Audi A4 B8 Driveshaft Rear Axle Right O/S Drive Shaft 8K0501203K

Audi A4 B8 Driveshaft Rear Axle Right O/S Drive Shaft is a component from the Driveshafts group, designed to transmit torque to the rear axle in Audi vehicles. The precisely selected placement on the vehicle ensures proper cooperation with the differential and wheel hub, which translates into stable handling and predictable vehicle behavior during acceleration and engine braking. This is a solution for users looking for a technically matched drivetrain component that complies with the vehicle's factory design.

Specifications and technical data

• SKU: 8K0501203K
• Mark: Audi
• Condition: Used
• OEM Part Number: 8K0501203K
• Substitutable numbers: 8K0501203K, 8K0 501 203 K
• Location on the vehicle: Rear, Right
• Category: Driveshafts

Purpose and function in the drivetrain

Audi A4 B8 Driveshaft Rear Axle Right O/S Drive Shaft operates in the rear part of the vehicle, on the right side, as a key element transmitting drive from the differential to the wheel. It is responsible for:

• stable torque transmission at various rotational speeds,
• compensation for vertical and horizontal suspension movements,
• maintaining proper drivetrain geometry under load.

Thanks to its appropriately selected length and construction, the driveshaft works with factory joints and suspension components, which allows for maintaining predictable vehicle handling and reducing unwanted vibrations.

Compatibility and fitment for Audi

The presented driveshaft belongs to a group of drivetrain components dedicated to the Audi brand, which facilitates the selection of parts for a specific body version and drivetrain layout. The correct placement on the vehicle (rear, right side) minimizes the risk of errors during installation and speeds up the service process.

The element has an assigned OEM part number and interchangeable numbers, which allows for precise verification of compatibility with manufacturer catalogs and parts selection systems. This makes it easy to check whether a given driveshaft will properly work with the existing differential, hub, and other drivetrain components.

Characteristics of the used component

The product is offered in used condition, which means it comes from disassembly and has been verified for suitability for further operation. This type of solution is often chosen by users who want to maintain the factory specification of the vehicle while optimizing repair costs.

In the case of a driveshaft, it is important to pay attention to the condition of the joints, boots, and any operational play before installation. A properly selected and functional driveshaft reduces the risk of knocking, vibrations, or jerking during starting and driving under load, which directly affects the comfort and safety of using the car.

Role in drivetrain durability

A functional rear driveshaft has a significant impact on the lifespan of the entire drivetrain. Proper load transmission reduces wear on the differential, wheel bearings, and suspension components. A properly selected component from the Driveshafts group helps maintain:

• even distribution of forces in the drivetrain,
• driving stability during dynamic maneuvers,
• lower noise and vibration levels in the cabin.

For users who use their car intensively or with a full load, the proper condition of the driveshaft is particularly important from the point of view of safety and the predictability of the vehicle's behavior.

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 additional driveshafts, connecting shafts, or other drivetrain components, check the available parts in the Audi Driveshafts category.

How to consciously buy used drivetrain components

When choosing a used driveshaft, it is worth knowing the basic symptoms of drivetrain wear and knowing what to pay attention to during installation and the first test drives. Tips on assessing the condition of the differential, joints, and cooperating sensors can be helpful.

To better prepare for the purchase and operation of used drivetrain components, read the guide: Second-hand differential – what you need to know about used differentials, sensors, and drivetrain systems. You will find practical information there that will facilitate the assessment of component condition and help avoid costly mistakes.

Additionally, if you are interested in a broader view of the second-hand parts market and want to learn about the most frequently chosen solutions for popular models, it is also worth reading the article The best used car parts – a guide to the most frequently chosen original parts for popular car brands and models, which will help you better plan future repairs and upgrades for your car.