Audi A4 B8 Allroad Rear Axle Suspension Coil Spring Left Right N/O/S 8K0511115FP

Visual condition of the part

The product shows signs of use visible in the photos. Audi A4 B8 Allroad Rear Axle Suspension Coil Spring is an original component from the Leaf and Coil Springs group, designed for use on the left and right sides of the rear axle. This solution is engineered for stable handling, predictable vehicle behavior, and safe load distribution in demanding road conditions.

Specifications and technical data

• SKU: 8K0511115FP
• Mark: Audi
• Condition: Used
• OEM Part Number: 8K0511115FP
• Substitutable numbers: 8K0511115FP, 8K0 511 115 FP
• Location on the vehicle: Rear, Right, Left
• Category: Leaf & Coil Springs

Purpose and function in the suspension system

The presented rear axle coil spring has been designed specifically for Audi A4 B8 Allroad models, taking into account the characteristics of the estate body style and increased ground clearance. It is responsible for maintaining the correct height of the rear of the vehicle, stabilizing the body when driving with a load, and controlling suspension deflection over bumps. The mounting position on the vehicle includes the rear axle on the left and right sides, which allows the component to be used either individually or in pairs, depending on the scope of service work. Thanks to its factory-specified spring rate, the coil spring works in harmony with standard shock absorbers, maintaining predictable suspension responses.

Benefits of using an original Audi coil spring

Using an original coil spring in an Audi A4 B8 Allroad helps maintain the consistency of the entire chassis system. A properly selected deflection characteristic affects:

• driving stability at higher speeds,
• control of body roll in corners,
• even load distribution when driving with passengers and luggage,
• proper cooperation with the vehicle's safety systems. A used original component is a solution that allows for maintaining factory suspension performance parameters while optimizing repair costs. Selecting a coil spring that matches the design of a specific model reduces the risk of incorrect body leveling and premature wear of other suspension components.

Installation and operational characteristics

The Audi A4 B8 Allroad rear axle coil spring is intended for installation in standard mounting points, without the need for suspension modifications. In practice, this means that the replacement can be carried out as part of standard chassis maintenance. When replacing, it is recommended to:

• check the condition of the spring seats and mating components,
• compare the height and characteristics with the component on the opposite side of the axle,
• consider replacing in pairs to maintain even suspension performance. This approach helps maintain consistent vehicle handling characteristics and reduces the risk of differences in deflection between the left and right sides.

Component condition and practical application

The offered coil spring comes from dismantling and is intended for reinstallation in a vehicle where a rear axle suspension component needs to be replaced. This solution is particularly useful for post-accident repairs, geometry correction after mechanical damage, or when replacing worn components in vehicles operated under heavier loads. Choosing a used original component is often preferred by users who want to maintain factory driving characteristics while avoiding the uncertainty of fitting aftermarket parts with unknown specifications. Consistency with the Audi suspension design promotes predictable vehicle behavior in daily use.

Expanding the scope of repairs and technical knowledge

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 mating components, check the available parts in the Audi Leaf and Coil Springs category. When planning repairs using dismantled components, it is worth expanding your knowledge about the scope of work and component selection. Practical tips on using used parts in various vehicle systems can be found in the article Operational faults and costs: how to repair a car using used auto parts?, which discusses, among other things, the principles of part selection and typical symptoms of faults.