BMW F10 520i F20 125i F30 328i Petrol N20 Automatic Gearbox GA8HP45Z WARRANTY

BMW F10 520i F20 125i F30 328i Petrol N20 Automatic Gearbox GA8HP45Z WARRANTY for BMW F10 520i, F20 125i, and F30 328i petrol models is a technically advanced component designed for seamless integration with the vehicle's powertrain and electronics. This item comes from the original BMW line, ensuring a precise fit, predictable drivetrain performance, and compliance with factory manufacturer standards. This is a solution for users seeking a proven, used automatic transmission with a functionality warranty.

Specifications and technical data

• SKU: 7638363-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7638363
• Substitutable numbers: 24007638363, 7638363, 24007636218, 24009487561 24008684776, 24008638283 24008486832 24008681107, 24008632475 24008618877, 7636218 9487561, 8684776 8638283 8486832, 8681107 8632475 8618877, 24008627132, 8627132
• Fuel type: Petrol
• Gearbox type: Automatic
• Category: Other Transmission & Drivetrain

Purpose and compatibility

The presented BMW F10 520i F20 125i F30 328i Petrol N20 Automatic Gearbox GA8HP45Z WARRANTY is designed to work with petrol engines in selected BMW F-series models, such as the F10 520i, F20 125i, and F30 328i. Thanks to its factory design and appropriate gear ratios, it ensures consistent operation with the drivetrain, safety systems, and onboard electronics of these vehicles.

This type of automatic transmission is particularly valued in premium cars for its smooth operation, predictable throttle response, and the ability to drive comfortably both in the city and on the highway. Dedicated application for specific BMW models reduces the risk of installation issues and facilitates integration with the existing system.

Technical characteristics of the BMW F10 520i F20 125i F30 328i Petrol N20 Automatic Gearbox GA8HP45Z WARRANTY

The BMW F10 520i F20 125i F30 328i Petrol N20 Automatic Gearbox GA8HP45Z WARRANTY is a modern, fully automatic transmission adapted for use with petrol units. The design provides:

• precise gear ratios, supporting dynamic acceleration and economical driving,
• smooth gear shifts, reducing jerking and improving travel comfort,
• efficient cooperation with engine and drivetrain control systems in BMW F-series vehicles.

Thanks to factory control parameters, the transmission maintains stable engine RPM, which translates into predictable vehicle behavior in various road conditions. The automatic operating mode relieves the driver in city traffic while simultaneously allowing the full potential of the powertrain to be utilized during dynamic driving.

Application in the BMW drivetrain

In the F10 520i, F20 125i, and F30 328i models, the BMW F10 520i F20 125i F30 328i Petrol N20 Automatic Gearbox GA8HP45Z WARRANTY plays a key role in transferring torque from the petrol engine to the wheels, working in tandem with traction control, electronic stability control, and safety systems. Properly selected gear ratios support:

• efficient starting and acceleration at low speeds,
• maintaining optimal engine RPM during highway driving,
• fuel consumption reduction under typical operating conditions.

Original BMW construction allows for maintaining factory driving characteristics, which is essential for both comfort and the durability of other drivetrain components.

Condition, verification, and installation benefits

The offered transmission is a used component, which allows for a favorable cost-to-functionality ratio while maintaining the original manufacturer's specifications. Before being listed, such components are standardly verified for leaks, mechanical operation, and correct interaction with the control system, which minimizes the risk of post-installation issues.

Replacing the unit with this type of factory automatic transmission is beneficial for users who:

• are struggling with a failure of their current transmission,
• want to restore full drivetrain efficiency after damage,
• prefer the installation of an original component over aftermarket solutions.

Integration with other BMW elements and additional materials

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 gearboxes, control units, or mounting elements, check out the available parts in the Other BMW category.

For a comparison of the characteristics of sports drivetrains with solutions used in standard models, it is worth reading the comparative material on our blog – a detailed discussion of the differences in engines, brakes, and chassis can be found in the article Audi RS vs other models – what is hidden under the hood and chassis?.