BMW F01 F07 F10 F11 LCI Rear Differential Diff 3,46 Ratio 7584446 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 F07 F10 F11 LCI Rear Differential Diff 3,46 Ratio is an original drivetrain component from the Differentials category, designed for installation on the vehicle's rear axle. This solution is intended for users who expect stable torque transmission, proper drivetrain operation, and the preservation of factory handling characteristics. By maintaining BMW manufacturer specifications, the differential allows for a technically correct repair without interfering with the suspension or drivetrain construction.

Specifications and technical data

• SKU: 7584446
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7584446
• Substitutable numbers: 7584446, 33107584446, 7584447, 33107584447
• Location on the vehicle: Rear
• Category: Differentials

Purpose and function in the drivetrain

The rear differential in BMW F01, F10, and F11 series models is responsible for distributing torque to the rear axle wheels and compensating for rotational speed differences when cornering. A properly selected and functional component ensures:

• stable vehicle handling at higher speeds,
• smooth power transmission on surfaces with varying grip,
• reduction of unwanted vibrations and noise in the rear part of the body.

Its placement on the rear axle allows for the preservation of the typical BMW handling characteristics, based on a precise balance between comfort and dynamics.

Benefits of using an original BMW differential

Using a differential from the same BMW model family reduces the risk of compatibility issues and the need for modifying additional components. Key advantages include:

• factory fitment to suspension geometry and rear axle mounting points,
• preservation of the gear ratios intended by the manufacturer (when selected according to the vehicle configuration),
• seamless operation with drivetrain control electronics and safety systems.

For the user, this means predictable vehicle behavior, proper cooperation with traction control systems, and no need for interference with the drive axle construction.

Use in service and repairs

The presented rear differential is suitable both for standard replacement of a worn-out component and for repairs following mechanical damage to the rear axle. In workshop practice, this is a particularly useful solution when:

• the existing differential shows clear signs of wear (noise, play, jerking),
• mechanical damage to the housing or the internal gears has occurred,
• it is necessary to quickly restore vehicle functionality while maintaining factory parameters.

Used condition allows for an economical repair while maintaining the original BMW construction, which is especially important for vehicles that are used intensively or have high mileage.

Fitment and technical compatibility

The differential should always be selected based on the OEM part number and available interchangeable numbers to ensure full compatibility with the specific engine and drivetrain version of the vehicle. Proper fitment translates into:

• correct gear ratio throughout the drivetrain,
• no conflicts with control software,
• preservation of the manufacturer's intended acceleration and rotational speed parameters.

Thanks to this, the BMW F01 F07 F10 F11 LCI Rear Differential Diff 3,46 Ratio can be used as a component to restore the vehicle to its factory specification without the need for additional modifications.

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 axle housings, final drives, or additional differential parts, check the available parts in the BMW Differentials category.

Technical support and knowledge about differentials

When selecting a differential, it is crucial to understand the relationship between the axle ratio, engine characteristics, and driving style. To better plan a repair or a potential change in drivetrain configuration, it is worth using expert materials. A detailed discussion of selection principles, definitions, and application examples can be found in the article Dismantled drive axles and differentials – how to choose gear ratios for your driving style.