Audi A4 B9 A5 F5 2.0 TDI Automatic Gearbox S-Tronic SJS 0CK300043B WARRANTY

Listing details

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

Audi A4 B9 A5 F5 2.0 TDI Automatic Gearbox S-Tronic SJS is a factory-fitted, automatic transmission from the S-Tronic family, designed for modern Audi models with a 2.0 TDI engine. Thanks to its dual-clutch design, it ensures fast, smooth gear shifts and comfortable drivetrain operation. This is a solution for users expecting consistent integration with the vehicle's electronics and the preservation of the original driving characteristics.

Specifications and technical data

• SKU: 0CK300043B
• Mark: Audi
• Condition: Used
• OEM Part Number: 0CK300043B
• Substitutable numbers: 0CK300043B, 0CK 300 043 B, 0CK300044G, 0CK 300 044 G
• Gearbox type: Automatic
• Part type: Automatic Transmission
• Category: Automatic Transmission

Technical characteristics of the S-Tronic gearbox

The presented gearbox belongs to the Automatic transmissions group and was designed specifically for the Audi A4 B9 and A5 F5 platforms with a 2.0 TDI unit. The applied S-Tronic automatic system combines the comfort of a classic automatic with the dynamic response typical of dual-clutch transmissions, which translates into precise torque transfer and stable vehicle behavior in various road conditions.

The automatic gear control works with the vehicle's onboard systems, enabling optimal gear selection for both economy and dynamics. This type of construction is particularly valued in daily use, where smooth starting, quick throttle response, and reduced jerking during gear changes are essential.

Purpose and compatibility

The gearbox was developed for the Audi A4 B9 generation and Audi A5 F5 generation models with a 2.0 TDI engine, ensuring proper fitment with factory mounts, half-shafts, and control systems. Using an original automatic transmission allows for maintaining compatibility with factory engine and gearbox control unit maps, as well as safety systems and driving assistants.

In practice, this means that after proper installation and electronic adaptation, the gearbox can operate in comfort and dynamic modes according to the manufacturer's specifications, without the need for non-factory modifications. This is important both for post-accident repairs and when replacing a worn-out transmission in vehicles under intensive use.

Benefits of using an original automatic transmission

Choosing an original S-Tronic gearbox for an Audi A4 B9 or A5 F5 brings a number of practical advantages:

• preservation of factory gear shifting characteristics and drivetrain operation,
• consistent cooperation with vehicle electronics and driver assistance systems,
• proper matching to the torque of the 2.0 TDI unit,
• ability to use factory driving modes (comfort and dynamic),
• reduced risk of mechanical and software compatibility issues.

For workshops and users, this means a more predictable installation process and easier diagnostics if further service work is required. The original design also facilitates subsequent maintenance in authorized and independent service centers specializing in the Audi brand.

Condition, verification, and installation recommendations

The offered gearbox comes from disassembly and is sold as a used component, which allows for a significant reduction in repair costs compared to purchasing a new transmission. Before installation, it is recommended to perform standard service procedures, such as checking for leaks, verifying mounting points, inspecting electrical connectors, and replacing consumables in accordance with the vehicle manufacturer's procedures.

Professional installation in a specialized workshop, combined with proper adaptation and computer diagnostics, allows you to fully utilize the potential of this automatic transmission and reduce the risk of improper drivetrain operation.

Technical support and selecting the right gearbox

When choosing a used automatic transmission, it is crucial to match it to the specific engine version, model year, and vehicle equipment. It is worth paying attention to the gearbox codes, software version, and compatibility with factory control units. Detailed information regarding the part number, interchangeable numbers, brand, condition, and gearbox type can be found in the technical specifications section, where parameters are marked with appropriate attributes, such as brand, condition, or gearbox type.

If you want to better understand when purchasing a used transmission is cost-effective, what to look for during selection, and how remanufacturing compares to replacing with a part from disassembly, read the article: Used gearbox – when is it worth it and what you need to remember. This is a practical compendium of knowledge for drivers and mechanics.

If you are planning a comprehensive repair or upgrade of the drivetrain area in your Audi and need other components from the same group, such as automatic transmissions with different gear ratios, gearbox housings, or control components, check the available parts in the Audi automatic transmissions category.