BMW F30 F31 F34 GT N20 xDrive Automatic Gearbox GA8HP45Z 8614203 WARRANTY

Listing details

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

BMW F30 F31 F34 GT N20 xDrive Automatic Gearbox GA8HP45Z is a factory-original automatic transmission from the Automatic gearboxes family, designed for BMW 3 Series models with xDrive and the N20 engine. This used OEM component is a solution for users looking for a technically compatible automatic transmission that will restore the proper operation of the drivetrain without the cost of purchasing a new unit.

Specifications and technical data

• SKU: 8614203
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8614203
• Substitutable numbers: 24008614203, 24008615996, 8614203, 8615996
• Gearbox type: Automatic
• Part type: Automatic Transmission
• Category: Automatic Transmission

Purpose and compatibility

The presented automatic transmission is designed to work with the N20 engine and xDrive system in BMW F30, F31, and F34 GT body styles. This ensures the preservation of correct gear shifting characteristics, proper operation of driving modes, and integration with the vehicle's factory electronics, which is crucial when replacing a transmission in modern vehicle designs.

Thanks to the use of an original BMW solution, installation is based on factory mounting points and standard drivetrain connections, which reduces the risk of fitment issues and minimizes the time required for workshop labor.

Characteristics of the GA8HP45Z automatic transmission

The automatic transmission from this series ensures smooth gear changes and comfortable operation in both city traffic and on the highway. The design is optimized for cooperation with the turbocharged N20 gasoline engine and all-wheel drive, which translates into stable torque transfer and predictable vehicle behavior in various road conditions.

A properly selected automatic transmission in the BMW F3x series contributes to:

• consistent operation of driver assistance systems,
• proper functioning of comfort and dynamic driving modes,
• appropriate throttle response during acceleration and overtaking.

Condition, origin, and benefits of choosing a used transmission

The offered transmission belongs to the group of used OEM BMW components, which means it comes from vehicle dismantling and retains the manufacturer's original specifications. For many users, this is a reasonable compromise between cost and maintaining the factory performance parameters of the drivetrain.

Choosing such a transmission offers, among other things:

• compatibility with factory control software,
• no need to adapt non-standard replacement solutions,
• the possibility of economical vehicle repair while maintaining high functionality.

Installation and operational tips

When replacing an automatic transmission in a BMW F30, F31, or F34 GT, it is recommended to perform a full service of the system, including checking the condition of accessories, lines, and properly filling and bleeding the oil system in accordance with the manufacturer's procedures. Professional installation and transmission adaptation, combined with computer diagnostics, help reduce the risk of future failures and ensure stable transmission operation.

For users planning to purchase a used automatic transmission, a detailed guide will be useful – practical information on typical failures, differences between designs, and principles of safe selection can be found in the article Transmission: manual, automatic or DSG – typical failures and a guide to buying a used gearbox.

BMW drivetrain expansion

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