BMW E90 N52 325i Left N/S Output Drive Shaft Automatic Transmission 7559091

BMW E90 N52 325i Left N/S Output Drive Shaft Automatic Transmission is an original drivetrain component designed for the petrol version with an automatic transmission. This used rear drive shaft ensures a factory-spec fit for the suspension and drivetrain geometry, which translates into stable torque transfer and predictable vehicle handling. It is the ideal solution for users who want to maintain drivetrain structural integrity and avoid issues associated with non-fitting aftermarket replacements.

Specifications and technical data

• SKU: 7561797-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7561797
• Substitutable numbers: 33217561797, 7561797, 7559091
• Location on the vehicle: Left
• Fuel type: Petrol
• Gearbox type: Automatic
• Category: Driveshafts

Technical characteristics and intended use

The presented drive shaft belongs to the Drive Shafts category and is dedicated to the rear axle on the left side in BMW models with the N52 petrol engine and automatic transmission. Using the correct component in this position is crucial for proper power transmission from the differential to the wheel, reducing vibrations, and maintaining proper suspension performance during acceleration, engine braking, and driving over uneven surfaces.

Selecting a drive shaft consistent with the BMW E90 325i drivetrain design allows for maintaining:

• correct length and joint operating range throughout the entire suspension travel,
• stable load transfer during dynamic driving,
• consistency with factory ABS/DSC system parameters,
• proper operating refinement without excessive vibrations or knocking.

Benefits of using an original BMW drive shaft

Choosing an original rear drive shaft for a rear-wheel-drive BMW primarily ensures a precise fit for the specific engine-transmission-suspension configuration. A component designed by the vehicle manufacturer accounts for the characteristics of the petrol engine, automatic transmission gear ratios, and rear suspension geometry, which minimizes the risk of improper installation or premature wear.

The main advantages of using this drive shaft include:

• maintaining factory handling and traction characteristics,
• compatibility with the original differential and wheel hub,
• reducing the risk of play and noise resulting from ill-fitting aftermarket parts,
• easier drivetrain diagnostics due to compliance with BMW service documentation.

Drivetrain application and signs of wear

The rear drive shaft in a BMW E90 325i with a petrol engine and automatic transmission operates under demanding conditions – it transfers torque, compensates for suspension movement, and works with the differential. Its wear can manifest as knocking when starting, vibrations during acceleration, or noticeable play when changing loads. In such situations, replacing it with a properly selected, original drive shaft is one of the essential service steps to restore proper drivetrain operation.

To better understand the relationships between the drive shaft, differential, and other drivetrain components, and to consciously assess the condition of used parts, it is worth checking out the practical tips in the article: Second-hand differential – what you need to know about used differentials, sensors, and drivetrain systems.

Selection, installation, and vehicle compatibility

To ensure proper system operation, verify the compatibility of the drive shaft with your specific BMW E90 325i version before installation – especially regarding fuel type, the automatic transmission used, and vehicle placement. A correctly selected component allows for installation using standard service procedures, without the need to modify other drivetrain or suspension components.

In practice, a correctly selected rear drive shaft:

• facilitates maintaining drivetrain alignment,
• reduces the risk of leaks around the joints and differential seals,
• ensures predictable vehicle behavior during load and speed changes.

Expansion and service of the BMW drivetrain

If you are planning a comprehensive repair or upgrade of your BMW's drivetrain area and need other components from the same group, such as additional drive shafts, propshafts, or power transmission elements, check out the available parts in the BMW Drive Shafts category.

For users who want to deepen their knowledge on the safe selection of used drivetrain components and optimizing service costs, especially in premium cars, the specialized guides published on our technical blog, which discuss practical aspects of operation and diagnostics of drivetrain systems, may also be helpful.