Audi RSQ3 F3 Rear Wheel Carrier Knuckle Brake Disc Plate Left N/S 5QF505435H

Audi RSQ3 F3 Rear Wheel Carrier Knuckle Brake Disc Plate Left N/S is a precision chassis component responsible for stable wheel guidance and correct rear axle suspension geometry. As part of the Wheel bearings, hubs and bushings group, the steering knuckle works with other suspension components, influencing safety, predictable vehicle handling, and ride comfort. Using an original pre-owned component allows for a technically correct repair without the need to resort to aftermarket replacements with uncertain parameters.

Specifications and technical data

• SKU: 5QF505435H
• Mark: Audi
• Condition: Used
• OEM Part Number: 5QF505435H
• Substitutable numbers: 5QF505435H, 5QF 505 435 H
• Location on the vehicle: Rear, Left
• Part type: Wheel Hub
• Category: Wheel Bearings, Hubs & Seals

Purpose and function in the suspension system

The rear left steering knuckle in the Audi RSQ3 F3 is a key junction connecting suspension elements, the wheel hub, and the braking system. It is responsible for:

• maintaining the correct position of the wheel relative to the body,
• transferring loads from the road surface to the suspension and body,
• maintaining the correct rear axle wheel geometry,
• working with the wheel bearing and hub to ensure smooth rotation.

Thanks to its precisely engineered design, the steering knuckle ensures driving stability, which is particularly important in a car with the sporty characteristics of the RSQ3.

Vehicle placement and installation aspects

The presented steering knuckle is designed for installation on the rear left side of the vehicle. The precisely defined placement on the vehicle minimizes the risk of errors when selecting parts and facilitates service work. The component is prepared to work with the factory Audi suspension system, which helps maintain the original handling parameters and suspension performance after repair.

Benefits of using an original steering knuckle

Choosing an original steering knuckle from the Wheel bearings, hubs and bushings group for your Audi offers a number of practical advantages:

• maintaining factory suspension geometry and predictable vehicle handling,
• material and structural consistency with other chassis components,
• reducing the risk of alignment issues after replacement,
• the possibility of effective repair without interfering with the manufacturer's design.

This solution is particularly important in high-performance cars, where handling precision and stability at higher speeds have a direct impact on safety.

Characteristics of the used component

The wheel knuckle is offered in used condition, which allows for an economical repair while maintaining the original technical specification. For many users, this is a reasonable compromise between cost and quality, especially in the case of structural elements that are not typical wear-and-tear parts. A used OEM component, sourced from dismantling, can successfully continue to perform in a vehicle, provided it is correctly installed and connected to the other suspension elements.

If you want to better understand how to safely use the secondary market, it is worth reading educational material on myths and facts about used components – you will find it in the article Used car parts: Myths and facts you need to know.

Expansion and modernization of the Audi chassis

If you are planning a comprehensive repair or modernization of the suspension and chassis area in your Audi and need other elements from the same group, such as hubs, bearings, or bushings, check out the available parts in the Audi wheel bearings, hubs and bushings category.

Thanks to this, you can replace several related components in one service stage, which reduces vehicle downtime and helps restore a consistent, predictable handling character, which is particularly important in models with a sporty edge.