BMW F20 F21 F30 114i 116i 118i 120i Petrol N13 Dual Twin Mass Flywheel 7621180

Description

BMW F20 F21 F30 114i 116i 118i 120i Petrol N13 Dual Twin Mass Flywheel is an original part from the Flywheels and gears group, designed for N13 petrol engines in popular 1 and 3 Series models. This used OEM component allows you to maintain the factory performance characteristics of the drivetrain, reduce torsional vibrations, and improve engine refinement while keeping maintenance costs reasonable. It is a practical solution for drivers who expect a proven design and compatibility with the factory BMW configuration.

Specifications and technical data

• SKU: 7621180
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7621180
• Substitutable numbers: 21207621180, 7621180, ŁS
• Fuel type: Petrol
• Category: Flywheels & Flexplates

Purpose and compatibility with the N13 unit

The presented dual-mass drivetrain component has been designed to work with the N13 petrol engine used in compact BMW F-series models. This ensures that the proper vibration damping characteristics are maintained, which translates into stable idling, smoother starting, and more predictable drivetrain behavior during load changes.

Selecting the correct flywheel from this group is crucial for the durability of the gearbox and clutch, as well as for driving comfort. Using an original BMW design reduces the risk of improper fitment and eliminates common problems associated with using aftermarket replacements with different operating characteristics.

Technical characteristics and function in the drivetrain

The dual-mass flywheel from this series is responsible for damping torsional vibrations between the crankshaft and the gearbox, which relieves the transmission components and improves vehicle comfort. The design, based on two interacting masses and a set of springs and dampers, allows for the reduction of jerking during gear changes and limits noise transmitted into the cabin.

A properly selected element from the Flywheels and gears category contributes to:

• more stable engine operation across the entire rev range,
• smoother torque transfer to the gearbox,
• reduction of dynamic loads in the drivetrain,
• more comfortable gear shifting, especially at low speeds.

Condition, origin, and benefits of choosing a used OEM part

The offered product is in Used condition, meaning it comes from a previously operated vehicle but retains functionality that allows for further use after proper installation. Choosing an original, used BMW component is a reasonable compromise between cost and maintaining factory specifications, especially for cars where compliance with the manufacturer’s original configuration is a priority.

A used OEM element from this group is a good solution for:

• workshops specializing in BMW service,
• users looking for parts with factory fitment,
• repair and upgrade projects where the cost-to-quality ratio matters.

Application in repairs, upgrades, and tuning

The dual-mass flywheel in the N13 petrol engine is important not only during standard maintenance replacements but also during engine software modifications or accessory changes. Maintaining proper vibration damping is essential when increasing torque to avoid overloading the gearbox and other drivetrain components.

If you are planning a project based on used components and want to better understand how to select such elements for car modifications, it is worth reading the article The best used parts for tuning your car, which discusses a practical approach to tuning using proven aftermarket parts.

Expanding the BMW drivetrain – related parts

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