BMW E87 E90 116i 120i 316i 320i Rear Differential Diff 3.64 Ratio RECONDITIONED

Listing details

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

BMW E87 E90 116i 120i 316i 320i Rear Differential Diff 3.64 Ratio RECONDITIONED is a professionally reconditioned rear differential designed for selected BMW 1 Series and 3 Series models. The correct final drive ratio is crucial for acceleration characteristics, flexibility, and driving comfort, making this component essential for both repairs and drivetrain modifications.

Specifications and technical data

• SKU: 7519925-1
• Mark: BMW (Genuine OE)
• Condition: Remanufactured
• OEM Part Number: 7519925
• Substitutable numbers: 33107519925, 7519925, 33107519926, 7519926
• Location on the vehicle: Rear
• Category: Differentials

Application and compatibility

The presented differential belongs to the Differentials category and is designed for rear axle installation in selected versions of the BMW E87 and E90 series with petrol engines. The 3.64 ratio provides a dynamic throttle response, well-suited for daily use and a more assertive driving style, while maintaining reasonable engine RPMs in higher gears.

The item is prepared as a reconditioned part, meaning it has undergone a process to restore full operational efficiency while maintaining the performance parameters required for the BMW drivetrain. This solution is particularly beneficial when replacing a worn or damaged differential in vehicles that are heavily used or have undergone drivetrain modifications.

Technical characteristics and role in the drivetrain

The rear differential with a 3.64 ratio is responsible for distributing torque to the rear wheels and for the final drive ratio of the entire drivetrain. In practice, this affects:

• the car's acceleration response in lower and mid-range gears,
• engine RPM at highway speeds,
• stability of power transmission to the rear wheels,
• drivetrain refinement under load changes.

Selecting a differential with the correct ratio is particularly important when replacing the engine, changing the gearbox, or performing performance-related modifications. The 3.64 differential represents a compromise between dynamics and fuel economy, which works well in typical road applications.

Condition, reconditioning process, and user benefits

The differential is offered in remanufactured condition, meaning it has undergone a process of restoring full functionality with an emphasis on the proper operation of the gears and bearings. Such components are frequently chosen by BMW users who expect a proven component with parameters close to factory specifications, while reducing costs compared to purchasing a new part.

A reconditioned rear differential is a sensible choice in situations where:

• the original differential shows signs of noise, play, or leaks,
• replacement is necessary due to mechanical damage,
• you are planning to match the ratio to a different drivetrain configuration.

Thanks to maintaining the factory BMW design concept, the installation of the differential is predictable for the workshop, and after proper installation, the drivetrain regains stable and consistent operation.

Technical support and ratio selection

When choosing a final drive, it is worth considering your driving style, gearbox type, and engine characteristics. For drivers who want to better understand the impact of the ratio on the car's behavior, a guide describing various configurations and examples of applications will be useful. A detailed discussion can be found in the article Dismantled drive axles and differentials – how to choose ratios for your driving style, where the relationships between ratio, dynamics, and driving comfort are explained.

BMW drivetrain expansion

If you are planning a comprehensive repair or upgrade of the drivetrain in your BMW and need other components from the same group, such as additional differentials, axles with different ratios, or alternative rear-wheel-drive configurations, check out the available parts in the BMW Differentials category.

Summary

BMW E87 E90 116i 120i 316i 320i Rear Differential Diff 3.64 Ratio RECONDITIONED is a solid, reconditioned rear differential designed for specific BMW 1 and 3 Series models, ensuring the correct ratio and stable drivetrain operation. A properly selected and correctly installed differential restores predictable handling, proper dynamics, and driving comfort, making it a technically sound solution for repairs and modifications of rear-wheel-drive BMW vehicles.