Mercedes-Benz E-Class W210 M112 240 280 320 Air Conditioning Compressor Pipe

Mercedes-Benz E-Class W210 M112 240 280 320 Air Conditioning Compressor Pipe is an original cabin cooling system component designed for installation in the rear section of the vehicle. Thanks to its factory-fit design for Mercedes vehicles with the M112 engine, it ensures stable refrigerant flow and proper integration with other air conditioning components. This is a practical solution for users looking for a proven, used part that retains full functionality.

Specifications and technical data

• SKU: A1122301956
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1122301956
• Substitutable numbers: A1122301956, A 112 230 19 56, BG
• Location on the vehicle: Rear
• Category: A/C Hoses & Fittings

Purpose and function in the air conditioning system

The offered pipe belongs to the Air conditioning pipes, hoses, and connectors category and is responsible for transporting refrigerant in the rear part of the vehicle body. A correctly selected component in this area is crucial for:

• maintaining the airtightness of the air conditioning system,
• stable refrigerant pressure in the circuit,
• even cooling of the passenger compartment,
• reducing the risk of failure of the compressor and other components.

Its location in the rear zone of the vehicle requires a pipe with the appropriate shape and diameter, matched to the factory mounts of the Mercedes E-Class W210 generation with the M112 unit.

Compatibility with Mercedes W210 M112

The pipe has been designed specifically for the air conditioning system architecture in the Mercedes W210 with the M112 engine. This means that:

• its geometry is adapted to the installation routing in the rear of the vehicle,
• the connectors used are compatible with factory sockets and mounts,
• it does not require modifications or system adaptations when the correct car model is selected.

As a result, installation can be carried out in an orderly manner, maintaining the original routing of the lines and without interfering with the vehicle's body structure.

Characteristics of the used pipe

The item comes from dismantling and is offered as a used air conditioning pipe. This type of part is a sensible choice when you want to maintain the original system specifications while optimizing repair costs. A used OEM component allows you to keep the air conditioning system consistent with the manufacturer's original design.

Before installation, a standard service procedure is recommended: checking the tightness of the entire system, replacing seals at connection points, and performing a pressure test after installing the pipe. This approach minimizes the risk of subsequent leaks and facilitates proper system recharging.

Technical support and additional information

To better understand the impact of the installation's condition on the durability of the entire cabin cooling system, it is worth reading the guide material regarding a key component, the air conditioning compressor. Practical tips, typical symptoms of failure, and recommendations for safe replacement can be found in the article Air conditioning compressor – symptoms of failure, causes, and safe replacement.

If you want to make informed choices when selecting original, used components for your car and are interested in how this translates into safety and repair durability, the guide Quality assurance and OEM safety – why used original car parts are the best choice for your car? will also be helpful.

If you are planning a comprehensive repair or upgrade of the air conditioning zone in your Mercedes and need other elements from the same group, such as pipes, flexible hoses, or service connectors, check the available parts in the Mercedes air conditioning pipes, hoses, and connectors category.