Seat Leon 5F Audi A3 8V Dual Mass Flywheel Automatic Gearbox 1.8 TSI 06K105266E

Seat Leon 5F Audi A3 8V Dual Mass Flywheel Automatic Gearbox 1.8 TSI is an original component from the Flywheels and gears group, designed for use with the 1.8 TSI petrol engine and an automatic transmission. Using a pre-owned component of this type allows for an economical yet technically sound repair of the drivetrain, maintaining the factory performance parameters of both the engine and the gearbox.

Specifications and technical data

• SKU: 06K105266E
• Mark: Seat
• Condition: Used
• OEM Part Number: 06K105266E
• Substitutable numbers: 06K105266E, 06K 105 266 E
• Fuel type: Petrol
• Gearbox type: Automatic
• Category: Flywheels & Flexplates

Technical characteristics of the dual mass flywheel

The dual mass flywheel in the version designed for the 1.8 TSI petrol engine paired with an automatic transmission is responsible for damping torsional vibrations generated by the power unit. Thanks to the use of two masses connected by a system of springs and friction elements, the loads transferred to the transmission are significantly reduced, which improves the operational refinement of the entire drivetrain.

In a configuration with an automatic transmission, the dual mass flywheel is crucial for smooth gear shifting, noise reduction, and the protection of internal transmission components. Properly selected moment of inertia and damping characteristics allow for stable idle speed, reduced jerking when starting, and improved driving comfort across the full range of loads.

Application in the drivetrain

The presented dual mass flywheel has been designed to work with a petrol-powered engine and an automatic transmission. This configuration requires precise tuning of the component to the torque characteristics of the 1.8 TSI unit and the transmission control algorithms, which is why using an original component is particularly important during repairs and upgrades.

In practice, replacing a worn dual mass flywheel with a functional OEM part allows you to:

• limit vibrations felt in the body and cabin,
• reduce knocking and noise during gear changes,
• decrease shock loads acting on the automatic transmission,
• improve the smoothness of starting and accelerating across the entire rev range.

Benefits of using an original pre-owned component

Choosing a pre-owned, original dual mass flywheel is a cost-effective solution while maintaining factory geometry and fitment to the crankshaft and drivetrain. An original component from this group is designed for long-term cooperation with a specific power unit and transmission type, which minimizes the risk of compatibility issues.

Compared to aftermarket replacements, the OEM part ensures:

• consistency with factory engine and transmission operating parameters,
• proper balancing of the entire rotating assembly,
• better predictability of behavior during dynamic driving,
• easier diagnostics in case of any future malfunctions.

Intended use and installation recommendations

A dual mass flywheel of this type is particularly recommended for comprehensive drivetrain maintenance, including the replacement of cooperating components within the engine and automatic transmission. Installation should be carried out by a specialized service, following the manufacturer's procedures, correct tightening torques, and inspection of mating surfaces.

To fully utilize the potential of this component, it is worth combining its replacement with an inspection of the automatic transmission, control system, and mounting elements. Such an approach allows for restoring the original refinement of the drivetrain and extending the service life of the entire assembly.

If you are planning a comprehensive repair or upgrade of the engine and drivetrain area in your Seat and need other components from the same group, such as other flywheels, gears, or cooperating torque transmission elements, check the available parts in the Seat Flywheels and gears category.

More about the use of pre-owned parts

When planning a repair or modification of the drivetrain, it is worth taking a conscious approach to the selection of pre-owned components, especially in the case of parts such as dual mass flywheels. Additional tips on the safe use of aftermarket components and their role in modifications can be found in the article The best used parts for tuning your car, which discusses the practical aspects of selecting and operating pre-owned elements in automotive projects.