Audi A8 D4 4H 3.0 TDI CDTA Quattro Automatic Gearbox MXU 0BK300037CX WARRANTY

Listing details

The gearboxes are sold with a 90-day warranty! They were tested before removal and are in full working order. Audi A8 D4 4H 3.0 TDI CDTA Quattro Automatic Gearbox MXU is an original, used premium-segment transmission designed for a luxury Audi limousine with all-wheel drive. This Automatic Gearbox provides smooth gear shifting, high operating standards, and proper torque transfer under demanding operating conditions. It is a solution for users who expect factory compatibility and the maintenance of the driving characteristics intended by the manufacturer.

Specifications and technical data

• SKU: 0BK300037CX
• Mark: Audi
• Condition: Used
• OEM Part Number: 0BK300037CX
• Substitutable numbers: 0BK300037CX, 0BK 300 037 CX, 0BK300039E, 0BK 300 039 E
• Gearbox type: Automatic
• Category: Automatic Transmission

Purpose and technical characteristics

The presented automatic gearbox was designed specifically for the drivetrain of the Audi A8 D4 4H with a 3.0 TDI CDTA engine and Quattro drive. The use of an Automatic transmission allows for comfortable, predictable, and repeatable operation across the full load range, which is important for both city and highway driving. The automatic design of the transmission minimizes the risk of errors resulting from improper gear shifting, and the appropriately selected gear ratios support the flexibility of the 3.0 TDI unit. This is particularly important in heavier, well-equipped high-end vehicles, where stable power transmission affects the durability of the entire drivetrain.

Benefits of using an original automatic gearbox

Using an original automatic gearbox in the Audi A8 D4 4H ensures:

• Full structural compatibility with the factory Quattro drivetrain and vehicle electronics.
• Appropriately calibrated gear shifting characteristics for the 3.0 TDI CDTA engine.
• Stable torque transfer during dynamic acceleration and high-speed driving.
• Reduced risk of fitment issues typical of aftermarket replacements or incorrect transmission versions. For Audi users, maintaining the consistency of the drivetrain, safety systems, and driving comfort is crucial. A properly selected automatic gearbox allows for predictable vehicle behavior, which is important for both daily use and the future resale of the car.

Condition, selection, and practical application

The offered gearbox comes from the used OEM components segment, meaning it is a part sourced from dismantling that retains the manufacturer's factory specifications. This type of solution is often chosen for professional repairs when the priority is to combine original construction with a more favorable cost compared to a new unit. When selecting an automatic gearbox for the Audi A8 D4 4H, it is important to pay attention to:

• compatibility of the version with the specific 3.0 TDI CDTA engine configuration,
• intended use for the Quattro drivetrain,
• type of automatic transmission used in the specific model year and equipment variant. Proper matching helps avoid communication issues with control modules, drivetrain operation errors, and premature wear of cooperating components.

Audi automatic gearboxes – drivetrain 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 transmission components, check the available parts in the Audi Automatic Gearboxes category. For users who want to better understand the differences between individual types of transmissions and make an informed choice when selecting a used gearbox, the following guide will be helpful: Gearbox: manual, automatic, or DSG – typical faults and a guide to buying a used gearbox. The article discusses the characteristics of various solutions, typical signs of wear, and practical tips regarding installation and operation.

Summary

Audi A8 D4 4H 3.0 TDI CDTA Quattro Automatic Gearbox MXU is a proposal for drivers and workshops that prioritize original construction, predictable operation, and a perfect fit for a luxury high-end limousine. Choosing a used, factory-made automatic gearbox allows you to maintain the vehicle's character in accordance with the manufacturer's standards, while simultaneously reducing repair costs compared to a new unit.