Oil Cooler Mercedes C207 W212 W218 Diesel OM626 Radiator A0995000400

Visual condition of the part

The product shows signs of use visible in the photos.

Oil Cooler Mercedes C207 W212 W218 Diesel OM626 Radiator is an original oil cooler designed for Mercedes diesel engines, engineered to stabilize operating oil temperature under demanding conditions. As a component from the Oil coolers and lines category, it supports proper lubrication of the powertrain, reducing the risk of overheating and accelerated component wear. This is a practical solution for users who want to maintain the efficiency of the lubrication system in C-Class, E-Class, and CLS models with diesel engines.

Specifications and technical data

• SKU: A0995000400
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A0995000400
• Substitutable numbers: A0995000400, A 099 500 04 00
• Fuel type: Diesel
• Category: Engine Oil Coolers & Lines

Purpose and function in the lubrication system

The presented oil cooler operates within the diesel engine's lubrication system, responsible for the controlled dissipation of heat from the engine oil. As a result, it:

• maintains a stable temperature of the lubricating medium under both typical and increased loads,
• reduces oil degradation during long-distance highway driving,
• supports the protection of mating components within the powertrain,
• indirectly influences the smooth operation and durability of the diesel engine.

This type of solution is particularly important in modern diesel units, where power density and high operating temperatures require efficient heat dissipation from the lubrication system.

Compatibility with diesel engines

The cooler has been designed to work with diesel engines, meaning it is adapted to the operating conditions characteristic of diesel units: higher torque, frequent load changes, and long service intervals. The Diesel fuel type in this case translates into:

• optimized oil flow and heat exchange characteristics,
• resistance to typical operating temperatures of diesel units,
• compatibility with oils meeting the parameters recommended by the vehicle manufacturer.

Thanks to this, the oil cooler serves as a cohesive part of the system, designed for the specifics of the diesel engines used in Mercedes C207, W212, and W218 models.

Construction and role in the Oil coolers and lines category

As an element from the Oil coolers and lines group, this oil radiator works with the supply and return lines of the lubricating medium, creating a closed oil cooling circuit. In practice, this results in:

• stable oil flow through the heat exchanger,
• effective transfer of excess thermal energy to the environment or another medium,
• the ability to maintain engine operating parameters within the range specified by the manufacturer.

A properly selected oil cooler helps reduce drops in lubrication efficiency at high temperatures, which is significant both in daily operation and during more intensive vehicle use.

Component condition and service application

The offered component is in used condition, making it an attractive service solution for users looking for original parts at a reasonable price. This type of element can be used for:

• lubrication system repairs following a failure or leak,
• restoring the factory configuration after improper modifications,
• economical replacement of a worn oil cooler in a diesel engine.

It is always recommended to verify the selection of the correct model against the part number and the specific vehicle's specifications to ensure proper fitment and trouble-free installation.

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 additional oil coolers, oil lines, or mounting elements, check out the available parts in the Mercedes oil coolers and lines category.

Technical support and knowledge about the cooling system

When working with the cooling and lubrication system, it is worth considering the impact of high ambient temperatures on the efficiency of the entire system. During the summer, it is particularly important to maintain the patency of flow channels and check the condition of radiators and fans. Practical tips regarding operation and the selection of used components can be found in the guide Summer heat vs. cooling system: used radiators and fans as a guarantee of savings, which will help you better plan service work on your Mercedes.