Smart Fortwo C450 Flywheel Automatic Transmission Gearbox Q0009855V001000000

Smart Fortwo C450 Flywheel Automatic Transmission Gearbox is an original component from the Flywheels and gears group, designed for powertrains with a gasoline engine and an automatic transmission. This used component allows for a technically correct replacement of a worn-out set, maintaining the factory torque transmission characteristics and powertrain refinement.

Specifications and technical data

• SKU: Q0009855V001000000
• Mark: Smart
• Condition: Used
• OEM Part Number: Q0009855V001000000
• Substitutable numbers: Q0009855V001000000
• Fuel type: Petrol
• Gearbox type: Automatic
• Part type: Dual Mass Flywheel
• Category: Flywheels & Flexplates

Purpose and function in the powertrain

The flywheel with clutch in the Smart Fortwo C450 model is responsible for the stable transfer of torque from the crankshaft to the automatic transmission system. In a configuration with a gasoline engine and an automatic gearbox, this component:

• dampens irregularities in engine speed,
• ensures smooth engagement and disengagement of the drive,
• improves gear shifting comfort and reduces gearbox vibrations,
• stabilizes the operation of the entire powertrain during starting and maneuvering.

A properly selected flywheel with clutch is crucial for the smooth operation of the automatic transmission, reduction of jerking, and correct interaction with the powertrain control system.

Application in Smart Fortwo C450 with a gasoline engine

The presented set has been designed to work with the gasoline powertrain in the Smart Fortwo C450, in a configuration with an automatic transmission. This means that its mass, vibration damping, and torque transmission characteristics are adapted to the specifics of this engine and the logic of the automatic gearbox.

In practice, this translates into:

• more predictable vehicle behavior during gear changes,
• stable RPM during city driving and maneuvering,
• reduction of unwanted vibrations transmitted to the body.

Characteristics of the used component

The item comes from dismantling and is classified as a used original component. This type of solution is often chosen for servicing city vehicles, where a reasonable repair cost is important while maintaining correct powertrain performance parameters. A used flywheel with clutch allows for:

• restoring the factory characteristics of the powertrain,
• maintaining compatibility with the factory automatic transmission control,
• reducing costs compared to purchasing a new set.

Before installation, it is recommended to perform a standard verification of the working condition by a mechanic – especially regarding friction surfaces, play, and any signs of overheating, in accordance with service procedures for this group of components.

Benefits of using an original flywheel with clutch

Using an original component from the Flywheels and gears group in the Smart Fortwo C450 allows you to maintain the parameters specified by the vehicle manufacturer. The main advantages include:

• factory fit for the gasoline engine and automatic transmission,
• proper cooperation with the powertrain control system,
• preservation of the manufacturer's intended starting and gear shifting characteristics,
• reduction of the risk of incompatibility, typical for replacements of uncertain origin.

For users planning longer vehicle operation, choosing such a solution is often more predictable than installing random replacements with unknown parameters.

Smart – dedicated drivetrain components

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

More about the use of used components

Choosing a used flywheel with clutch is a reasonable compromise between cost and functionality, especially in the case of city models like the Smart Fortwo C450. If you want to better understand how to consciously select used components for upgrading or refreshing your powertrain, it is worth reading the guide: The best used parts for tuning your car. You will find practical tips on the safe use of used components in service and modification projects.