Audi TT 8J Rear Coil Spring Set Suspension Left Right N/O/S Set 8J0511115AK

Audi TT 8J Rear Coil Spring Set Suspension Left Right N/O/S Set is a factory-original set designed for installation on the left and right sides of the rear axle. This original component from the Leaf springs and coil springs group ensures proper body support, stable handling, and predictable suspension performance during daily use. It is the ideal solution for users who want to maintain driving characteristics consistent with the manufacturer's specifications.

Specifications and technical data

• SKU: 8J0511115AK
• Mark: Audi
• Condition: Used
• OEM Part Number: 8J0511115AK
• Substitutable numbers: 8J0511115AK, 8J0 511 115 AK
• Location on the vehicle: Rear, Right, Left
• Rim width: 8
• Category: Leaf & Coil Springs

Purpose and function in the Audi TT 8J suspension

The rear coil spring set works in tandem with the shock absorbers, responsible for maintaining the correct ride height and controlling suspension deflection. Using a dedicated set for the Audi TT 8J ensures consistency with the factory geometry, which translates into predictable vehicle behavior during acceleration, braking, and cornering.

The springs are designed for installation on the left and right sides of the rear axle, which simplifies maintenance – replacement is performed symmetrically without the need to match different references. This reduces the risk of uneven body sagging and unwanted differences in suspension performance characteristics.

Performance parameters and operating characteristics

The springs have been designed to work with wheels of a specific width, which helps maintain the correct wheel tracking and vehicle stability. Properly selected deflection characteristics contribute to:

• control of body roll during dynamic driving,
• maintaining stable tire contact with the road surface,
• even load distribution across suspension components,
• damping comfort on uneven surfaces while maintaining steering precision.

By maintaining factory specifications, the springs work correctly with stock shock absorbers and other rear suspension components without the need for additional modifications.

Condition, fitment, and installation

The offered set is an original Audi brand component, which means compatibility with factory mounting points and operating parameters intended for the TT 8J model. This facilitates installation in a workshop environment – the mechanic does not need to make structural changes or use adapters.

The rear coil spring set is intended for the direct replacement of worn parts, especially in situations such as:

• reduced driving comfort caused by material fatigue,
• uneven sagging of the rear of the vehicle,
• mechanical damage to the springs after intensive use.

Using an original set helps restore predictable vehicle behavior and limits accelerated wear of other suspension components.

Benefits of using original Audi springs

Choosing a factory rear coil spring set for the Audi TT 8J is a solution that allows you to maintain the integrity of the entire chassis. Proper fitment to the vehicle's weight and suspension geometry minimizes the risk of incorrect wheel alignment and toe-in issues. This is particularly important in cars with a sporty character, where steering precision has a direct impact on safety and the predictability of the car's reactions.

By using a set dedicated to a specific model, you avoid compromises typical of universal replacements, and the suspension retains parameters close to those intended by the manufacturer for a stock Audi TT 8J.

Suspension system expansion and technical knowledge

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 related suspension components, check out the available parts in the Audi Leaf springs and coil springs category.

For users interested in a broader look at the differences in suspension design, braking systems, and powertrains between sports versions and standard models, a valuable supplement may be an article describing the details of RS models – Audi RS vs other models – what is hidden under the hood and chassis?.