Audi A5 8T 2.0 TDI Quattro Rear Differential 48:13 MFS 0BC500044B WARRANTY

Listing details

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

Audi A5 8T 2.0 TDI Quattro Rear Differential 48:13 MFS is an original drivetrain component from the Differentials category, designed for installation on the rear axle of the quattro drive system. This used rear differential with a 48:13 MFS gear ratio allows for maintaining the factory drive characteristics, which translates into predictable handling and vehicle stability. It is a solution for users who expect a technically correct component replacement that complies with the manufacturer's design.

Specifications and technical data

• SKU: 0BC500044B
• Mark: Audi
• Condition: Used
• OEM Part Number: 0BC500044B
• Substitutable numbers: 0BC500044B, 0BC 500 044 B
• Location on the vehicle: Rear
• Category: Differentials

Purpose and function in the drivetrain

The presented rear differential is dedicated to Audi models with all-wheel drive, where it is responsible for distributing torque to the rear axle wheels. The vehicle placement specified as rear means that the component works directly with the driveshaft and axle shafts, ensuring the proper operation of the entire quattro system. The applied 48:13 MFS gear ratio allows for consistency with factory ECU and transmission settings, which is crucial for the durability and correct operation of the drivetrain.

Benefits of using an original differential

Using an original rear differential in an Audi A5 8T 2.0 TDI Quattro reduces the risk of compatibility issues and incorrect gear ratio matching. A used component of this class allows you to:

• maintain consistency in acceleration characteristics and engine speed relative to vehicle speed,
• preserve proper cooperation with electronic stability and traction control systems,
• minimize additional mechanical loads in the drivetrain.

For the user, this means more predictable vehicle behavior and a reduction in the risk of costly failures resulting from an incorrectly selected rear differential.

Installation and operational characteristics

The rear differential mounted on the rear axle of the Audi A5 8T is designed as a component integrated into the vehicle's drivetrain. When replacing, it is essential to maintain the compatibility of the 48:13 MFS gear ratio with other drivetrain components, which allows for trouble-free operation after installation. A used component of this type is a good solution for accident repairs, replacement after mechanical wear, or for eliminating noises and play in the drivetrain.

Application in service practice

The rear differential in the Audi A5 8T 2.0 TDI Quattro is particularly important in vehicles operated under higher loads or driven dynamically, where the drivetrain is subjected to higher forces. Replacing a worn differential with a functional, used component allows you to restore:

• handling stability at higher speeds,
• smoothness of torque transfer to the rear wheels,
• reduction of vibrations and unwanted noises from the rear of the vehicle.

For workshops and individual users, this is a technically justified alternative to purchasing a new component, while maintaining the correct operating parameters of the drivetrain.

If you are planning a comprehensive repair or upgrade of the drivetrain area in your Audi and need other elements from the same group, such as front differentials, drive axles, or differential gears, check the available parts in the Audi Differentials category.

Gear ratio selection and technical knowledge

When selecting a rear differential, it is crucial to match the gear ratio to the existing drive configuration and driving style. Incorrect selection can result not only in a change in acceleration characteristics but also in excessive load on the transmission and intermediate components. To better understand the relationships between the axle ratio, differential, and driving comfort, it is worth consulting specialized studies. Practical tips, definitions, and configuration examples can be found in the article Dismantled drive axles and differentials – how to choose gear ratios for your driving style, which helps you consciously select the right component for your specific application.