connectors category.

When comparing solutions used in different premium brands and considering the purchase of parts from dismantled vehicles, it is worth familiarizing yourself with practical tips on component selection and service cost optimization – this is described in more detail in the article Used Mercedes Parts – Original Parts from Dismantling, which clearly shows the advantages of using original aftermarket components in premium cars.