Coolant Radiator BMW F45 F46 Mini F55 F56 B48 Water Coolant Radiator 7617635

Visual condition of the part

The product shows signs of use visible in the photos.

Coolant Radiator BMW F45 F46 Mini F55 F56 B48 Water Coolant Radiator is an original cooling system component, designed by BMW to ensure stable heat dissipation from the engine unit. This used OEM water radiator provides factory-spec fitment for hoses, mounts, and accessories, which facilitates installation and reduces the risk of operational issues.

Specifications and technical data

• SKU: 7617635
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7617635
• Substitutable numbers: 7617635, 17117617635
• Category: Radiators

Purpose and compatibility

The presented water radiator is designed for BMW 2 Series Active Tourer/Gran Tourer F45/F46 and Mini F55/F56 models equipped with the B48 family petrol engine. The OEM design guarantees the correct positioning of connection ports, adequate heat exchange surface area, and compatibility with the factory fan and support frame.

Thanks to the preservation of the original geometry, the radiator works with the stock front beam, coolant hoses, and sensors, which minimizes the need for additional modifications during replacement.

Construction and performance parameters

The water radiator belongs to the Water Radiators category, meaning it is responsible for the key stage of heat exchange between the coolant and the air flowing through the core. The applied layout of channels and fins ensures even fluid distribution and efficient heat dissipation under typical road conditions and higher engine loads.

Original OEM manufacturing translates into:

• stable cooling system operation across the full range of operating temperatures,
• proper cooperation with the thermostat and coolant pump,
• maintenance of factory heating and cooling parameters for the B48 unit.

Condition and benefits of choosing a used part

The item is offered in used condition, which allows for combining factory OEM quality with an attractive purchase price. For many BMW and Mini users, this is a reasonable compromise between costs and maintaining the original cooling system specifications.

Choosing a used OEM water radiator means, among other things:

• maintaining factory fitment without the need to adapt aftermarket replacements,
• reducing the risk of leaks resulting from imprecise fitting,
• the possibility of an economical repair after mechanical damage to the front of the vehicle.

The importance of a functional radiator in BMW and Mini operation

A functional coolant radiator has a direct impact on the durability of the B48 engine and driving comfort in city traffic and on the highway. Maintaining a stable operating temperature reduces the risk of overheating, protects seals, the turbocharger, and accessory components, and supports the proper operation of engine control systems.

To better understand how high temperatures and intensive use affect the cooling system, it is worth checking out our guide Summer heat vs. cooling system: used radiators and fans as a guarantee of savings, where we discuss practical aspects of selecting and operating used cooling components.

Expanding the cooling system in BMW

If you are planning a comprehensive repair or upgrade of the engine area in your BMW and need other components from the same group, such as additional radiators, coolant hoses, or mounting elements, check out the available parts in the BMW Water Radiators category.