Mercedes W205 Automatic Gearbox Oil Pipe Hose Line M274 A2052705800

Mercedes W205 Automatic Gearbox Oil Pipe Hose Line is an original drivetrain component designed for use with the M274 petrol engine and automatic transmission. As part of the Oil coolers and hoses group, it is responsible for the stable flow of transmission fluid between the gearbox and the cooling system, which supports proper operating temperature and component durability. Using this OEM component allows for a technically correct repair without the need for aftermarket replacements with uncertain parameters.

Specifications and technical data

• SKU: A2052705800
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2052705800
• Substitutable numbers: A2052705800, A 205 270 58 00
• Gearbox type: Automatic
• Part type: Oil Cooler Line
• Category: Oil Coolers & Lines

Purpose and function in the drivetrain

The oil pipe dedicated to the Mercedes C-Class W205 with M274 engine working with an automatic transmission is responsible for transporting transmission fluid between the gearbox and the heat exchanger or oil cooler. A stable flow of the working medium is crucial for:

• maintaining the proper oil temperature in the automatic transmission,
• ensuring adequate operating pressure in the circuit,
• reducing wear on friction elements and control valves,
• maintaining smooth and refined gear shifting.

By maintaining the factory geometry and internal diameter, the pipe works with the system without the need for modifications, which facilitates service and reduces the risk of leaks.

Benefits of using the original oil pipe

Using the original oil pipe for the automatic transmission in a Mercedes W205 with an M274 engine allows you to maintain operating parameters consistent with the manufacturer's specifications. The most important advantages include:

• Factory fit – correct length, shape, and mounting points, which facilitates installation in standard brackets and guides.
• Compatibility with the oil cooling system – the pipe is designed to work with a specific type of oil cooler and layout of lines in the engine compartment.
• Stable flow parameters – the appropriate diameter and internal construction support correct oil pressure in the automatic transmission.
• Ability to use existing service points – easier inspection for tightness and potential leaks during maintenance.

For users who want to maintain the integrity of the drivetrain and avoid problems with non-original replacements, such a pipe is a practical and technically safe solution.

Component condition and installation aspects

The offered oil pipe comes from dismantling and is a used product, which allows for an economical repair while maintaining the original specification. Before installation, a standard service procedure is recommended, including:

• inspecting the connection sockets and seals for any damage,
• checking the internal cleanliness of the pipe,
• verifying correct routing in the engine compartment, maintaining factory mounting points.

Proper installation of the pipe in the automatic transmission system reduces the risk of oil leaks, transmission overheating, and improper mechatronics operation.

Technical support and knowledge about the oil cooling system

To better understand the impact of oil pipes and coolers on the durability of the power unit and transmission, it is worth reading expert material on overheating and cooling system service – this is discussed in detail in the article Engine cooling system – overheating, repair, and used coolers. You will find practical tips there on how to monitor operating temperature and how to react to the first signs of cooling problems.

Related items from the same group

If you are planning a comprehensive repair or upgrade of the oil cooling area in your Mercedes and need other elements from the same group, such as additional oil pipes, oil coolers, or connectors, check the available parts in the Mercedes oil coolers and hoses category.