Audi TT 8J 2.0 TFSI CDLB Quattro S-Tronic Transfer Box Case 0AV409053AF WARRANTY

Listing details

The gearboxes are sold with a 90-day warranty! They were tested before removal and are in full working order.

Audi TT 8J 2.0 TFSI CDLB Quattro S-Tronic Transfer Box Case is a specialized drivetrain component designed to work with the all-wheel-drive system in the Audi TT 8J model equipped with the 2.0 TFSI petrol engine. This used transfer box from this series is a solution for drivers looking for a technically matched component for the automatic transmission, allowing for the restoration of proper torque distribution to both axles. By maintaining the original Audi design, the part ensures consistent operation of the Quattro drivetrain and stable vehicle handling.

Specifications and technical data

• SKU: 0AV409053AF-1
• Mark: Audi
• Condition: Used
• OEM Part Number: 0AV409053AF
• Substitutable numbers: 0AV409053AF, 0AV 409 053 AF
• Fuel type: Petrol
• Gearbox type: Automatic
• Rim width: 8
• Category: Transfer Cases

Purpose and role in the drivetrain

The transfer box in the Audi TT 8J is responsible for precise torque distribution between the front and rear axles in the Quattro system. In combination with the automatic transmission and the 2.0 TFSI petrol engine, it creates a cohesive system that influences:

• traction stability during acceleration and cornering,
• vehicle control on surfaces with varying grip,
• even load distribution on drivetrain components.

Selecting a transfer box dedicated to the specific configuration of the TT 8J Quattro model reduces the risk of compatibility issues and facilitates the installation process in a specialized service center.

Benefits of using an original transfer box

Using a transfer box from the same Audi design family allows for maintaining factory drivetrain performance characteristics. In practice, this means:

• consistent operation with the automatic transmission control electronics,
• proper cooperation with electronic stability and traction control systems,
• correct gear ratios matched to the 2.0 TFSI unit.

A used component with its OEM structure intact is a solution often chosen for repairs when technical compatibility with a specific version of the Audi TT 8J is a priority, while simultaneously optimizing costs compared to purchasing a new unit.

Vehicle application and installation aspects

The transfer box in this configuration operates in a system with an automatic transmission and all-wheel drive, which requires maintaining the correct installation sequence and proper alignment relative to other drivetrain components. When replacing, it is worth paying attention to:

• the condition of the mating half-shafts and the driveshaft,
• the tightness of connections and the condition of seals,
• proper venting and the selection of lubricant medium in accordance with the vehicle manufacturer's recommendations.

Professional installation in a specialized workshop minimizes the risk of subsequent vibrations, noise, or uneven torque distribution, which directly affects driving comfort and safety.

Characteristics of the used component

As an element from the Transfer cases category, the transfer box is a component operating under demanding load conditions, which is why it is important to pay attention to its origin and compatibility with the specific drivetrain version when selecting a used part. A used component allows for:

• restoring drivetrain efficiency after a failure of the existing transfer box,
• reducing repair costs while maintaining the original Audi design,
• maintaining the handling characteristics typical of the Quattro drive.

For many Audi TT 8J users, this is a reasonable compromise between durability and operating economy, especially in the case of vehicles used intensively.

Technical support and additional information

When planning to replace components within the drivetrain, it is worth expanding your knowledge about the specifics of automatic transmission operation and the selection of used components. A helpful resource may be an article describing when purchasing a used transmission makes sense, what the differences are between manual and automatic gearboxes, and what to look for when assessing technical condition – details can be found in the material Used transmission – when is it worth it and what you need to remember.

If you are planning a comprehensive repair or upgrade of the drivetrain area in your Audi and need other elements from the same group, such as housings, intermediate gears, or additional torque distribution modules, check the available parts in the Audi Transfer cases category.