Mercedes W205 Radiator Engine Water Coolant Cooler M264 Petrol A0995001703

Visual condition of the part

The product shows signs of use visible in the photos.

Mercedes W205 Radiator Engine Water Coolant Cooler M264 Petrol is an original cooling system component designed for models with the M264 engine. It ensures stable heat dissipation from the engine, which translates into safe operation of the power unit, especially in urban conditions and under higher loads.

Specifications and technical data

• SKU: A0995001703
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A0995001703
• Substitutable numbers: A0995001703, A 099 500 17 03
• Fuel type: Petrol
• Category: Radiators

Purpose and function in the cooling system

The presented radiator is a component from the Water radiators category, designed to work with the petrol powertrain in the Mercedes C-Class W205 generation with the M264 engine. Its task is to effectively transfer heat from the coolant to the environment so that the engine's operating temperature remains in the optimal range during driving in traffic jams, on the highway, and in high ambient temperatures.

Choosing the right radiator for a specific Mercedes model is crucial for the durability of the power unit, the tightness of the system, and proper cooperation with other components – hoses, thermostat, and fans.

Benefits of using an original Mercedes radiator

Using an original radiator dedicated to the M264 petrol engine in the Mercedes W205 ensures:

• proper fit to the cooling system mounts and connectors,
• compliance with the factory coolant flow characteristics,
• stable maintenance of operating temperature across a wide range of loads,
• consistency with the manufacturer's factory design solutions.

Thanks to this, the cooling system works in a predictable manner, and the risk of engine overheating or underheating is limited. This is particularly important in modern petrol units, where precise temperature control affects performance, fuel consumption, and exhaust emissions.

Characteristics of the used component

The offered radiator is a used part, which allows for an economical repair of the cooling system while maintaining the original manufacturer's specifications. This type of solution is often chosen for post-accident repairs or when replacing components after local mechanical damage, when a reasonable balance of cost and quality is required.

Choosing a used OEM radiator for the Mercedes W205 is particularly beneficial when the priority is to maintain the factory cooling system design, without the need to use replacements with uncertain flow and heat exchange characteristics.

Operation in M264 petrol engines

M264 petrol engines operate in high temperature and load ranges, especially under dynamic driving conditions. A functional liquid radiator:

• stabilizes the temperature of the cylinder head and engine block,
• supports the proper operation of engine oil by limiting overheating,
• reduces the risk of thermal deformation of aluminum components,
• allows maintaining operating parameters consistent with the engine control unit maps.

When replacing the radiator, it is recommended to simultaneously check the condition of hoses, clamps, and the quality of the coolant to fully utilize the potential of the newly installed component.

Mercedes water radiators – expansion and modernization

If you are planning a comprehensive repair or modernization of the engine area in your Mercedes and need other components from the same group, such as additional auxiliary radiators, oil cooling modules, or components cooperating with the air conditioning system, check the available parts in the Mercedes water radiators category.

More about cooling system operation in high temperatures

In the summer, the efficiency of the radiator is of particular importance – high ambient temperature limits heat dissipation capabilities, and any leak or drop in performance can accelerate engine overheating. If you want to better understand how weather conditions affect the cooling system and when it is worth considering installing a used radiator or fan, check out the guide Summer heat vs. cooling system: used radiators and fans as a guarantee of savings.