Audi A4 B8 A5 8T 1.8 TFSI Manual Gearbox 6 Speed JJF 0B1300027X 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 1.8 TFSI Manual Gearbox 6 Speed JJF is a factory-original, used transmission from the Manual Gearboxes category, designed for Audi vehicles equipped with a 1.8 TFSI petrol engine and a six-speed gear shifting system. It offers precise gear shifting, a robust construction, and operating characteristics matched to the original drivetrain parameters, allowing for a technically correct replacement of a worn-out gearbox without interfering with the manufacturer's design.

Specifications and technical data

• SKU: 0B1300027X-1
• Mark: Audi
• Condition: Used
• OEM Part Number: 0B1300027X
• Substitutable numbers: 0B1300027X, 0B1 300 027 X
• Fuel type: Diesel
• Gearbox type: Manual
• Part type: Manual Transmission
• Category: Manual Transmission

Purpose and technical characteristics

The presented gearbox belongs to the group of 6-speed manual transmissions used in Audi A4 B8 and Audi A5 8T models with the 1.8 TFSI unit. It has been designed to work with the drivetrain according to catalog data, while maintaining the typical Audi operating culture and appropriately selected gear ratios for both city and highway driving. The manual construction ensures a direct, mechanical connection to the drivetrain, which translates into predictable gear shift response, stable torque transfer, and the ability to precisely control engine performance across the full rev range.

Benefits of using an original used gearbox

Using an original, used gearbox to replace a worn or damaged component allows you to maintain the factory performance characteristics of the drivetrain without the risk of parameter mismatch. This type of component is designed for a specific vehicle platform, which ensures that:

• compatibility with factory controls and drivetrain accessories is maintained,
• the risk of incorrect gear ratio selection is minimized,
• predictable acceleration dynamics and flexibility in higher gears are preserved,
• installation follows a process similar to the factory service procedure. For many users, this represents a reasonable compromise between repair costs and maintaining original quality and fitment, without the need to use cheaper replacements with uncertain parameters.

Condition, verification, and preparation for installation

The gearbox is offered as a used component, which in practice means it has been removed from a vehicle and has undergone selection for further operation. Such components are frequently chosen by workshops specializing in the Audi brand because they allow for economical repairs while maintaining the manufacturer's original design. Before installation, standard service procedures are recommended, such as checking for leaks, verifying mounting points, inspecting the gear selector operation, and replacing the transmission oil in accordance with the vehicle manufacturer's recommendations. This approach increases the durability of the system and minimizes the risk of subsequent operational failures.

Selection and vehicle compatibility

To correctly select the gearbox for a specific Audi A4 B8 or A5 8T, it is crucial to compare the transmission code, engine type, and the type of drivetrain used. Proper selection guarantees the correct operation of the drivetrain, accurate speed readings, and compatibility with factory mounts and accessories. In case of doubt, it is worth consulting a mechanic or the store's technical department, providing the vehicle details to confirm compatibility. This helps avoid installation issues and ensures that the newly installed gearbox will work with other drivetrain components in a predictable and stable manner.

Repair expansion and additional information

If you are planning a comprehensive repair or upgrade of the drivetrain area in your Audi and need other components from the same group, such as housings, selector mechanisms, or mounting elements, check the available parts in the Audi Manual Gearboxes category. Before making a purchase decision, it is also worth reading practical tips regarding the operation and common failures of manual transmissions – these are discussed in detail in the article Manual gearbox failures in cars – why is an original used part a more reasonable choice than remanufacturing?, which describes symptoms of damage, estimated replacement costs, and arguments in favor of choosing original dismantled components.