Audi S4 B8 S5 8T 3.0 TFSI CGWC Quattro Automatic Gearbox NSC 0B5300056C WARRANTY

Listing details

The gearboxes are sold with a 90-day warranty! They were tested before removal and are in full working order. Audi S4 B8 S5 8T 3.0 TFSI CGWC Quattro Automatic Gearbox NSC is a factory-fitted petrol automatic transmission from the Automatic gearboxes group, designed for high-end Audi models. It enables the maintenance of proper drivetrain characteristics in powerful 3.0 TFSI units, ensuring smooth gear changes and stable cooperation with the all-wheel-drive system. This is a solution for users who expect compliance with factory specifications and consistent drivetrain performance.

Specifications and technical data

• SKU: 0B5300056C-2
• Mark: Audi
• Condition: Used
• OEM Part Number: 0B5300056C
• Substitutable numbers: 0B5300056C, 0B5 300 056 C
• Fuel type: Petrol
• Gearbox type: Automatic
• Category: Automatic Transmission

Purpose and technical characteristics

The described automatic transmission has been designed to work with the 3.0 TFSI petrol engine in Audi S4 B8 and S5 8T models with Quattro drive. The gearbox construction is adapted to the high torque of the CGWC unit, which translates into stable power transmission during daily use and dynamic driving. The automatic transmission type ensures ease of operation, precise gear selection, and predictable drivetrain reactions. As an original component from the Audi range, the gearbox maintains full compatibility with factory control systems, vehicle electronics, and the all-wheel-drive system. This makes it possible to maintain proper operating parameters, such as gear shifting characteristics, cooperation with driving modes, and integration with safety systems.

Benefits of using an original Audi automatic gearbox

Using a factory automatic gearbox in an Audi S4 B8 or S5 8T allows for maintaining the consistency of the entire drivetrain. The original construction minimizes the risk of fitment issues, incorrect controller operation, or software incompatibility. This is particularly important in powerful 3.0 TFSI petrol units, where precise gear control has a direct impact on drivetrain durability and driving comfort. The automatic gearbox in this model ensures:

• smooth, predictable gear shifting under various loads,
• proper matching of gear ratios to the characteristics of the petrol engine,
• maintenance of factory operating parameters of the Quattro system,
• consistency with the vehicle's electronic systems.

Application in service practice

The presented automatic gearbox is intended for installation in Audi vehicles where it is necessary to replace a damaged transmission or restore full drivetrain efficiency after a failure. Choosing an original unit allows for reducing adaptation and configuration time, and also facilitates workshop work thanks to predictable compatibility with factory harnesses, mounts, and the oil cooling system. In a service context, it is important that the gearbox was designed as an integral part of the Audi S4 B8 and S5 8T drivetrain, which facilitates maintaining proper mounting geometry, correct connection to the driveshaft, and cooperation with the differential. Automatic gear control also allows for precise adjustment of the gearbox operation to the engine control unit software.

Used condition and a rational choice for premium cars

The item comes from the secondary market and is offered as a used part, which represents a reasonable compromise between repair costs and maintaining factory specifications. In the case of older premium models, using an original, used automatic gearbox often proves to be a more predictable solution than installing cheaper replacements of uncertain quality. You can read more about typical faults and the principles of selecting a transmission in our guide: Gearbox: manual, automatic or DSG – typical faults and a guide to buying a used gearbox. For users considering a broader service strategy for older premium cars, the following material may also be useful: why a used factory part is often the most reasonable choice for older cars, discussing the practical aspects of using original components from the secondary market.

Drivetrain expansion in Audi – related items

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 additional transmissions, compatible torque converters, or other automatic units, check the available parts in the Audi automatic gearboxes category.