BMW F10 F11 F20 F21 F22 F30 F34 Diesel N47NS1 Dual Twin Mass Flywheel Clutch Kit

BMW F10 F11 F20 F21 F22 F30 F34 Diesel N47NS1 Dual Twin Mass Flywheel Clutch Kit is a precision-engineered drivetrain component, dedicated to BMW F10, F11, F20, F21, F22, F30, and F34 series models. The kit ensures stable drivetrain operation, effective torsional vibration damping, and proper integration with the diesel engine, which translates into improved refinement and durability of other components.

Specifications and technical data

• SKU: 7647334
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7647334
• Substitutable numbers: 7647334, 21207647334, 7629269, 21207629269
• Fuel type: Diesel
• Category: Flywheels & Flexplates

Purpose and compatibility with the N47NS1 diesel engine

The presented dual-mass flywheel and clutch kit has been developed for the N47NS1 diesel engine, used in popular BMW F-series models. The design is matched to the torque characteristics of this unit, allowing for efficient load transfer while maintaining appropriate driving comfort.

The dual-mass flywheel, combined with the clutch disc and pressure plate, is responsible for smooth starting, reducing jerking, and minimizing noise in the drivetrain. As a result, the drivetrain is less exposed to overloads, and the transmission operates under more controlled conditions.

Technical characteristics of the dual-mass flywheel + clutch kit

The set includes components responsible for transferring torque from the crankshaft to the transmission while maintaining proper vibration damping. The dual-mass design allows for:

• reduction of torsional vibrations generated by the diesel engine,
• limitation of shock loads acting on the transmission,
• more linear torque delivery during acceleration,
• improved gear shifting comfort in typical road conditions.

A properly selected clutch kit working with the dual-mass flywheel ensures reliable power transmission and predictable behavior during starting, maneuvering, and driving under load.

Application in service practice

The complete dual-mass flywheel and clutch assembly is particularly useful for comprehensive drivetrain maintenance in BMW diesel vehicles. Replacing the entire set in a single service process reduces the risk of needing further intervention in the near future and facilitates the diagnosis of potential future faults.

The product belongs to the Flywheels and gears category, meaning it is a component closely related to engine and transmission operation. A correctly selected and installed kit influences the service life of other drivetrain components, such as shafts, bearings, and synchronizers.

Condition, origin, and selection of parts

The offered item is a genuine BMW part, ensuring adherence to factory design standards and compatibility with the intended engine units. As a used part, this kit provides a solution for users looking for a technically matched component on a reasonable budget, while maintaining the manufacturer's original specifications.

When selecting, it is recommended to verify compatibility with the specific engine and body version, as well as to compare parameters with the currently installed part. This helps avoid installation issues and ensures proper cooperation with existing equipment.

Expanding the scope of repair and additional information

If you are planning a comprehensive repair or upgrade of the engine and drivetrain area in your BMW and need other items from the same group, such as additional flywheels, gears, or related transmission components, check out the available parts in the BMW flywheels and gears category.

When deciding to install aftermarket components, it is worth reading practical tips on selecting used parts for German cars – the article Renovation and repair of German cars: which used parts are worth buying and which should be avoided? may be helpful, as it discusses types of components that are particularly important for drivetrain durability.