Mercedes W169 W245 Engine Water Coolant Cooling Radiator OM640 A1695002103

The Engine Water Radiator for Mercedes W169 / W245 OM640 is an original cooling system component designed for efficient heat dissipation from the engine unit. Thanks to its factory-matched design for the OM640 engine and the engine bay of A-Class and B-Class models, it ensures stable operating temperature and safe conditions for other components. This is a solution for users seeking a tested, used part with preserved functionality.

Specifications and technical data

• SKU: A1695002103-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1695002103
• Substitutable numbers: A1695002103, A 169 500 21 03, A1695003604, A 169 500 36 04
• Part type: Radiator
• Category: Radiators

Purpose and Compatibility with the Cooling System

The presented water radiator is specifically designed for Mercedes A-Class W169 and Mercedes B-Class W245 models with the OM640 engine. The design, matched to the factory cooling system, allows for proper coolant flow, efficient heat exchange, and correct cooperation with other elements such as hoses, expansion tank, or fan.

By using an original manufacturer solution, the radiator maintains the appropriate heat exchange surface area and connection geometry, which facilitates installation in place of a worn-out component without the need for modifications or adaptations.

Construction and Performance Parameters of the Water Radiator

The radiator belongs to the category of Water Radiators, meaning it is responsible for transferring heat from the coolant to the surroundings through a dense network of channels and fins. This design ensures:

• efficient dissipation of excess heat from the OM640 engine under typical driving conditions,
• stabilization of operating temperature during city and highway driving,
• proper cooperation with the factory fan and cooling system shrouds.

The original manufacturing, characteristic of the Mercedes brand, promotes system tightness, structural rigidity, and resistance to typical thermal and mechanical loads encountered in the engine bay.

Practical Application and Benefits of Installation

The installation of this water radiator is particularly recommended in situations where the existing component shows signs of leaks, overheating, or mechanical damage. Choosing an original, used radiator allows for:

• maintaining the factory operating characteristics of the cooling system,
• reducing the risk of OM640 engine overheating,
• preserving compatibility with factory mountings and accessories.

An additional advantage is the presence of dedicated replacement part numbers, which facilitates matching the part to a specific vehicle configuration based on catalog data and service documentation.

Product Condition and Selection Verification

The offered water radiator is a used component, which is a cost-effective solution for drivers seeking a tested part at a reasonable price while maintaining the original manufacturer's specifications. Before purchasing, it is advisable to verify compatibility with your vehicle based on the OEM part number and interchangeable numbers visible in the technical specifications, as well as to compare the construction with the currently installed component.

This approach minimizes the risk of installation errors and allows for the quick restoration of full cooling system functionality in a Mercedes A-Class or B-Class with an OM640 engine.

If you are planning a comprehensive repair or upgrade of the engine area in your Mercedes and need other elements from the same group, such as radiator cores, radiator modules, or complete radiator packages, check the available parts in the Mercedes Water Radiators category.

Technical Support and Cooling System Knowledge

When selecting a used water radiator for a Mercedes, it is crucial to understand how temperature changes and loads affect the entire cooling system. During high summer temperatures, this is particularly important for engine durability and driving comfort. To better plan your service and make an informed decision about a used radiator, consult our guide: Summer Heat vs. Cooling System: Used Radiators and Fans Guarantee Savings.