Mercedes Vito Viano W639 Engine Cooling Radiator Fan Shroud Cover A6395051555

Visual condition of the part

The product shows signs of use visible in the photos.

Mercedes Vito Viano W639 Engine Cooling Radiator Fan Shroud Cover is a factory-original cooling system component, designed specifically for the W639 generation Vito and Viano models. As part of the Fans and fan shrouds group, it ensures stable fan mounting, proper airflow through the radiator, and predictable engine operating conditions in city traffic and under load. This used OEM component is a sensible choice for users looking for a technically matched solution at an attractive price.

Specifications and technical data

• SKU: A6395051555-2
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6395051555
• Substitutable numbers: A6395051555, A 639 505 15 55
• Category: Fan & Shroud Assemblies

Purpose and function in the cooling system

The radiator fan shroud in the Mercedes Vito/Viano W639 is responsible for precisely directing the airflow through the radiator core and providing stable seating for the fan. This allows the cooling system to maintain the correct engine operating temperature both during low-speed driving and under high thermal load conditions.

This component limits uncontrolled air turbulence, improves cooling efficiency, and reduces the risk of engine overheating. A properly selected shroud is particularly important in vehicles operated with heavy loads, in special conversions, or in heavy city traffic.

Benefits of using an original fan shroud

Using an original fan shroud in the Mercedes Vito/Viano W639 offers a number of practical benefits:

• secure, factory-fitment to the radiator and the vehicle's front frame,
• preservation of the airflow geometry intended by the manufacturer,
• stable fan mounting, reducing vibration and noise,
• better control of engine operating temperature compared to aftermarket replacements with uncertain fitment.

As a result, the cooling system operates in a more predictable manner, which promotes engine durability and vehicle comfort in daily use.

Installation and performance characteristics

The radiator fan shroud for the Vito/Viano W639 is designed as a component structurally compatible with the factory mounting system in the front end. This facilitates installation in place of a worn or damaged part, without the need for modifications to the vehicle's structure. In practice, this means shorter service time and a lower risk of fitment issues.

The used component allows for an economical repair of the cooling system while maintaining the original manufacturer's specifications. This is a good solution for workshops and individual users who expect compatibility with the factory cooling system without the cost of purchasing a new part.

Technical support and component selection

The fan shroud belongs to the Fans and fan shrouds group, so when selecting, it is worth paying attention to compatibility with the specific body version and cooling system configuration in the Mercedes Vito or Viano W639. If in doubt, it is helpful to compare the shape, mounting points, and the routing of cables and harnesses within the front end area.

If you are planning a comprehensive repair or upgrade of the engine area in your Mercedes and need other components from the same group, such as radiator fans, additional shrouds, or air ducts, check the available parts in the Mercedes Fans and fan shrouds category.

To better understand how the condition of the shroud and fan affects engine operating temperature in high temperatures, it is worth reading our guide: Summer heat vs. cooling system: used radiators and fans as a guarantee of savings.

Summary

Mercedes Vito Viano W639 Engine Cooling Radiator Fan Shroud Cover is a practical solution for users who want to restore the proper operation of the cooling system while maintaining the factory design. The used OEM component ensures proper airflow through the radiator, stable fan mounting, and predictable thermal engine operating conditions. It is a sensible choice for maintenance repairs where technical correctness, vehicle compatibility, and service cost control are important.