Audi A3 8V 7 Speed Dual Clutch Gearbox RHR 1.5 TFSI DADA 0CW300049G WARRANTY

Listing details

The gearboxes are sold with a 90-day warranty! They were tested before removal and are in full working order. Audi A3 8V 7 Speed Dual Clutch Gearbox RHR 1.5 TFSI DADA is a precision dual-clutch automatic transmission designed to work with the 1.5 TFSI DADA petrol engine. This used gearbox from the Audi automatic transmissions family ensures fast, smooth gear shifts and comfortable operation in daily use. It is the ideal solution for drivers who expect an efficient, factory-matched powertrain unit without the need for costly repairs of an old transmission.

Specifications and technical data

• SKU: 0CW300049G
• Mark: Audi
• Condition: Used
• OEM Part Number: 0CW300049G
• Substitutable numbers: 0CW300049G, 0CW 300 049 G, 0CW300049GX, 0CW 300 049 GX
• Fuel type: Petrol
• Gearbox type: Automatic
• Part type: Automatic Transmission
• Category: Automatic Transmission

Technical characteristics of the 7-speed DSG gearbox

The presented gearbox belongs to the Automatic transmissions group and utilizes DSG dual-clutch technology, which allows for very fast gear changes with minimal interruptions in torque delivery. The use of seven gears helps maintain optimal engine RPM for the petrol unit, improving the dynamics and refinement of the powertrain. The transmission was engineered specifically for the 1.5 TFSI DADA unit, ensuring correct gear ratios, shift logic, and compatibility with the factory control software. The automatic mode facilitates city driving, while the quick throttle response is also effective during dynamic acceleration and overtaking.

Application in Audi A3 8V with petrol engine

The gearbox is intended for installation in the Audi A3 8V model with the 1.5 TFSI DADA petrol engine, which means it is factory-matched to the drivetrain architecture, mounts, and control systems. This allows for the preservation of the original driving characteristics intended by the manufacturer, without the need to adapt solutions from other models. The automatic design of the DSG transmission is particularly beneficial for drivers operating in urban traffic, where frequent gear changes in a manual transmission can be tiresome. At the same time, thanks to its dual-clutch construction, the gearbox performs well at higher speeds and during dynamic driving, maintaining stable petrol engine RPM.

Condition, origin, and benefits of choosing a used gearbox

The offered gearbox is in Used condition, meaning it has been dismantled and previously operated, but retains functionality suitable for further use after proper installation and basic workshop verification. Choosing a used DSG transmission is often a cost-effective solution compared to a full overhaul or purchasing a brand-new unit. The main advantages of purchasing a used 7-speed DSG gearbox for the Audi A3 8V include:

• preservation of the original design and fitment for the 1.5 TFSI DADA engine,
• reduction of powertrain repair costs while maintaining high functionality,
• possibility of a quick replacement of a damaged gearbox without long-term repair processes.

Installation and operational tips

Before installation, it is recommended that the workshop thoroughly checks the external condition of the gearbox, its seals, and prepares the system for the first start-up in accordance with the manufacturer's procedures. It is crucial to use the appropriate oil for DSG transmissions and to perform adaptations and basic calibrations using the correct diagnostic software to ensure proper cooperation with the petrol engine and vehicle electronics. Regular oil changes in the automatic transmission and monitoring of operating parameters during periodic inspections can significantly extend the life of the transmission. Taking care to start smoothly, avoiding excessive load on the gearbox at low speeds, and ensuring proper cooling of the powertrain positively affect the durability of the entire assembly.

Powertrain expansion and technical knowledge

If you are planning a comprehensive repair or upgrade of the powertrain area in your Audi and need other elements from the same group, such as housings, converters, or additional control components, check out the available parts in the Audi automatic transmissions category. To better understand the differences between manual transmissions, classic automatics, and dual-clutch designs, and to learn about typical signs of wear and best practices when buying a used gearbox, it is worth reading our guide article Gearbox: manual, automatic, or DSG – typical faults and a guide to buying a used gearbox. This will make it easier for you to assess which service actions to plan after installation and how to operate the gearbox to reduce the risk of future failures.