BMW F10 F11 F20 F21 F22 F30 F31 F32 Petrol N20 Dual Twin Mass Flywheel 7638306

BMW F10 F11 F20 F21 F22 F30 F31 F32 Petrol N20 Dual Twin Mass Flywheel is a component from the Flywheels and gears group, designed for BMW N20 petrol engines. This original used part allows you to maintain the drivetrain performance characteristics in line with the manufacturer's factory specifications, ensuring smoother operation of the transmission system and reducing torsional vibrations.

Specifications and technical data

• SKU: 7638306
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7638306
• Substitutable numbers: 21207638306, 7638306, 21207605403 21207634767, 7605403 7634767, ŁS
• Fuel type: Petrol
• Category: Flywheels & Flexplates

Purpose and compatibility

The presented dual-mass flywheel is dedicated to popular BMW F-series models, such as the F10, F11, F20, F21, F22, F30, F31, and F32 with the N20 petrol engine. Using the correct dual-mass flywheel in this drivetrain is crucial for properly dampening vibrations generated by the engine and protecting the gearbox.

By adhering to the manufacturer's standards, this part works seamlessly with factory drivetrain equipment, which facilitates installation and reduces the risk of operational issues after replacement.

Technical and functional characteristics

The dual-mass flywheel in the N20 petrol engine is responsible for reducing torsional vibrations and smoothing out torque transmission to the gearbox. In practice, this translates into:

• smoother starting and gear shifting,
• reduced noise and vibration in the cabin,
• reduced load on gearbox and clutch components,
• more stable drivetrain operation at low and medium RPMs.

Selecting the right dual-mass flywheel for a specific engine and drivetrain configuration is particularly important for modern turbocharged units like the N20, where torque is available across a wide RPM range.

Condition, origin, and practical application

The offered item comes from the BMW line and is a used part, which allows for economical repair while maintaining the original design. This type of solution is often chosen for comprehensive service work on intensively used vehicles, where both cost and compliance with factory parameters are important.

A dual-mass flywheel of this type is suitable for:

• standard replacement of a worn-out drivetrain component,
• repairs following clutch or gearbox failure,
• preparing the car for further, long-term operation without interfering with the drivetrain's performance characteristics.

Benefits of using an original dual-mass flywheel

Using an original dual-mass flywheel in the N20 petrol engine helps maintain the factory refinement of the powertrain. Compared to aftermarket replacements, the original design ensures predictable behavior under load and better compatibility with the stock engine control unit software.

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

Technical support and tuning with used parts

When selecting a used dual-mass flywheel for a BMW with an N20 engine, it is worth paying attention to compatibility with manufacturer markings and the vehicle's service history. A properly selected used part can be a reasonable alternative to new components, especially in cars where the priority is optimizing service costs while maintaining proper drivetrain operation.

If you are interested in a broader context regarding the use of used drivetrain components in car modification and upgrade projects, take a look at the article The best used parts for tuning your car, where you will find practical tips on the informed selection of such components.

For BMW owners who want to better understand the importance of original used parts in maintaining the characteristic driving precision and drivetrain durability, the post BMW – sports performance and precision. How do original used parts extend the life of a Bavarian icon?, which discusses, among other things, procedures for selecting parts by OEM numbers, may also be helpful.