Mercedes W205 Gearbox Transmission Oil Cooling Pipes Hoses Lines A2052700403

Mercedes W205 Gearbox Transmission Oil Cooling Pipes Hoses Lines is an original drivetrain component responsible for stable heat dissipation from the automatic transmission. Thanks to its factory geometry and precise fit for the W205 platform, the set ensures proper oil flow, supporting safe transmission operating temperatures and longer component service life. This solution is designed for users who expect consistency with the original Mercedes design and wish to maintain the original performance characteristics of the system.

Specifications and technical data

• SKU: A2052700403
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2052700403
• Substitutable numbers: A2052700403, A 205 270 04 03
• Part type: Oil Cooler Line
• Category: Engine Oil Coolers & Lines

Function and role in the transmission oil cooling system

The set of transmission oil cooling pipes for the Mercedes W205 is responsible for transporting the working medium between the transmission and the oil cooler. A properly functioning set:

• stabilizes transmission oil temperature across a wide range of loads,
• reduces the risk of transmission overheating during city and highway driving,
• supports the maintenance of proper oil viscosity, which translates into smooth gear shifting,
• minimizes pressure losses in the circuit thanks to the matched diameter and line routing.

Replacing worn or leaking pipes with an original set dedicated to the W205 allows for restoring proper oil circulation and reducing the risk of costly transmission repairs.

Construction and fitment for Mercedes W205

The offered set of pipes is configured for the body architecture and drivetrain of the Mercedes C-Class W205 generation. This means that the routing, mounting points, and connection ends are consistent with the manufacturer's factory solutions. As a result:

• installation is straightforward, without the need for modifications to the system,
• compatibility with the factory oil cooler and transmission is maintained,
• the risk of stress on connections and potential micro-leaks is reduced.

Such fitment is particularly important in vehicles with an automatic transmission, where the stability of oil pressure and flow has a direct impact on the smoothness of operation and the durability of the entire system.

Condition and service application

The product comes from the Oil coolers and pipes group and is intended for service applications in Mercedes W205 vehicles experiencing symptoms related to improper transmission oil cooling. It can be used both for standard replacement of worn lines and during major transmission or oil cooling system overhauls.

Choosing an original set of pipes allows for maintaining the flow parameters specified by the manufacturer, which is crucial for the operation of modern automatic transmissions that are sensitive to fluctuations in oil temperature and pressure.

Technical support and cooling system insights

If you want to better understand how the cooling system and oil coolers affect the durability of the powertrain and transmission in modern cars, it is worth checking out our guide: Engine cooling system – overheating, repair, and used radiators. The article discusses practical aspects of operation and service that help avoid overheating and premature component wear.

System expansion – other Mercedes oil cooling components

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 pipes, oil coolers, or connecting elements, check out the available parts in the Mercedes oil coolers and pipes category.