Automatic Gearbox BMW F01 F07 F10 F12 535d 640d 740d N57Z Auto GA8HP70Z WARRANTY

Listing details

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

Automatic Gearbox BMW F01 F07 F10 F12 535d 640d 740d N57Z Auto GA8HP70Z is an advanced transmission from the Automatic Gearbox family, designed to work with BMW diesel engines. The design of this unit ensures smooth gear shifting, high operating culture, and stable torque transfer during both daily use and dynamic driving.

Specifications and technical data

• SKU: 7646108
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7646108
• Substitutable numbers: 24008742498, 8742498, 24008680404, 8680404, 24008648663, 8648663, 24008637831, 8637831, 24007642542, 7642542, 24007646108, 7646108, 24008487251, 8487251, 24008684794, 8684794, KZ, 24009487565, 9487565
• Fuel type: Diesel
• Gearbox type: Automatic
• Category: Automatic Transmission

Application and compatibility

The presented GA8HP70Z gearbox has been designed for high-end and mid-range BMW models equipped with diesel engines. Thanks to the factory design of the automatic transmission, full integration with the drivetrain, vehicle electronics, and factory driving modes is maintained, which translates into predictable vehicle behavior and consistent operation of driver assistance systems.

The automatic operating characteristics of this unit allow for comfortable use in urban traffic while ensuring quick and decisive gear changes under higher loads, which is particularly important in more powerful variants of the N57 engine.

Construction and operating characteristics

The GA8HP70Z gearbox belongs to modern, multi-speed automatic transmissions, where the emphasis is placed on the efficient use of the diesel engine's torque. Properly selected gear ratios favor maintaining low RPMs when driving at a constant speed, which supports fuel economy and reduces cabin noise.

Cooperation with a diesel unit requires resistance to high torque and stable operation across a wide range of loads. This automatic gearbox has been constructed with such conditions in mind, providing predictable gear shifting, good throttle response, and proper adjustment of gear ratios to the driver's driving style.

Benefits of installing a used GA8HP70Z gearbox

Choosing a used automatic gearbox for a BMW is a solution that allows for significant cost savings compared to purchasing a brand-new unit. With proper diagnostics and selection based on the engine version and vehicle equipment, a favorable compromise between price and functionality can be achieved.

To better assess the profitability of such an investment and learn about key aspects of transmission selection, 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 purchasing a used unit with the regeneration process.

Practical installation and operating tips

Before installing this gearbox, it is recommended to perform professional diagnostics of the drivetrain, including checking the control software, the condition of the transmission oil cooling system, and cooperating components such as the driveshaft or mounting bushings. Proper system bleeding, the use of the correct transmission oil, and adherence to manufacturer procedures during the first start-up are crucial for the subsequent stable operation of the transmission.

In the case of diesel units, it is particularly important to maintain the entire drivetrain in good condition – from the engine and accessories to the gearbox – as uneven operation of a diesel engine can negatively affect the durability of the automatic transmission.

Expanding 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 additional transmissions, complete mounting kits, or compatible cooperating components, check the available parts in the BMW Automatic Gearboxes category.

For owners of cars with diesel engines, knowledge about the condition of engine accessories may also be useful, so it is worth reading the material: Diesel injector faults – how to recognize them and the risks of neglecting them, which helps to comprehensively take care of the durability of the drivetrain cooperating with the automatic gearbox.