Audi Q3 8U 2.0 TFSI Quattro Front Suspension Leg Axle Left N/S 5N0413031AS

Visual condition of the part

The product shows signs of use visible in the photos.

Audi Q3 8U 2.0 TFSI Quattro Front Suspension Leg Axle Left N/S is a factory-original suspension component designed for the front axle on the driver's side. As part of the Shock absorbers and suspension legs category, it ensures proper wheel guidance, body stability, and predictable vehicle handling in daily operation.

Specifications and technical data

• SKU: 5N0413031AS-1
• Mark: Audi
• Condition: Used
• OEM Part Number: 5N0413031AS
• Substitutable numbers: 5N0413031AS, 5N0 413 031 AS, 1K0407255AA, 1K0 407 255 AA, 5N0615123, 5N0 615 123, 1K0615301AA, 1K0 615 301 AA
• Location on the vehicle: Front, Left
• Category: Shocks, Struts & Assemblies

Purpose and function in the suspension system

This suspension leg has been designed specifically for the Quattro drivetrain in the Audi Q3 8U model with a 2.0 TFSI engine, intended for the front, left side of the vehicle. It is responsible for vertical wheel guidance, working in conjunction with the rest of the suspension system, and transferring loads from the body to the road, which translates into confident handling and predictable vehicle reactions.

This component operates within a MacPherson strut system, integrating both guiding and damping functions. A correctly selected suspension leg helps maintain proper suspension geometry, reduces body roll, and improves ride comfort on uneven surfaces.

Compatibility and installation parameters

The suspension leg is designed for installation on the front axle on the left side, which is crucial for proper fitment with the steering knuckle, hub, and other suspension components. Thanks to the preservation of factory mounting geometry, installation is straightforward for an experienced mechanic, with no structural modifications required.

The product has an assigned OEM part number and interchangeable numbers, which facilitates verification of compatibility with a specific Audi Q3 8U configuration. Before purchasing, it is recommended to compare the markings with vehicle data or consult a service center to confirm full compatibility.

Performance characteristics and benefits

As an element from the Shock absorbers and suspension legs category, this front suspension leg affects several key aspects of vehicle handling:

• driving stability at higher speeds,
• effective damping of vibrations and road irregularities,
• maintaining the correct wheel position relative to the body,
• proper cooperation with the braking and steering systems.

Choosing an original suspension leg designed for a specific engine and drivetrain version of the Audi Q3 8U allows for the preservation of factory driving characteristics, which is particularly important in all-wheel-drive vehicles where load distribution and suspension geometry are precisely calibrated.

Condition, origin, and economic aspect

The offered item is a used Audi brand part, which represents a reasonable compromise between repair costs and maintaining the vehicle's original specifications. For many users, this is a way to maintain the integrity of the suspension system without having to resort to cheaper replacements with uncertain parameters.

If you want to better understand how the condition and quality of suspension components affect safety and ride comfort, it is worth checking out our guide: Suspension system – a comprehensive guide to shock absorbers, control arms, and stabilizers. You will find practical tips there regarding the diagnostics and operation of similar components.

In case of doubts regarding the choice of used parts, the following article may also be helpful in dispelling common driver concerns: Used car parts: Myths and facts you need to know.

Expansion and service of Audi suspension

If you are planning a comprehensive repair or upgrade of the front suspension area in your Audi and need other elements from the same group, such as MacPherson struts, shock absorber inserts, or complete suspension legs, check out the available parts in the Audi shock absorbers and suspension legs category.

A well-selected set of suspension components allows you to restore consistent vehicle behavior, reduce tire wear, and improve steering precision, which is important both in daily city driving and on longer trips.