BMW F01 LCI F07 GT F10 F11 Rear Differential Diff 3,08 Ratio 7584448 WARRANTY

Listing details

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

BMW F01 LCI F07 GT F10 F11 Rear Differential Diff 3,08 Ratio is an original drivetrain component from the Differentials category, designed for installation on the rear axle of selected BMW F-series models. The precisely selected 3.08 ratio provides a balanced combination of dynamics and economy, while the OEM design ensures proper cooperation with the factory drivetrain. This is a solution for users who expect a proven part with stable operating parameters.

Specifications and technical data

• SKU: 7584448-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7584448
• Substitutable numbers: 33107584448, 7584448, 33107584449, 7584449
• Location on the vehicle: Rear
• Category: Differentials

Purpose and function in the drivetrain

The described rear differential is responsible for transferring torque to the rear wheels and ensuring proper power distribution during straight-line driving and cornering. The 3.08 ratio promotes relaxed, highway driving by reducing engine RPM at higher speeds, which translates into acoustic comfort and stable fuel consumption. Using a dedicated rear axle for specific BMW models minimizes the risk of compatibility issues and facilitates integration with the existing drivetrain.

Compatibility with the BMW F platform

The differential has been designed to work with the rear-wheel drive in BMW F01 LCI, F07 GT, F10, and F11 models, where the suspension design and rear axle geometry require a properly selected axle. Its placement on the vehicle in the rear zone ensures a direct connection to the driveshaft and half-shafts, which is crucial for handling stability and the predictable operation of driver assistance systems. Choosing a component from the same design family allows for maintaining factory handling and acceleration characteristics.

Technical and operational characteristics

The rear axle with a 3.08 ratio represents a compromise between dynamic acceleration and calm, economical driving over longer distances. In practice, this means:

• lower engine RPM at highway speeds,
• more linear power delivery in the mid-RPM range,
• stable vehicle behavior during drivetrain load changes.

As an element from the Differentials category, this differential is structurally prepared to handle the loads typical of the engines used in the listed BMW models, while maintaining appropriate housing rigidity and durability.

Condition, selection, and practical application

The product is offered as a used part, which allows for economical repair or replacement of the rear axle while maintaining the vehicle's original specifications. This choice is particularly beneficial for vehicles used intensively, where a reasonable cost is important while maintaining the correct operating parameters of the drivetrain. Before installation, standard workshop verification and the selection of the appropriate transmission oil according to the vehicle manufacturer's guidelines are recommended.

To better understand the impact of the 3.08 ratio on driving characteristics and compare it with other configurations, it is worth reading the guide: Dismantled drive axles and differentials – how to choose ratios for your driving style. The article discusses practical aspects of differential selection, differences in ratios, and typical questions related to rear axle replacement.

Expanding the BMW drivetrain

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 additional axles, differentials with different ratios, or compatible rear-wheel drive components, check out the available parts in the BMW Differentials category.

Summary

BMW F01 LCI F07 GT F10 F11 Rear Differential Diff 3,08 Ratio is a practical solution for users who want to restore the proper operation of the rear-wheel drive while maintaining the factory ratio. Proper fitment for the BMW F platform and placement on the rear axle make this a part that is technically consistent with the vehicle's design and ready for further operation after proper professional installation.