Audi A3 8V Rear Axle Suspension Coil Spring Left Right N/O/S Set Kit 5Q0511121BA

Audi A3 8V Rear Axle Suspension Coil Spring Left Right N/O/S Set Kit are factory-spec suspension components designed for the rear axle, providing proper body support and stable vehicle handling. Thanks to a design consistent with the manufacturer's specifications, these springs allow for predictable vehicle behavior and maintain ride comfort in line with Audi brand standards. This is a practical choice for suspension repairs when you want to maintain original performance characteristics.

Specifications and technical data

• SKU: 5Q0511121BA
• Mark: Audi
• Condition: Used
• OEM Part Number: 5Q0511121BA
• Substitutable numbers: 5Q0511121BA, 5Q0 511 121 BA
• Location on the vehicle: Rear, Right, Left
• Category: Leaf & Coil Springs

Purpose and vehicle placement

The presented set of springs is designed for installation on the rear axle, suitable for use on both the left and right sides. This solution facilitates suspension service – in a single operation, you can restore uniform spring characteristics on both sides of the vehicle. These components work with the standard Audi A3 8V suspension architecture, which helps maintain factory geometry and proper shock absorber operation.

Suspension spring performance characteristics

Rear springs are responsible for transferring body loads to the wheels and maintaining a constant vehicle height under various operating conditions. Properly selected spring stiffness affects:

• vehicle stability when driving with a load,
• control of body roll in corners,
• effective cooperation with shock absorbers in vibration damping.

By maintaining parameters consistent with the factory design, the suspension system can operate in a predictable manner, which translates into confident handling and repeatable reactions to driver maneuvers.

Benefits of using original Audi springs

Using components from the same design line as factory Audi parts reduces the risk of unwanted changes in vehicle behavior after repair. The springs are matched to the vehicle's weight and rear axle characteristics, which helps avoid problems such as uneven settling or excessive body sway. This solution is particularly beneficial when you want to maintain the factory balance between comfort and handling precision.

Condition and service application

The offered set comes from the Leaf and coil springs category and is intended for use as a replacement for worn components in the Audi A3 8V rear suspension. It is suitable for both standard repairs after operational wear and replacement following mechanical damage, e.g., after intensive driving on uneven surfaces. It is recommended to perform installation in pairs on the axle to maintain symmetry of the spring characteristics.

Expanding Audi suspension upgrades

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

For drivers interested in a broader perspective on vehicle operation and maintenance costs, including the selection of aftermarket parts, an article comparing popular BMW diesel units may be helpful – you can find it here: BMW N47 vs M57 / M57N / M57N2 – ranking of legendary diesels.