BMW F01 F10 F11 F12 Coolant Tank Bottle Radiator Expansion 7601949

BMW F01 F10 F11 F12 Coolant Expansion Tank 7601949 is an original cooling system component from the Expansion Tanks group, designed for installation in selected BMW F-series models. This is a practical solution for users seeking factory fit, stable cooling system operation, and seamless integration with the existing setup.

Specifications and technical data

• SKU: 7647283-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7647283
• Substitutable numbers: 17137647283, 7647283, 17137601949, 7601949, 17137806038, 7806038, EM
• Category: Expansion & Overflow Tanks

Thanks to its construction compliant with the BMW manufacturer's standard, the tank ensures proper circulation and compensation of coolant volume, which helps maintain optimal engine operating temperature and reduces the risk of overheating during daily use.

Purpose and Function in the Cooling System

The presented expansion tank is a cooling system component responsible for compensating for volume changes in the coolant during engine heating and cooling. A correctly selected component of this type:

• stabilizes pressure in the cooling system,
• allows for safe discharge of excess coolant,
• facilitates coolant level monitoring,
• supports even heat dissipation from the engine unit.

This ensures that the cooling system in BMW F-series models maintains proper efficiency, which translates to safe and predictable engine operation under various road conditions.

Original Origin and Installation Compatibility

The tank comes from the BMW line, meaning it adheres to the factory design and material standards intended for this generation of vehicles. Original origin promotes:

• precise fit to mounting points in the engine bay,
• correct positioning of coolant pipes and hoses,
• compatibility with cooling system accessories used in the specific series.

This solution minimizes the need for installation modifications and allows for maintaining the integrity of the entire system, which is particularly important when servicing premium vehicles.

Characteristics of a Used Component

The offered expansion tank is a used item, providing a cost-effective alternative to new components while maintaining the original manufacturer's specifications. This type of part is a good choice in situations where:

• a quick replacement of a damaged tank after a failure is necessary,
• maintaining the original cooling system design is important,
• optimizing repair costs while selecting an OEM component is a priority.

Prior to installation, a standard check of the seals and the condition of the pipes and connections is recommended to ensure trouble-free operation after replacement.

Benefits of Using an Original Expansion Tank

Using an original expansion tank in BMW F-series vehicles offers a number of practical benefits:

• maintaining the factory operating characteristics of the cooling system,
• reducing the risk of leaks resulting from ill-fitting aftermarket parts,
• consistency with other system components, such as hoses, radiator, or water pump,
• easier diagnostics and future servicing due to compliance with manufacturer documentation.

For users who value predictability and technical correctness of solutions, choosing an original component from the Expansion Tanks group is a rational way to maintain the proper condition of the cooling system.

Related Components and Additional Information

If you are planning a comprehensive repair or upgrade of the engine area in your BMW and need other parts from the same group, such as additional tanks, mounting elements, or compatible hoses, check the available parts in the BMW Expansion Tanks category.

To maximize the potential of used components and ensure their long-term, stable operation, it is worth familiarizing yourself with practical tips on operation and maintenance, described in the article How to Extend the Lifespan of Used Car Parts?.