BMW E81 E87 LCI E90 F10 F11 F20 F21 F30 Flywheel Automatic 7797964

BMW E81 E87 LCI E90 F10 F20 Flywheel N47 is an original part from the Flywheels and Gears category, designed to work with the N47 engine and an automatic transmission. This is a solution for users who expect stable drivetrain operation, correct gearbox cooperation, and preservation of factory torque transfer characteristics in BMW cars.

Specifications and technical data

• SKU: 7797964
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7797964
• Substitutable numbers: 11227797964, 7797964
• Gearbox type: Automatic
• Category: Flywheels & Flexplates

Purpose and Drivetrain Compatibility

The presented flywheel has been designed to work with the N47 engine in BMW models of the E81, E87 LCI, E90, F10, and F20 series equipped with an automatic transmission. The design is tailored to the characteristics of this engine, allowing for proper torsional vibration damping and smooth torque transfer to the gearbox.

By maintaining the original geometry and operating parameters, the flywheel ensures:

• stable engine start-up,
• correct cooperation with the automatic transmission torque converter,
• appropriate operating smoothness across the entire RPM range.

Technical and Functional Characteristics

The flywheel from this series is a component of the drivetrain responsible for storing the crankshaft's kinetic energy and reducing rotational unevenness. In conjunction with an automatic transmission, it forms a cohesive system where aspects such as:

• precise balancing, contributing to vibration reduction,
• appropriately selected working mass,
• compatibility with the factory N47 engine ancillaries,

are important. Thanks to this, installing this component allows for maintaining factory drive parameters without the need for software modifications or interference with other sub-assemblies.

Condition, Origin, and Practical Application

The offered BMW flywheel comes from the used parts segment, which is a cost-effective solution for users looking for original components at a reasonable price. This type of part is particularly useful for:

• drivetrain repairs after a failure,
• refreshing the drivetrain in cars with higher mileage,
• modernization projects where preserving the factory specification is a priority.

Choosing an original flywheel from this series helps reduce the risk of compatibility issues that can arise when using aftermarket replacements with uncertain parameters.

Benefits of Using an Original BMW Flywheel

Using this component in the drivetrain brings a number of practical benefits. The most important include:

• maintaining the factory operating characteristics of the N47 engine in terms of throttle response and acceleration smoothness,
• correct cooperation with the automatic transmission, which translates to smoother gear changes,
• reduced risk of excessive vibrations and noise in the cabin,
• easier diagnostics and servicing due to the use of a component compliant with manufacturer documentation.

For users planning more extensive modifications or drivetrain refreshes, selecting the appropriate flywheel is one of the key stages of service work.

BMW Flywheels and Gears – Selecting the Right Components

If you are looking for other BMW flywheels and gears tailored to specific models and drivetrain configurations, check out our dedicated category: BMW Flywheels and Gears. There you will find a wide selection of drivetrain components, making it easier to choose parts for a specific engine version and gearbox type.

Used Parts vs. Drivetrain Tuning and Modernization

In projects where the flywheel is part of a broader modernization or tuning plan, it is worth considering the potential of well-chosen used parts. You can find more information on the conscious use of used components in car modifications in the article: Best Used Parts for Tuning Your Car. This is a practical addition to your knowledge when planning work on a BMW drivetrain with an N47 engine.