Audi A5 5F A4 B9 2.0 TDI Automatic Gearbox S-Tronic TXB 0CK300046K WARRANTY

Listing details

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

Audi A5 5F A4 B9 2.0 TDI Automatic Gearbox S-Tronic TXB is a factory-original drivetrain component designed for 2.0 TDI diesel units. This used S-Tronic automatic transmission ensures precise, smooth gear shifting while maintaining the performance characteristics required by Audi. It is an ideal solution for users looking for a technically compatible component instead of costly overhauls or purchasing a new unit.

Specifications and technical data

• SKU: 0CK300046K
• Mark: Audi
• Condition: Used
• OEM Part Number: 0CK300046K
• Substitutable numbers: 0CK300046K, 0CK 300 046 K
• Fuel type: Diesel
• Gearbox type: Automatic
• Category: Manual Transmission

Purpose and compatibility

The presented S-Tronic automatic transmission is designed to work with 2.0 TDI Diesel engines in Audi A4 B9 and Audi A5 5F models. The construction is adapted to the drivetrain architecture of these generations, which allows for the preservation of factory acceleration parameters, smooth operation, and fuel consumption levels. Automatic transmission control ensures comfortable operation both in city traffic and on the highway.

Technical characteristics of the S-Tronic transmission

The S-Tronic automatic transmission combines the convenience of a classic automatic with the dynamic response typical of dual-clutch gearboxes. The applied design solutions allow for:

• efficient torque transfer from the diesel unit,
• reduction of power delivery interruptions during gear changes,
• maintaining stable engine RPM within typical operating ranges,
• increased driving comfort thanks to automatic gear selection.

Thanks to its factory origin from the Audi brand, compatibility with factory control units and drivetrain logic is maintained, which facilitates integration with the vehicle's existing systems.

Condition, origin, and practical application

The offered transmission belongs to the group of used OEM components, meaning it comes from vehicle dismantling and retains the manufacturer's original specifications. This type of component is particularly recommended in situations where:

• the existing transmission has suffered a major mechanical or electronic failure,
• overhauling the old transmission is economically unjustified,
• the priority is to maintain the factory characteristics of the drivetrain.

Choosing a complete, used automatic transmission allows for shorter repair times and reduces the risk of problems resulting from incomplete regeneration of individual sub-components.

Benefits of using an original automatic transmission

Using an original S-Tronic transmission in an Audi A4 B9 or A5 5F brings a number of practical benefits:

• Factory fit – maintaining compatibility with the control system, mounts, and vehicle accessories.
• Consistent driving characteristics – automatic gear shifting in accordance with the manufacturer's specifications, without the need for software modifications.
• Repair cost optimization – favorable price-to-functionality ratio compared to new components.
• The ability to utilize existing service infrastructure and assembly procedures in workshops specializing in the Audi brand.

Technical support and selecting the right transmission

When selecting an automatic transmission for a specific Audi vehicle, it is crucial to match it based on the engine version, model year, and drivetrain configuration. Proper comparison of vehicle identification data and transmission codes minimizes the risk of assembly or software incompatibility. A detailed discussion of selection procedures, as well as a comparison of the costs of purchasing used versus new components, can be found in the guide Why it is worth buying used gearboxes and engines – facts instead of myths, which explains the most important issues in a practical way.

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, shafts, or control elements, check the available parts in the category Audi manual transmissions.

Additional information on typical transmission faults and practical tips when buying a used gearbox – both automatic and manual – is also provided in the guide Gearbox: manual, automatic or DSG – typical faults and a guide to buying a used gearbox, which can be a valuable supplement before making a service decision.