Audi A3 RS3 8V Coil Spring Suspension Rear Left Right N/O/S Set Kit 5Q0511115NJ

Audi A3 RS3 8V Coil Spring Suspension Rear Left Right N/O/S Set Kit are original components from the Leaf and Coil Springs group, designed for the rear axle of Audi sports models. They provide stable body support, predictable vehicle handling, and proper cooperation with other suspension components. Thanks to their factory-specified spring characteristics and precise fitment for the specific vehicle axle, they serve as a solid foundation for the service replacement of worn-out parts.

Specifications and technical data

• SKU: 5Q0511115NJ
• Mark: Audi
• Condition: Used
• OEM Part Number: 5Q0511115NJ
• Substitutable numbers: 5Q0511115NJ, 5Q0 511 115 NJ
• Location on the vehicle: Rear, Right, Left
• Category: Leaf & Coil Springs

Purpose and vehicle placement

The presented springs operate on the vehicle's rear axle and can be installed on both the left and right sides. This solution simplifies part selection and allows for the symmetrical replacement of both elements simultaneously, which is crucial for maintaining uniform suspension characteristics. The components have been designed for the demanding operating conditions typical of dynamic driving in Audi A3 and RS3 8V generation models.

Technical characteristics of the suspension springs

Rear springs are responsible for maintaining the correct vehicle ride height, supporting loads, and working in conjunction with shock absorbers and other chassis components. The design selected by the manufacturer ensures:

• stable support for the rear of the vehicle under varying loads,
• controlled deflection for optimal comfort and handling,
• consistent performance across the full range of suspension travel.

As a result, the car maintains predictable reactions during acceleration, braking, and cornering, which is important for both daily driving and more dynamic conditions.

Benefits of using original Audi springs

Using original springs in the rear suspension translates into a number of practical advantages. The most important include:

• Factory fitment to suspension geometry – no need to modify other system components.
• Consistent rear axle performance in line with the vehicle manufacturer's specifications.
• Reduced risk of uneven tire wear and damage to mating components.
• Ability to restore factory handling parameters after the original springs have worn out.

For the user, this means more confident handling, predictable vehicle behavior, and the maintenance of the correct body position relative to the road.

Part condition and service application

The springs come from the secondary market, which allows for cost-effective repairs while maintaining the original manufacturer's specifications. This type of component is particularly useful for:

• replacing worn or weakened springs on the rear axle,
• restoring factory suspension characteristics after previous modifications,
• post-accident repairs within the rear chassis area.

Selecting the correct part is facilitated by the presence of dedicated manufacturer markings and assignment to a specific mounting area on the vehicle.

Suspension system expansion and part selection

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 and Coil Springs category.

To better match used parts to a specific vehicle version and avoid selection errors, it is worth using practical tips from experts – you can find them in the article No more bad purchases! How to professionally select used car parts, where the importance of manufacturer marking compliance and technical parameters is discussed.