Audi A4 B8 8K Rear Suspension Spring Right Left N/O/S Set 8K0511115DE

Audi A4 B8 8K Rear Suspension Spring Right Left N/O/S Set is a factory-original suspension component set designed for the rear axle, prepared for installation on both the right and left sides. The set ensures consistent, predictable suspension behavior and helps maintain proper body geometry, which translates into stability and driving comfort. Thanks to the use of original components from the Leaf springs and coil springs group, the operating characteristics remain consistent with the manufacturer's specifications.

Specifications and technical data

• SKU: 8K0511115DE
• Mark: Audi
• Condition: Used
• OEM Part Number: 8K0511115DE
• Substitutable numbers: 8K0511115DE, 8K0 511 115 DE
• Location on the vehicle: Rear, Right, Left
• Category: Leaf & Coil Springs

Purpose and function in the suspension system

The rear suspension spring set is responsible for maintaining the correct vehicle ride height and properly transferring loads to the rear axle. These components work in conjunction with shock absorbers, stabilizers, and other suspension parts, ensuring:

• deflection control when the trunk and rear seats are loaded,
• vehicle stability during braking and acceleration,
• confident handling in corners,
• reduction of unwanted body roll.

The springs are designed for installation on the rear axle, on both the right and left sides, which allows for even distribution of forces and maintains suspension symmetry.

Benefits of using the original set

Using a complete set of springs on both sides of the rear axle in an Audi avoids differences in suspension performance that can occur when replacing only a single component. In practice, this means:

• consistent vehicle behavior under changing loads,
• more predictable response to road irregularities,
• preservation of factory handling characteristics,
• better integration with safety systems (ABS, ESP, etc.).

Original springs from this group are designed for specific vehicle weight and load distribution, which helps maintain the correct body position and reduces the risk of premature wear of other suspension components.

Condition, fitment, and installation

The offered set comes from an Audi vehicle and is a Leaf springs and coil springs component designed for the rear axle. The placement on the vehicle includes the rear, right, and left sides, which facilitates selection during comprehensive suspension maintenance. The product is marked as used, allowing for an economical repair while maintaining the original design specifications.

Before installation, standard visual verification and inspection of mating components (shock absorbers, top mounts, bump stops) are recommended to ensure the entire system operates evenly. Properly selected and installed springs help reduce noise from the rear axle area and improve ride comfort on uneven surfaces.

Selection, identification, and application

The spring set is assigned to a specific model from the Audi family, which facilitates identification via the OEM part number and interchangeable numbers available in the specifications section. In practice, this means that with proper selection based on catalog data, the user receives a component matched to the weight and design parameters of the given body variant.

In the case of complex suspension configurations (different equipment versions, two-wheel or all-wheel drive), it is particularly important to use accurate catalog data to avoid installing springs with incorrect characteristics. This ensures compliance with factory standards regarding comfort and stability.

If you are planning a comprehensive repair or upgrade of the rear suspension area in your Audi and need other elements from the same group, such as additional springs, leaf springs, or mounting hardware, check the available parts in the Audi Leaf springs and coil springs category.

For drivers interested in a broader approach to drivetrain service and the impact of suspension on torque transfer in various drive configurations, the guide article Clutch and dual-mass flywheel – diagnostics and parts selection for the drivetrain, which discusses practical aspects of selecting and operating key components, may be helpful.