BMW 1 3 4 Series F20 F21 F30 F31 F32 F33 Engine Radiator Cooling Fan 7640508

BMW F20 F21 F30 F31 F32 Fan Shroud is an original part from the fans and fan shrouds category, designed for BMW F-series models. This used OEM part ensures a factory fit for the cooling system, facilitating installation and maintaining optimal engine operating parameters. It's a practical solution for drivers seeking a proven component at a reasonable price.

Specifications and technical data

• SKU: 7640508-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7640508
• Substitutable numbers: 17427640508, 7640508, 17427600557, 7600557
• Category: Fan & Shroud Assemblies

Purpose and Fitment for BMW F-Series

The fan shroud is specifically designed for the BMW F platform, including popular 1, 3, and 4 Series models. The OEM construction guarantees correct positioning of the fan relative to the radiator and other cooling system components, contributing to stable performance in both urban and highway driving conditions.

Thanks to its factory design, original mounting points, wiring routing, and service clearance are preserved. This minimizes the risk of incorrect installation and eliminates the need for modifications.

Construction and Function of the Fan Shroud

The fan shroud plays a crucial role in the cooling system by directing airflow through the radiator, thereby improving heat dissipation efficiency. For BMW F-Series vehicles, the proper shaping of the air ducts is important for both stop-and-go traffic and higher speeds.

The main functions of this component include:

• securely mounting the fan relative to the radiator,
• directing airflow through the radiator core,
• protecting the fan impeller from mechanical damage from the engine bay side,
• maintaining the correct distance from adjacent components.

A properly configured assembly like this helps maintain the engine's optimal operating temperature, which is vital for engine durability and driving comfort.

Benefits of Using an Original Used BMW Fan Shroud

Choosing an original, used BMW fan shroud offers a sensible compromise between cost and quality. An OEM part retains its factory geometry and compatibility with other cooling system components, which is particularly important in modern BMW designs.

The key advantages of this solution include:

• factory fit for the specific BMW F platform,
• preservation of original rigidity and mounting points,
• no need for adaptation or modification of the installation,
• quick replacement of a damaged shroud in a workshop setting.

For workshops and individual users, this translates to shorter vehicle downtime and a predictable repair outcome.

Condition, Origin, and Service Application

The offered part is from the BMW group and is classified as a used part, allowing for a significant reduction in repair costs while maintaining original specifications. These types of components are frequently chosen by workshops specializing in the BMW brand, especially for post-accident repairs and the replacement of damaged cooling system parts.

The fan shroud is suitable for both standard replacement of a worn-out part and for restoring a vehicle to full operational status after a collision, where damage to the front of the vehicle is common.

Technical Support and Cooling System Knowledge

If you want to better understand how high temperatures affect the cooling system and why a functional fan with a shroud is so important, check out our guide: Summer Heat vs. Cooling System: Used Radiators and Fans Guarantee Savings. You'll find practical tips on operating and selecting cooling components there.

When quick repairs and the availability of original components are crucial, the article on parts logistics may also be helpful: Availability of Used OEM Parts and Repair Time in the Workshop, which demonstrates how using used OEM parts reduces vehicle service time.

Other BMW Fans and Fan Shrouds

If you are also looking for other BMW fans and fan shrouds compatible with various models of this brand, explore our dedicated offer: BMW fans and fan shrouds. This will allow you to easily compare available solutions and select the right part for your car.