Mini Countryman F60 ALL4 B38X Automatic Gearbox 9455264 GA6F21AW WARRANTY

Listing details

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

Mini Countryman F60 ALL4 B38X Automatic Gearbox GA6F21AW is a factory-original, used automatic transmission designed for petrol engines with the ALL4 drive system. Thanks to its OEM design, it ensures consistency with Mini's factory drivetrain architecture and enables professional transmission replacement in vehicles equipped with the B38X engine. This is a solution for users who expect precise automatic operation, the preservation of original driving parameters, and correct interaction with the vehicle's electronics.

Specifications and technical data

• SKU: 5A2A770
• Mark: Mini (Genuine OE)
• Condition: Used
• OEM Part Number: 5A2A770
• Substitutable numbers: 5A2A770, 24005A2A770
• Fuel type: Petrol
• Gearbox type: Automatic
• Category: Automatic Transmission

Technical characteristics and intended use

The presented transmission belongs to the Automatic gearboxes group for Mini and has been designed to work with the B38X petrol drivetrain in the Countryman F60 model with ALL4 drive. The automatic design of the transmission ensures smooth gear shifting, stable torque transfer, and correct integration with vehicle control systems, such as traction control modules or safety systems.

The GA6F21AW automatic transmission is used in the manufacturer's modern designs, which translates into optimized gear ratios, comfortable operation in city traffic, and predictable behavior during dynamic driving. Using a transmission dedicated to a specific drive configuration minimizes the risk of compatibility issues and facilitates the installation process.

Benefits of using an original Mini automatic transmission

Using an original automatic transmission in the Mini Countryman F60 ALL4 allows for the preservation of factory gear-shifting characteristics and correct cooperation with the control software. This is particularly important in all-wheel-drive vehicles, where torque distribution between the axles is strictly linked to the transmission's operation.

• preservation of factory shift points and automatic operation logic,
• proper cooperation with the ALL4 drive and electronic stability control systems,
• consistency with the factory transmission and engine control unit software,
• reduction of the risk of diagnostic errors resulting from an unsuitable transmission.

For workshops and service centers specializing in the Mini brand, using a transmission from the same design family means predictable installation time and easier configuration after replacement.

Condition, origin, and practical application

The offered transmission comes from the used parts segment, which allows for a significant reduction in repair costs compared to a new component, while maintaining the factory design. This solution is particularly beneficial for major drivetrain failures, where replacing the entire transmission is economically justified compared to costly regeneration or purchasing a new unit.

The automatic transmission designed for the B38X petrol engine in the Countryman F60 ALL4 is the right choice in situations such as mechanical damage to the transmission, problems with gear operation under load, or serious faults in the control hydraulics. Selecting a component according to the manufacturer's markings and vehicle parameters allows for maintaining full drivetrain functionality and limiting vehicle downtime.

Selection, installation, and technical support

When selecting an automatic transmission for a Mini, it is crucial to match it to the specific engine version, fuel type, and drive configuration. In the case of the Countryman F60 ALL4 with the B38X petrol unit, using a transmission from the same design family facilitates installation and subsequent adaptation in the vehicle. The workshop performing the service should pay attention to proper system bleeding, the correct choice of transmission fluid, and adaptation procedures after installation.

To better understand the specifics of the secondary market and the transmission selection process, it is worth reading an expert guide describing facts and myths about used drivetrain components: Why it is worth buying used gearboxes and engines – facts instead of myths. The article discusses, among other things, selection procedures based on manufacturer markings and repair cost ratios compared to purchasing new elements.

Expanding the Mini drivetrain

If you are planning a comprehensive repair or upgrade of the drivetrain area in your Mini and need other elements from the same group, such as additional automatic transmissions, compatible control components, or other variants of automatic solutions, check the available parts in the Mini automatic gearboxes category.

For users who want to consciously use the secondary market and optimize service costs, a practical guide to used parts will also be helpful: Used parts – your guide to the best offers in the automotive store. It allows you to better plan repairs and select the right components for a specific Mini model.