Automatic Gearbox BMW E60 E61 535d M57N Auto GA6HP26Z 7550781 7544598 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 E60 E61 535d M57N Auto GA6HP26Z is an automatic transmission designed for the diesel unit, engineered for smooth, dynamic, and comfortable gear shifts. The original BMW design ensures consistency with the factory drive characteristics, and the use of an automatic transmission allows you to fully utilize the potential of the M57N diesel engine. This is a solution for users who expect precise drivetrain operation and compliance with the manufacturer's factory standards.

Specifications and technical data

• SKU: 7550781
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7550781
• Substitutable numbers: 24007544599, 7544599, 24007535832, 7535832, 24007556965, 7556965, 24007550781, 7550781, 24007544598, 7544598
• Fuel type: Diesel
• Gearbox type: Automatic
• Category: Other Transmission & Drivetrain

Purpose and technical characteristics

The presented automatic transmission was developed for the BMW 5 Series E60 model in the 535d version with the M57N diesel engine. The Automatic design works with the diesel drivetrain, ensuring proper gear ratios, stable torque transfer, and comfortable operation across the full load range. The applied automatic gear shifting technology reduces jerking and allows for smooth acceleration, which is particularly important in cars with higher power and weight.

Benefits of using the original GA6HP26Z gearbox

Selecting a transmission that complies with BMW's factory specifications minimizes the risk of compatibility issues and facilitates integration with the vehicle's existing electronics. The GA6HP26Z gearbox is designed to:

• maintain the correct gear shifting characteristics for the diesel engine,
• ensure proper cooperation with the factory control software,
• maintain appropriate drivetrain refinement,
• effectively transfer torque across different driving styles.

As a result, installing such a transmission allows you to restore the car's original driving properties without the need for structural modifications.

Application in the BMW E60 535d drivetrain

The GA6HP26Z gearbox in the configuration for the BMW E60 535d M57N is a key component for the proper operation of the entire drivetrain. It is responsible for:

• automatic gear selection depending on load and speed,
• optimizing diesel engine performance in terms of fuel consumption,
• maintaining appropriate dynamics during overtaking and highway driving,
• comfortable gear shifting in city traffic.

A properly selected and functional automatic transmission has a direct impact on the perceived flexibility of the power unit and the overall comfort of using the vehicle.

Why choose an original BMW component

Choosing a transmission dedicated to a specific BMW model reduces the need for adaptation and allows you to maintain factory operating parameters. The original automatic transmission:

• is designed to work with a specific fuel type and engine,
• ensures predictable vehicle behavior in various road conditions,
• facilitates diagnostics and service in specialized workshops,
• promotes the consistency of the entire drivetrain.

For users who value compliance with BMW factory standards and stable operation, using such a gearbox is a technically sound solution.

Drivetrain expansion and related components

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 drive shafts, half-shafts, or transmission mounting components, check the available parts in the Other BMW category.

When working on the drivetrain, it is also worth paying attention to the differences in design and loads between standard and sports versions. To compare the characteristics of powerful power units and solutions used in high-performance drivetrain systems, you can use our guide material: Audi RS vs other models – what is hidden under the hood and chassis?. This will allow you to better understand how manufacturers design components for cars with increased power and how this translates into the selection of appropriate spare parts.