BMW G11 G12 G30 G31 B48X Automatic Gearbox GA8P75HZ 9456607 WARRANTY

Listing details

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

BMW G11 G12 G30 G31 B48X Automatic Gearbox GA8P75HZ is an original, used automatic transmission from the Automatic gearboxes category, designed for BMW models with petrol engines. The design of this gearbox has been engineered for smooth operation, high gear-shifting refinement, and stable torque transfer in modern B48X units. It is a solution for users who expect factory compatibility and predictable drivetrain performance.

Specifications and technical data

• SKU: 9456607
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 9456607
• Substitutable numbers: 9456607, 24009456607, 9469039, 24009469039, 8742371, 24008742371, 8486615, 24008486615, 8687551, 24008687551
• Fuel type: Petrol
• Gearbox type: Automatic
• Category: Automatic Transmission

Purpose and compatibility

The presented automatic gearbox has been developed for the BMW 7 Series G11/G12 and 5 Series G30/G31 platforms with B48X petrol engines. Using a transmission from the GA8P75HZ family ensures consistency with the factory drivetrain architecture, control electronics, and vehicle software, which translates into predictable car behavior in daily operation.

The automatic design of the gearbox is optimized for cooperation with advanced driver assistance systems, driving modes, and safety systems that require precise and repeatable gear control.

Technical and performance characteristics

As an item from the Automatic gearboxes category, this transmission offers electronically controlled sequential gear shifting, which enables smooth acceleration, reduces jerking, and maintains stable petrol engine RPM within the optimal range. The applied automatic architecture is prepared to work with modern control maps, taking into account various driving styles – from calm, economical operation to dynamic acceleration.

The gearbox has been designed to:

• maintain proper operating refinement under variable petrol engine loads,
• cooperate with traction control and electronic stability control systems,
• ensure a predictable response to driver commands in automatic modes.

Application in petrol engines

The transmission is intended for use with petrol units, which means the gear-shifting characteristics are adapted to the specifics of such engines – higher RPM ranges, different torque curves, and requirements for smoothness during acceleration. As a result, the gearbox supports efficient power utilization while limiting unnecessary drivetrain stress.

Automatic gear control has been configured to harmoniously combine driving comfort with appropriate dynamics, which is particularly important in premium-class vehicles such as the BMW 5 and 7 Series.

Benefits of choosing an original used gearbox

Choosing an original, used automatic gearbox for a BMW allows you to maintain factory drivetrain performance parameters without the need for interference with the vehicle's construction. This type of solution is often more predictable than units that have undergone extensive remanufacturing, as it retains the original manufacturer's specifications. For drivers considering various repair or replacement options, a guide may be useful – more information can be found in the article Manual gearbox failures – when is an original used transmission a reasonable alternative to remanufacturing, which discusses the approach to selecting gearboxes from the secondary market.

Drivetrain expansion in BMW

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 converters, housings, or additional control sub-assemblies, check the available parts in the BMW automatic gearboxes category.

Summary

BMW G11 G12 G30 G31 B48X Automatic Gearbox GA8P75HZ is a solution for users expecting to maintain the factory automatic performance characteristics in BMW vehicles with petrol engines. The original design, matched to the specific platform and drive type, promotes stable operation, and using this gearbox in place of a worn-out component allows for restoring proper drivetrain function without compromising on compatibility and functionality.