Automatic Gearbox BMW F45 F46 220dX B47 GA8F22AW 8685420 WARRANTY

Listing details

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

Automatic Gearbox BMW F45 F46 220dX B47 GA8F22AW is a factory-original automatic transmission from the Automatic gearboxes category, designed for BMW 2 Series Active Tourer/Gran Tourer models with xDrive and the B47 engine. This used OEM component ensures the precision of the drivetrain characteristic of BMW while optimizing repair costs.

Specifications and technical data

• SKU: 8685420-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8685420
• Substitutable numbers: 8685420, 24008685420, 8685220, 24008685220, 8675220, 24008675220
• Gearbox type: Automatic
• Category: Automatic Transmission

Technical specifications and intended use

The presented gearbox belongs to the BMW automatic gearboxes group and is designed to work with the B47 diesel engine and xDrive all-wheel-drive system in F45 and F46 models. This type of automatic transmission was developed for smooth gear shifting, stable torque transfer, and maintaining the driving comfort typical of BMW vehicles.

The automatic design of the gearbox allows for precise gear shift control by the vehicle's electronics, which translates into predictable car behavior both in city traffic and during highway driving. This solution is particularly beneficial for family and fleet cars, where consistent performance and reduced jerking during gear changes are essential.

Benefits of using an original BMW automatic gearbox

Using an original automatic gearbox dedicated to the BMW F45/F46 220dX B47 allows you to maintain the factory performance characteristics of the drivetrain. Proper matching to the engine unit and vehicle control modules reduces the risk of electronic communication issues and minimizes the need for additional modifications during installation.

Key advantages of this solution include:

• maintaining factory gear shifting characteristics and throttle response,
• compatibility with the vehicle's safety systems and driving assistants,
• reducing the risk of incorrect gear ratio matching to engine torque,
• the ability to restore the original drivetrain performance after the failure of the previous gearbox.

Condition, verification, and selection by part number

The offered gearbox is a used component, which allows for a significant reduction in repair costs compared to a new unit, while maintaining the original BMW design. Before installation, a standard service procedure is recommended, including, among other things, changing the transmission fluid, filters, and checking seals in accordance with the recommendations of a workshop specializing in automatic transmissions.

The selection of this gearbox for a specific vehicle should always be based on the OEM part number and available interchangeable numbers, as well as data from the BMW catalog or the VIN. This approach minimizes the risk of transmission version incompatibility, software differences, or different drivetrain configurations.

Installation and operational recommendations

When replacing the automatic gearbox in a BMW F45/F46 220dX B47, it is worth paying attention to several important technical aspects:

• using the appropriate transmission fluid that meets the manufacturer's specifications,
• proper system bleeding and setting the oil level after installation,
• checking the condition of cooperating components (half-shafts, mounts, bushings, oil cooler),
• performing a gearbox adaptation using appropriate BMW diagnostic software, if required.

A replacement performed in this manner allows you to fully utilize the potential of the automatic transmission and reduce the risk of secondary faults resulting from improper installation.

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

Technical support and selecting the right gearbox

Before purchasing a used transmission, it is worth familiarizing yourself with typical signs of wear, differences between designs, and procedures for verifying technical condition. Practical tips regarding purchase, diagnostics, and operation can be found in the article "Gearbox: manual, automatic, or DSG – typical faults and a guide to buying a used gearbox", which discusses, among other things, automatic transmissions used in popular models.

If you want to better understand how using original used components affects the durability and handling characteristics of cars of this brand, the entry "BMW – sports performance and precision. How do original used parts extend the life of a Bavarian icon?" will also be helpful, containing practical information on selecting parts by OEM and VIN numbers.