Audi A4 B8 A5 8T 3.0 TDI Quattro Automatic Gearbox KXS 0B6300035S 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 B8 A5 8T 3.0 TDI Quattro Automatic Gearbox KXS is a complete, used automatic transmission designed for Audi models with Quattro all-wheel drive and a 3.0 TDI engine. This component comes from the manufacturer's line of original parts, which ensures proper fitment to the drivetrain and predictable performance during operation.

Specifications and technical data

• SKU: 0B6300035S
• Mark: Audi
• Condition: Used
• OEM Part Number: 0B6300035S
• Substitutable numbers: 0B6300035S, 0B6 300 035 S, 0B6 300 035 SX, 0B6300035SX
• Gearbox type: Automatic
• Part type: Automatic Transmission
• Category: Automatic Transmission

Application and compatibility

The presented automatic transmission is intended for Audi A4 B8 generation and Audi A5 8T vehicles with Quattro all-wheel drive and a 3.0 TDI unit. The design was developed specifically for these models, ensuring compatibility with factory equipment, electronics, and the operating characteristics of the drivetrain. This type of automatic transmission is particularly valued in upper-mid-range cars for its smooth gear shifting, stable torque transfer, and driving comfort in both city traffic and on the highway. Choosing an original transmission from this series allows you to maintain the consistency of driving parameters according to the manufacturer's specifications.

Construction and operating characteristics

The transmission belongs to the Automatic transmissions group and was designed as an integrated element of the Audi drivetrain with Quattro drive. The applied automatic gear-shifting technology ensures:

• smooth and predictable gear shifting under various loads,
• stable power transfer across the entire RPM range,
• comfortable operation in daily use,
• proper cooperation with the vehicle's electronic systems. Thanks to its factory design, the transmission maintains the correct mounting geometry, support points, and connection interfaces, which facilitates installation in place of a worn component without the need to modify other drivetrain elements.

Benefits of using an original automatic transmission

Choosing this automatic transmission for an Audi A4 B8 or A5 8T allows you to maintain the consistency of driving parameters with the vehicle's factory configuration. Key advantages include:

• Proper fitment – the transmission was designed for the specific 3.0 TDI engine and Quattro drive configuration, which minimizes the risk of compatibility issues.
• Consistent shifting characteristics – preservation of factory shift points and transmission operating logic.
• Integration with vehicle electronics – proper cooperation with control modules, safety systems, and driver assistance systems.
• The ability to restore original driving comfort after a failure or wear of the previous transmission. A component configured in this way is a good solution for users who want to keep their car in a condition close to the factory technical state, without experimenting with replacements of uncertain parameters.

Condition, origin, and technical selection

The transmission comes from dismantling and is offered as a used component, which allows for reducing repair costs while maintaining the manufacturer's original design. This type of solution is often chosen for major drivetrain repairs when regenerating the existing transmission is unprofitable or technically difficult. To properly select a transmission for a specific Audi vehicle, it is worth verifying the vehicle configuration, including the drive type, engine version, and transmission code. Matching by VIN number can also be helpful, which reduces the risk of purchasing an incorrect component and facilitates subsequent installation.

Selection support and additional information

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, casings, or complete transmissions, check the available parts in the Audi automatic transmissions category. When making a decision about installing a used transmission, it is worth familiarizing yourself with the principles of selecting such components, including assessing the technical condition and compatibility with a specific vehicle version – this is described in more detail in the article Is it worth investing in used car parts?, which discusses, among other things, selection by VIN and issues related to engines and transmissions.