BMW E90 LCI F10 F20 F21 F30 F31 Diesel N47N Dual Twin Mass Flywheel Clutch Kit

Complete dual-mass flywheel with clutch for BMW with N47N diesel engine is a solution designed for demanding users who expect stable drivetrain operation and precise torque transfer. This set, including a dual-mass flywheel, clutch disc, and pressure plate, has been designed for BMW diesel units, ensuring smoother engine operation and better driving comfort.

Specifications and technical data

• SKU: 8638897-2
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8638897
• Substitutable numbers: 21208638897, 8638897, 2120759495821207638349, 2120761601421204588471, 75949587638349, 76160144588471, ŁS, 21207638349, 7638349, 21207594958, 7594958, 21204588471, 4588471, 21207616014, 7616014
• Fuel type: Diesel
• Category: Flywheels & Flexplates

Application and compatibility with N47N diesel engine

The presented clutch set with a dual-mass flywheel is intended for BMW models from the 1, 3, and 5 series equipped with the N47N diesel engine. The dual-mass design has been developed specifically for the torque characteristics of diesel units, effectively reducing torsional vibrations and relieving the gearbox.

The selection of this type of set is particularly important for cars used dynamically or for long journeys, where the drivetrain is subjected to high loads. Using a complete solution – dual-mass flywheel plus clutch – simplifies servicing and reduces the risk of incompatibility between individual components.

Construction of the dual-mass flywheel and clutch set

The dual-mass flywheel in this set is responsible for damping vibrations generated by the diesel engine, which translates into smoother engine operation, reduced load on the transmission, and higher driving comfort. The clutch, working with the dual-mass flywheel, ensures adequate pressure and stable torque transfer, which is crucial for the high torque typical of diesel engines.

The complete solution allows for maintaining the factory operating characteristics of the BMW drivetrain, while also facilitating installation – the mechanic has a set of components designed to work together as one system. This is beneficial both in terms of durability and predictability of the vehicle's behavior after repair.

Benefits of installing a used OEM set

Choosing an original set from the Flywheels and Gears category in a used version is a sensible compromise between cost and quality. OEM components are designed for specific BMW engine units and models, ensuring they retain proper operating parameters, geometry, and vibration damping characteristics. In practice, this means a better fit than many aftermarket replacements.

A used dual-mass flywheel and clutch set can be particularly attractive for repairs of heavily used vehicles, where quick restoration of functionality while maintaining correct driving characteristics is important. A properly selected set helps reduce jerking when starting off, low-speed noise, and unwanted vibrations transmitted to the body.

Professional selection and technical support

To fully utilize the potential of this set, correct selection for the specific BMW model and engine version is essential. Verification by OEM number and interchangeable numbers ensures that the set will work with the given gearbox and engine accessories. If in doubt, it is advisable to consult a mechanic or a BMW drivetrain specialist who can assess the condition of other drivetrain components, such as the release bearing or pilot bearing.

If you are planning a comprehensive repair or upgrade of the drivetrain area in your BMW and need other parts from the same group, such as additional flywheels, intermediate gears, or gear components, check the available parts in the BMW Flywheels and Gears category.

More about tuning and using used parts

For drivers who treat their BMW not just as a means of transport but also as a base for modifications, used OEM components can be an interesting alternative when building a project with increased power or improved driving characteristics. Properly selected drivetrain components allow for better torque transfer to the wheels and prepare the car for further modifications.

If you want to learn how to consciously use used components for modifications and what to look for when selecting them, read the article Best Used Parts for Tuning Your Car, which discusses a practical approach to tuning using proven aftermarket parts.