BMW X5 E53 3.0i M54 Automatic Gearbox Transmission A5S 390R-YZ 7525323 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 3.0i M54 Automatic Gearbox Transmission A5S 390R-YZ is a factory-fitted automatic transmission designed for the petrol engine unit, engineered specifically to meet the requirements of this model's drivetrain. It offers precise compatibility with the M54 engine parameters, ensuring smooth gear shifts and stable operation under typical operating conditions. This is a solution for users who expect compliance with the original specifications and wish to maintain the driving characteristics intended by the manufacturer.

Specifications and technical data

• SKU: 7525323-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7525323
• Substitutable numbers: 24007525324, 7525324, 24007525323, 7525323
• Fuel type: Petrol
• Gearbox type: Automatic
• Category: Automatic Transmission

Purpose and drivetrain compatibility

The described automatic transmission has been configured for the M54 petrol engine in the BMW X5 E53 3.0i model, which translates into proper gear ratio tuning matched to the torque characteristics. As a result, the drivetrain maintains factory dynamics, predictable throttle response, and appropriate refinement during city and highway driving. Using an original transmission from the Automatic transmissions group minimizes the risk of mechanical and electronic compatibility issues.

Operating characteristics of the automatic transmission

The automatic transmission type used in this model ensures comfortable operation without the need for manual gear changes. The control system selects gear ratios optimized for smoothness and the protection of drivetrain components. In practice, this means:

• smooth gear changes during relaxed driving,
• efficient downshifts when overtaking,
• stable gear maintenance at constant speeds.

The combination with a petrol engine promotes linear power delivery, and the appropriately selected gear ratios support both daily use and longer journeys.

Application in the BMW X5 E53 3.0i M54

BMW X5 E53 3.0i M54 Automatic Gearbox Transmission A5S 390R-YZ was developed with the specific load of the heavier SUV body in mind. The transmission design accounts for the vehicle's weight, typical usage conditions, and durability requirements. Proper matching to the drivetrain allows for maintaining:

• correct cooperation with the engine control system,
• appropriate gear ratios for driving under load,
• consistent operation of driver assistance systems.

Choosing an original automatic transmission for this model reduces the need for additional modifications and facilitates the installation process.

Condition, origin, and benefits of using a used part

The offered transmission comes from the used parts segment, which allows for a significant reduction in repair costs compared to a new component, while maintaining a design consistent with factory specifications. For many BMW users, this is a reasonable compromise between economy and preserving the original driving characteristics. Using a complete, used automatic transmission is particularly beneficial in situations where the existing transmission shows serious mechanical faults or problems with operation under load.

How to safely select a used automatic transmission

When choosing a used automatic transmission, it is crucial to verify compatibility with the specific engine version and fuel type, as well as matching it to the vehicle's electronics. It is worth paying attention to:

• transmission type compatibility with the car's original configuration,
• intended use for a petrol engine,
• origin from the same model family.

To better understand the differences between manual, automatic, and DSG transmissions, typical symptoms of faults, and the rules for safely purchasing components from the secondary market, it is worth reading the guide: Transmission: manual, automatic, or DSG – typical faults and a guide to buying a used gearbox.

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 transmissions, converters, or control elements, check the available parts in the BMW automatic transmissions category.