BMW G20 G22 G26 Rear Axle Differential Diff 2,56 8480980 WARRANTY

Listing details

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

BMW G20 G22 G26 Rear Axle Differential Diff 2,56 is an original drivetrain component from the Differentials category, designed for installation on the rear axle. The carefully selected gear ratio ensures stable torque transfer, and the used condition of the part allows for reasonable service cost savings while maintaining the factory BMW design.

Specifications and technical data

• SKU: 8480980
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8480980
• Substitutable numbers: 8480980, 33108480980, 8480981, 33108480981
• Location on the vehicle: Rear
• Category: Differentials

Application and function in the drivetrain

The presented differential is designed for installation in the rear of the vehicle, where it is responsible for torque distribution between the wheels and works in conjunction with other rear axle components. In BMW G20, G22, and G26 series models, a properly selected rear axle is crucial for predictable vehicle handling, especially during dynamic driving and the operation of traction control systems.

The fixed gear ratio of the differential affects acceleration characteristics and engine RPM at highway speeds, which is why choosing a component with the correct parameters is important for both performance and driving comfort.

Benefits of using an original BMW differential

Using an original differential in a BMW G20, G22, or G26 allows you to maintain the vehicle's factory handling characteristics. The rear axle construction is designed for specific models, ensuring that:

• compatibility with the factory drivetrain and vehicle electronics is maintained,
• the risk of improper fitment or incompatibility with mounts is minimized,
• the predictable operation of driver assistance systems is preserved.

A used differential is a cost-effective solution, allowing for the replacement of a damaged rear axle without the need to invest in a new component, while retaining the original BMW design.

Gear ratio selection and vehicle compatibility

When selecting a differential for a BMW G20, G22, or G26, it is crucial to match the gear ratio to the engine version, transmission, and expected driving style. A properly selected rear axle:

• ensures consistency with the drivetrain control software,
• helps avoid incorrect speedometer readings and system errors,
• maintains factory acceleration and engine braking sensations.

Before purchasing, it is worth comparing the differential parameters with the element currently installed in the vehicle or consulting a service center to confirm compatibility with the specific car configuration.

Condition, installation, and practical tips

The offered item comes from the secondary market, which allows for an economical repair of the drivetrain. Before installation, a standard service procedure is recommended, including checking for leaks, backlash, and changing the rear axle oil according to the vehicle manufacturer's recommendations. Properly performed installation and oil service extend the life of the differential and reduce the risk of noise and excessive gear wear.

Technical support and guide materials

To better understand how to choose a rear axle and differential for your driving style and BMW configuration, it is worth referring to specialized materials. Practical tips regarding gear ratios, compatibility, and selecting used components can be found in the article Dismantled rear axles and differentials – how to choose gear ratios for your driving style, which discusses the most important technical issues in an accessible way.

If you are planning a comprehensive repair or upgrade of the rear axle drivetrain in your BMW and need other elements from the same group, such as additional axles, other differential variants, or compatible rear-wheel drive components, check out the available parts in the BMW Differentials category.