Audi S5 8T 4.2 V8 FSI CAUA Quattro Automatic Gearbox LEJ 0B6300036A WARRANTY

Listing details

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

Audi S5 8T 4.2 V8 FSI CAUA Quattro Automatic Gearbox LEJ is a factory-fitted automatic transmission from the Automatic gearboxes family, designed for the petrol version of the Audi S5 8T with quattro drive. This used OEM component is a solution for users looking for a technically matched, verified gearbox for a powerful V8 FSI engine, while maintaining the correct operating characteristics of the drivetrain.

Specifications and technical data

• SKU: 0B6300036A
• Mark: Audi
• Condition: Used
• OEM Part Number: 0B6300036A
• Substitutable numbers: 0B6300036A, 0B6 300 036 A, 0B6300036AX, 0B6 300 036 AX
• Fuel type: Petrol
• Gearbox type: Automatic
• Part type: Automatic Transmission
• Category: Automatic Transmission

Purpose and compatibility

The described automatic gearbox is dedicated to the sports version of the Audi S5 8T generation with a 4.2 V8 FSI CAUA petrol engine and quattro all-wheel drive. Using an original transmission from the same model family allows for the retention of factory mounting points, correct gear ratios, and proper cooperation with the vehicle's electronics, including the engine and drivetrain control modules.

Thanks to the preservation of the original drivetrain architecture, installation of the gearbox in a specialized workshop is predictable, without the need for adapting mechanical components or interfering with the body structure.

Technical characteristics and operation with the V8 engine

The gearbox has been designed to work with the high-revving 4.2 V8 FSI petrol engine, which translates into appropriately selected gear ratios and durability of internal components. Automatic gear shifting ensures smooth torque transfer to the quattro system, while simultaneously enabling the dynamic acceleration typical of the S version.

The transmission belongs to the Automatic gearboxes group, which means an integrated control system that works with safety and comfort systems (including traction control and electronic stability control). Proper matching of the gearbox to a specific engine and drivetrain version limits the risk of communication errors between controllers and calibration problems.

Benefits of choosing an original used gearbox

Choosing a used, original automatic gearbox for the Audi S5 8T is a solution that allows for a significant reduction in repair costs compared to purchasing a new component, while maintaining the factory design and operating parameters. The user gains:

• retention of the original gear shifting characteristics matched to the 4.2 V8 FSI engine,
• compatibility with quattro drive and factory controllers,
• the possibility of installation in place of a damaged gearbox without structural modifications,
• more predictable service costs compared to adapting transmissions from other models.

For informed users and workshops specializing in the Audi brand, this choice is often an optimal compromise between price and functionality.

Selection by OEM number and compatibility verification

To ensure full compatibility with a specific vehicle, it is crucial to match the gearbox by OEM number and vehicle data (VIN). In practice, this means checking whether the transmission comes from the same design family and is intended for use with a given engine, drivetrain, and controller software version. In case of doubt, it is worth using a guide on used drivetrain components – it discusses in detail, among other things, procedures for selection by VIN and OEM, differences between individual variants, and real operating costs: Why it is worth buying used gearboxes and engines – facts instead of myths.

If you need additional support in verifying the compatibility of the transmission with your car, a practical guide describing step-by-step how to use the OEM number and vehicle data when ordering parts may also be helpful: Guide: how to choose the right car part by VIN and OEM number.

Audi automatic gearboxes – expansion and modernization

If you are planning a comprehensive repair or modernization of the drivetrain area in your Audi and need other elements from the same group, such as a torque converter, control elements, or additional hydraulic components, check the available parts in the Audi automatic gearboxes category.

Summary

Audi S5 8T 4.2 V8 FSI CAUA Quattro Automatic Gearbox LEJ is an original, used automatic transmission designed for the powerful, petrol S5 version with all-wheel drive. Using a gearbox from the same model family allows for the retention of factory driving characteristics, proper cooperation with electronics, and a predictable installation process. For Audi S5 8T owners and specialist workshops, this is a technically justified alternative to a new transmission, enabling effective drivetrain repair at controlled costs.