BMW E90 E91 E92 E93 325i N53 Automatic Gearbox GA6HP19Z 7630973 WARRANTY

Listing details

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

BMW E90 E91 E92 E93 325i N53 Automatic Gearbox GA6HP19Z is an original automatic transmission designed for 3 Series models with the N53 petrol engine. It provides a solid foundation for professional drivetrain repair, ensuring proper structural fitment and correct integration with the vehicle's electronics. By maintaining factory specifications, this solution is particularly beneficial for users expecting consistency with the original BMW configuration and stable drivetrain performance.

Specifications and technical data

• SKU: 7630973
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7630973
• Substitutable numbers: 7630973, 24007630973
• Fuel type: Petrol
• Gearbox type: Automatic
• Category: Automatic Transmission

Purpose and compatibility with BMW 3 Series

The presented automatic transmission has been designed to work with the N53 petrol unit in BMW 3 Series models of the E90, E91, E92, and E93 generations. This ensures the maintenance of correct gear ratios, shift characteristics, and control logic tailored to the engine's specifications and the vehicle's weight. In practice, this translates into predictable vehicle behavior, proper acceleration, and comfortable drivetrain operation under typical road conditions.

To ensure full compatibility, it is recommended to verify the transmission's compliance with the specific vehicle equipment version and to apply appropriate adaptation procedures in the control unit. This approach minimizes the risk of communication errors with the electronics and allows for the full potential of the automatic transmission in this model to be utilized.

Technical characteristics of the GA6HP19Z automatic transmission

The GA6HP19Z automatic transmission belongs to a popular family of gearboxes used in many BMW models, known for its smooth operation and good compatibility with petrol engines. The design, based on multi-plate clutches and precise hydraulic control, enables:

• efficient torque transfer within typical load ranges,
• smooth gear shifting during city and highway driving,
• stable operation in both automatic and sequential modes (if available in the vehicle's specific configuration).

Properly matching this transmission to the N53 petrol engine allows for the preservation of factory driving parameters, including drivetrain refinement and predictable throttle response. For workshops and users, this means the possibility of performing repairs based on a proven BMW design solution, without the need for drivetrain modifications.

Application in petrol vehicles

The transmission has been prepared for use with a petrol-powered drivetrain, which is significant for both shift characteristics and the mechanical loads for which it was designed. In combination with the N53 engine, it provides:

• proper matching of gear ratios to the petrol engine's RPM range,
• comfortable acceleration without excessive jerking,
• the ability to utilize the full power range of the engine in daily use.

As a result, the transmission performs well in both calm city driving and during more dynamic maneuvers, maintaining the right balance between comfort and throttle response.

Benefits of choosing a used automatic transmission

Choosing a used automatic transmission for a BMW 3 Series is often a cost-effective solution in the event of a major gearbox failure. It allows for cost reduction compared to purchasing a brand-new component, while maintaining the original design and fitment for the specific model. However, it is crucial to pay attention to part numbers, fuel type, and transmission type to avoid installation issues.

If you want to better understand when purchasing a used transmission makes sense and what to look for when choosing one, it is worth reading our guide: Used gearbox – when is it worth it and what you need to remember. The article discusses the differences between manual and automatic transmissions, compatibility issues, and compares the cost-effectiveness of regeneration versus purchasing a used component.

Expansion and service of the BMW drivetrain

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 hydraulic components, check out the available parts in the BMW Automatic Transmissions category.

Summary

BMW E90 E91 E92 E93 325i N53 Automatic Gearbox GA6HP19Z is a solution intended for users and workshops that want to restore proper drivetrain operation based on the original BMW design. Its dedication to the N53 petrol engine and application in this generation of 3 Series models ensures proper mechanical and electronic fitment. By following appropriate installation and diagnostic procedures, the transmission provides a solid basis for professional repair or replacement of the drivetrain in these vehicles.