Audi A3 8P Rear Axle Suspension Coil Spring Set Kit Left Right N/O/S 1K0511115CA

Audi A3 8P Rear Axle Suspension Coil Spring Set Kit Left Right N/O/S is an original set of suspension components designed for the left and right side of the rear suspension. Thanks to factory geometry and performance characteristics, it ensures stable body support, predictable vehicle handling, and consistency with factory chassis settings. This is a solution for users who want to maintain the original handling properties of their Audi.

Specifications and technical data

• SKU: 1K0511115CA
• Mark: Audi
• Condition: Used
• OEM Part Number: 1K0511115CA
• Substitutable numbers: 1K0511115CA, 1K0 511 115 CA
• Location on the vehicle: Rear, Right, Left
• Category: Leaf & Coil Springs

Purpose and function in the suspension

The presented set belongs to the Leaf springs and coil springs category and is responsible for carrying vertical loads and maintaining the proper height of the rear of the vehicle. The springs work in conjunction with shock absorbers, stabilizers, and other suspension components, influencing:

• maintaining constant rear axle geometry during driving and under load,
• control of suspension deflection over bumps,
• reduction of body roll in corners,
• comfort of damping vibrations transmitted to the cabin.

The placement on the vehicle covers the rear axle on the left and right side, which allows for consistent replacement of both elements in a single service process.

Application in Audi A3 8P

The set has been designed specifically for the Audi A3 8P platform, maintaining factory suspension performance parameters. Proper selection of spring characteristics allows for maintaining:

• predictable vehicle handling in typical road conditions,
• proper interaction with stock shock absorbers and rear axle components,
• consistency with safety systems, such as ABS or ESP, which are based on factory suspension geometry.

Thanks to this, replacing worn-out elements with this set allows for restoring the factory balance between comfort and stiffness of the suspension, without interfering with the vehicle's construction.

Performance characteristics and advantages of the set

As original Audi brand components, the rear axle springs ensure a fit to mounting points without the need for modifications. In practice, this means:

• precise seating in suspension mounts,
• no need for additional adapters or alterations,
• compliance with the manufacturer's service documentation.

The product is offered in a new old stock (N/O/S) condition, which makes it an attractive cost-effective alternative while maintaining the original design specification. This solution is particularly beneficial for comprehensive rear axle maintenance when it is necessary to replace several elements simultaneously.

Professional approach to parts selection

When selecting suspension springs, it is worth paying attention to compliance with manufacturer markings and parameters assigned to a specific version of the Audi A3 8P. This set has a dedicated OEM part number and interchangeable numbers, which facilitates verification of compatibility with a specific vehicle configuration. In case of doubt, it is recommended to compare data with service documentation or consult a mechanic specializing in the Audi brand.

If you are planning a comprehensive repair or upgrade of the rear axle 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 springs and coil springs category.

Technical support and chassis development

When planning broader chassis modifications – especially in higher-power vehicles – technical materials regarding component selection and their impact on suspension loads can be helpful. For example, when considering changes in the area of turbocharging and charge air cooling in other models, it is worth checking out guides regarding compatibility, installation, and service checklists, such as the Global Parts guide to the turbocharger and intercooler for BMW B58 (G20). These types of materials help to better understand the dependencies between power, weight, and suspension component load, which translates into more informed service decisions.