Audi A8 S8 D4 Rear Wheel Hub Suspension Knuckle Right O/S 4H0505432D

The Audi A8 S8 D4 Rear Wheel Hub Suspension Knuckle Right O/S is a precision suspension component responsible for stable wheel guidance and correct axle geometry. As part of the Bearings, wheel hubs and bushings group, it provides solid support for the hub and effectively transfers loads from the wheel to the suspension, which translates into predictable vehicle handling. This used original Audi component is a sensible choice for professional repairs or suspension reconstruction in D4 generation A8 and S8 models.

Specifications and technical data

• SKU: 4H0505432D-1
• Mark: Audi
• Condition: Used
• OEM Part Number: 4H0505432D
• Substitutable numbers: 4H0505432D, 4H0 505 432 D
• Location on the vehicle: Rear, Right
• Category: Wheel Bearings, Hubs & Seals

Purpose and function in the suspension

The described suspension knuckle is designed for installation on the rear right side of the vehicle, where it serves as a key load-bearing element for the wheel hub and the associated bearings and bushings. It is responsible for:

• maintaining the correct position of the wheel relative to the body,
• stable mounting of the hub and associated components,
• transferring longitudinal and lateral forces from the wheel to the suspension,
• maintaining the correct rear axle geometry in the Audi A8 / S8 D4.

Thanks to its properly designed structure, the knuckle works with the multi-link suspension system, supporting precise wheel guidance at higher speeds and during dynamic maneuvers.

Original origin and installation compatibility

The component comes from the Audi line, which means it maintains factory standards of workmanship, geometry, and mounting points. The original rear right suspension knuckle for the A8 / S8 D4:

• is matched to the factory suspension system without the need for modifications,
• maintains compliance with factory wheel geometry settings,
• ensures compatibility with the hubs, bearings, and bushings intended for this model.

This type of component is particularly recommended for post-collision repairs, replacing worn suspension elements, or restoring full efficiency to the running gear in premium class cars.

Used condition and economic benefits

The knuckle is offered in used condition, which allows for a significant reduction in repair costs while maintaining the manufacturer's original specifications. Choosing this solution means:

• savings compared to new parts while maintaining the factory design,
• the ability to match the existing suspension system without installation problems,
• a reasonable compromise between price and quality in luxury segment cars.

If you want to better understand how to safely use the secondary market, it is worth reading an article discussing the most common beliefs on this topic: Used car parts: myths and facts you need to know.

Why choose an original Audi suspension knuckle

The original rear right suspension knuckle for the Audi A8 / S8 D4 from the Bearings, wheel hubs and bushings group was designed specifically for the loads and suspension characteristics of this model. As a result:

• it maintains the proper stiffness and stability of connections,
• it supports even wear of tires and suspension elements,
• it allows for maintaining the predictable handling typical of the A8 / S8 D4.

If you are interested in a broader context of using original components from the secondary market, the material dedicated to OEM part quality may be helpful: Quality guarantee and OEM safety – why used original car parts are the best choice.

Expansion and comprehensive repair of the Audi rear suspension

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 wheel hubs, bearings, or bushings, check out the available parts in the Audi bearings, wheel hubs and bushings category.