BMW E46 X3 E83 330xi 3.0i M54 Automatic Gearbox A5S 390R 7523280 WARRANTY

Listing details

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

BMW E46 X3 E83 330xi 3.0i M54 Automatic Gearbox A5S 390R is an original, factory-spec transmission from the Automatic gearboxes group, designed for BMW models with all-wheel drive and the M54 petrol engine. A used automatic transmission of this type is a sound choice for professional drivetrain repairs when maintaining factory gear-shifting characteristics and compatibility with vehicle electronics is a priority.

Specifications and technical data

• SKU: 7523280
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7523280
• Substitutable numbers: 24007523281, 7523281, 24007520359, 7520359, 24007523280, 7523280, 24007520358, 7520358
• Gearbox type: Automatic
• Category: Automatic Transmission

Technical specifications and intended use

The presented A5S 390R automatic transmission was designed specifically to work with the M54 engine in BMW E46 330xi and BMW X3 E83 3.0i xDrive versions. The gearbox construction is adapted to the loads typical for the 3.0i unit and all-wheel drive, which translates into stable torque transfer and predictable vehicle behavior in various road conditions.

Transmission type: automatic means that gear shifting is controlled electronically and hydraulically, using the vehicle's factory control unit. This ensures proper shift logic, integration with traction systems, and comfortable, smooth acceleration without the need for manual gear changes.

Application in the BMW drivetrain

The A5S 390R automatic transmission is a key component for the proper operation of the xDrive system in BMW E46 330xi and X3 E83 3.0i models. It is responsible for:

• transferring M54 engine power to the driveshaft and other drivetrain components,
• appropriate gear ratios for driving dynamics and fuel economy,
• cooperation with safety systems (e.g., traction and stability control),
• maintaining proper operating parameters during city and highway driving.

By maintaining the original BMW specification, installing this transmission allows for the restoration of the vehicle's factory driving characteristics without the need to adapt aftermarket solutions.

Benefits of choosing an original used automatic transmission

Choosing a used automatic transmission from the BMW OEM range is a solution that combines repair cost control with high-quality workmanship. The original transmission:

• is structurally matched to the specific model and engine version,
• ensures compatibility with factory control unit software,
• minimizes the risk of installation and accessory compatibility issues.

For workshops and private users, this means a more predictable repair process and the ability to maintain the characteristic BMW automatic transmission performance. BMW automatic gearboxes of this type are frequently chosen for professional drivetrain overhauls when technical consistency of the entire system is the priority.

Selection, diagnostics, and installation aspects

Before installation, it is recommended to verify the compatibility of the gearbox with the specific vehicle version based on the VIN and BMW catalog data. It is also important to check that the drivetrain configuration (xDrive) and engine unit match the parameters of this transmission. A correctly selected automatic transmission facilitates:

• proper adaptation in the engine and transmission control units,
• maintaining correct shift points,
• reducing the risk of errors in diagnostic systems.

Professional installation and replacement of consumables (ATF oil, filters – in accordance with BMW service procedures) allow for maximizing the potential of this transmission in further operation.

Technical support and additional resources

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 torque converter, control elements, or additional hydraulic parts, check the available parts in the BMW automatic gearboxes category.

When choosing a used transmission, it is worth using reliable technical materials. Practical tips regarding the differences between manual, automatic, and DSG gearboxes, common faults, and criteria for a safe purchase can be found in the article Gearbox: manual, automatic, or DSG – common faults and a guide to buying a used transmission, which helps to consciously assess the condition and cost-effectiveness of purchasing a used automatic transmission.