BMW E60 E61 525i N52 Rear Differential Diff 3,38 Ratio 7556676

Listing details

The differential is sold with a 90-day warranty! It was tested before removal and is in full working order.

BMW E60 E61 525i N52 Rear Differential Diff 3,38 Ratio is an original drivetrain component from the Differentials category, designed for rear axle installation in BMW 5 Series models with the N52 engine. The properly selected gear ratio ensures stable torque transfer, predictable vehicle handling, and comfortable drivetrain operation during daily use. This is a solution for users who are looking for a factory-spec design with proven durability and want to maintain the driving characteristics typical of a BMW.

Specifications and technical data

• SKU: 7560599
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7560599
• Substitutable numbers: 7560599, 33107560599, 7556677, 33107556677, 7528327, 33107528327, 7556676, 33107556676
• Location on the vehicle: Rear
• Category: Differentials

Purpose and function in the drivetrain

The presented rear differential is dedicated to the drive axle in BMW E60/E61 series vehicles with the N52 unit, where it is responsible for torque distribution to the rear wheels and the correct gear ratio between the transmission and the wheel hubs. The 3,38 gear ratio allows for maintaining factory driving sensations, predictable acceleration, and appropriate engine RPM at highway speeds.

This component is crucial for:

• proper cooperation with the stock transmission and half-shafts,
• maintaining vehicle stability during acceleration and engine braking,
• reducing unwanted vibrations and noise in the drivetrain.

Design and fitment for BMW

The differential has been designed as a factory BMW solution, ensuring it retains the original mounting points to the rear subframe and compatibility with stock suspension and drivetrain components. It is located at the rear of the vehicle, which means direct integration with the rear-wheel-drive system in the classic BMW layout.

The main design advantages include:

• maintaining the geometry and rigidity of the drivetrain in accordance with the manufacturer's design,
• the ability to install without interfering with the body or suspension structure,
• consistency with factory traction control and vehicle stability systems.

Performance characteristics and installation benefits

Using this rear differential allows you to restore proper drivetrain operation in the event of wear or damage to the existing unit. The properly selected gear ratio translates into:

• stable acceleration without jerking or unwanted noises from the rear of the vehicle,
• predictable vehicle behavior in corners, especially during dynamic driving,
• maintaining the factory balance between dynamics and fuel economy.

For users who value the original BMW driving characteristics, installing this differential is a way to maintain the consistency of the entire drivetrain without experimenting with different gear ratios.

Condition, origin, and practical application

The offered component comes from disassembly and is classified as a used OEM BMW part. Such components are frequently chosen for repairs where maintaining factory specifications is important, while also optimizing costs compared to new parts. The differential is suitable both for standard replacement of a worn-out unit and for rebuilding a complete drivetrain after a collision or mechanical failure.

Thanks to the original design, it is possible to use existing mounts, half-shafts, and accessories, which simplifies the installation process at a specialized service center.

Gear ratio selection and additional technical materials

When replacing a differential in a BMW 5 Series, it is important to match the gear ratio to the transmission and the driver's driving style. To better understand the impact of the final drive ratio on dynamics, engine RPM, and driving comfort, it is worth consulting expert materials. A detailed discussion of the topic, along with configuration examples and practical tips, can be found in the article Dismantled drive axles and differentials – how to choose gear ratios for your driving style.

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 other rear axles, differentials with different ratios, or complete drivetrain assemblies, check out the available parts in the BMW Differentials category.