BMW X5 E53 Diesel 3.0d M57N Auto Automatic Gearbox GA6HP26Z 7539078 WARRANTY

Listing details

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

BMW X5 E53 Diesel 3.0d M57N Auto Automatic Gearbox GA6HP26Z is a factory-original automatic transmission designed for the diesel unit, engineered for smooth drivetrain operation. Thanks to its design tailored to the diesel engine and precise control, it ensures stable acceleration, comfortable gear shifting, and predictable vehicle behavior in daily use. This is a solution for users who expect a proven, well-matched automatic transmission for their BMW.

Specifications and technical data

• SKU: 7539078
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7539078
• Substitutable numbers: 24007564332, 7564332, 24007558964, 7558964, 24007545773, 7545773, 24007539078, 7539078, 24007536089, 7536089, 24007534050, 7534050
• Fuel type: Diesel
• Gearbox type: Automatic
• Category: Automatic Transmission

Purpose and characteristics of the transmission

The described transmission belongs to the Automatic transmissions category and has been configured to work with the diesel engine in the BMW E53 model with the M57N unit. Automatic transmission control allows for comfortable driving in the city and on the road, minimizing jerking and reducing driver fatigue in heavy traffic conditions. The applied design is well-known in the service industry, which facilitates diagnostics and potential maintenance work.

Construction and performance properties

The GA6HP26Z automatic transmission has been designed as a component working with the BMW drivetrain, with an emphasis on operational stability at the high torque of the diesel engine. Hydraulic control and electronic monitoring of gear changes ensure:

• smooth gear shifting across the full RPM range,
• appropriate response to load and the driver's driving style,
• consistent operation with vehicle systems, such as traction control or safety systems.

As a result, the transmission performs well both in calm driving and during dynamic acceleration, maintaining predictable vehicle behavior.

Application in the diesel drivetrain

The transmission was developed with the specifics of a diesel engine in mind, which generates high torque at lower engine speeds. Proper gear ratios and the operating characteristics of the automatic transmission support:

• effective use of the M57N unit's torque,
• maintaining optimal engine RPM under typical road conditions,
• balanced fuel consumption while maintaining driving comfort.

For the user, this means harmonious cooperation between the transmission and the diesel engine, without the need for manual gear selection and while maintaining the proper refinement of the drivetrain.

Condition, selection, and installation

The offered transmission comes from the used BMW components segment, which allows for economical vehicle repair while maintaining the original drivetrain design. Choosing a transmission from the same family as the factory-installed one facilitates matching it to the existing installation, controller, and other drivetrain elements. When selecting, it is recommended to verify compatibility with the specific engine version and vehicle equipment to ensure the proper operation of all systems.

For workshops and private users, it is important that the transmission from this series is well-recognized in services specializing in BMW, which facilitates efficient maintenance, servicing, and potential regeneration of wear-and-tear components.

Technical support and additional materials

When planning a transmission replacement, it is worth familiarizing yourself with practical tips regarding typical faults and how to assess the condition of a used transmission. A detailed discussion of the differences between manual, automatic, and DSG transmissions, as well as a guide to buying a used transmission, can be found in the article: Transmission: manual, automatic or DSG – typical faults and a guide to buying a used transmission.

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 transmissions category.