BMW X5 F15 X6 F16 N57Z Automatic Gearbox Transmission GA8H-P75X 8673723 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 F15 X6 F16 N57Z Automatic Gearbox Transmission GA8H-P75X is a factory BMW drivetrain component, designed to work with the N57Z diesel engine and automatic transmission system. Thanks to its design compliant with the manufacturer's standards and precise fitment for the specific X5 F15 and X6 F16 generation, the gearbox ensures stable drivetrain operation and predictable vehicle behavior. This solution is intended for users who expect a proven, original base for repairing or replacing an existing transmission.

Specifications and technical data

• SKU: 8673723
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8673723
• Substitutable numbers: 8673723, 24008673723, 9487496, 24009487496, 8649382, 24008649382, 8486630, 24008486630, 8662647, 24008662647, 8678650, 24008678650, 8665781, 24008665781, 8651594, 24008651594, 8693320, 24008693320, 8648930, 24008648930, 8657861, 24008657861
• Fuel type: Diesel
• Gearbox type: Automatic
• Category: Automatic Transmission

Purpose and compatibility

The presented automatic transmission has been developed specifically for BMW X5 F15 and BMW X6 F16 models equipped with the N57Z diesel engine. Using a gearbox from the same design family allows for maintaining factory gear-shifting characteristics, cooperation with vehicle electronics, and compatibility with factory control maps. This is particularly important in premium class cars, where drivetrain smoothness and predictable throttle response have a direct impact on driving comfort.

Technical and functional characteristics

The automatic transmission from this series has been designed to work with a diesel unit, which means it is adapted to the high torque typical of diesel engines. Properly selected gear ratios and shift logic support dynamic acceleration while enabling low RPMs during constant speed driving. As a result, the drivetrain can operate within a stable load range, which promotes operational economy and reduces component wear.

In practice, this translates into:

• smooth gear shifting in typical road conditions,
• consistent cooperation with the vehicle's control systems,
• preservation of factory drivetrain performance characteristics with proper selection and installation.

Application in diesel-powered vehicles

The gearbox has been configured to work with a drivetrain based on a diesel engine, which means it is adapted to the specific torque curve and operating RPM range. In vehicles such as the X5 F15 and X6 F16, where the curb weight and engine potential are significant, a properly selected automatic transmission is crucial for the durability of the entire system. Using the correct type of gearbox reduces the risk of overloading, improper converter operation, and incompatibility with control software.

Benefits of choosing an original automatic transmission

Choosing a component from the family of factory BMW transmissions allows for maintaining the vehicle's structural integrity. Automatic transmissions dedicated to specific models are designed taking into account the car's weight, engine characteristics, and expected driving style. Thanks to this, with proper installation and adaptation, the user receives a drivetrain with predictable parameters, without the need for compromises typical of universal solutions.

The used condition means that the gearbox provides a good base for further diagnostics, potential refurbishment, or installation in accordance with service procedures. This is a solution often chosen for post-accident repairs, transmission replacements after a failure, or comprehensive drivetrain rebuilding in intensively used vehicles.

Selection by numbers and expert support

When selecting an automatic transmission for a specific BMW X5 F15 or X6 F16, it is crucial to verify compatibility by part numbers and vehicle configuration. Proper matching of the transmission to the engine version, model year, and equipment minimizes the risk of electronic communication issues, controller errors, or improper operation of driving modes. During the purchase process, it is worth using OEM data and interchangeable numbers to confirm compatibility with a specific VIN.

If you want to better understand how to safely select drivetrain components from the secondary market, including automatic transmissions, the following expert guide will be helpful: Why it is worth buying used gearboxes and engines – facts instead of myths. You will find a discussion of selection procedures by VIN and OEM, as well as practical tips regarding costs and repair profitability.

Expanding the scope of work within the BMW drivetrain

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 a converter, control elements, or additional hydraulic sub-assemblies, check the available parts in the BMW automatic transmissions category.