Mercedes W221 Support de moyeu de roue avant droite Suspension Bracket Holder

Mercedes W221 Suspension Knuckle Hub Strut Right Front is an original part of the running gear from the Suspension Replacement Kits category, designed for installation on the right side of the front axle. The complete knuckle assembly with hub and suspension strut ensures precise wheel guidance, driving stability, and proper cooperation with the braking and steering systems. This solution is particularly beneficial for workshops and users expecting proven geometry and factory fit for the suspension of the Mercedes S-Class W221 generation.

Spécifications et données techniques

• UGS: A2213324601-2
• Marque: d'origine Mercedes
• Condition: D'occasion
• Numéro de pièce OEM: A2213324601
• Nombres substituables: A2213324601, A221 332 46 01
• Emplacement sur le véhicule: Avant, Droit
• Catégorie: Kits de suspension complets

Purpose and Function in Front Suspension

The described knuckle assembly with hub and suspension strut is responsible for the load-bearing and guiding function of the right front wheel. This component transfers loads from the body to the wheel, maintains correct suspension geometry, and serves as a mounting point for the shock absorber, control arms, and braking system.

Thanks to its factory design for the Mercedes W221, the following are maintained:

• stable position of the hub relative to the body,
• correct cooperation with the steering system,
• appropriate suspension angle settings, crucial for even tire wear,
• safe transfer of braking and acceleration forces.

Benefits of Using an Original Knuckle Assembly

Using a complete knuckle assembly with hub and suspension strut in the Mercedes W221 helps reduce the risk of geometry and component fit issues. The original design ensures compatibility with factory mounting points, facilitating installation and subsequent wheel alignment adjustments.

Key advantages include:

• maintaining the suspension system's rigidity as designed by the manufacturer,
• secure mounting of the wheel bearing and hub,
• compatibility with standard brake and shock absorber components,
• the ability to restore proper vehicle handling after a collision or suspension damage.

Mounting Characteristics and Service Application

The knuckle with hub and suspension strut is designed for installation on the right front side, which is important when selecting parts for vehicles with independent front suspension. This component is particularly useful in accident repairs, when deformations of the knuckle are detected, play in the hub area, or problems with maintaining geometry.

In workshop practice, using a complete assembly allows for:

• reduced repair time compared to replacing individual components,
• minimizing the risk of dimensional incompatibility between different manufacturers,
• achieving predictable vehicle behavior after suspension repair.

Application in the Context of Standard and Sport Suspension

The Mercedes S-Class W221 generation is often equipped with both standard and more dynamic suspension configurations. In both cases, maintaining correct geometry and rigidity of the load-bearing elements is crucial. To better understand the design differences between standard and sport solutions and to consciously choose used suspension components, it is worth reading the article Standard vs. Sport Suspension – Design Differences and Is It Worth Buying Used Suspension Parts?.

Selection, Verification, and Safe Purchase of a Used Knuckle

When choosing a used knuckle assembly with hub and suspension strut for a Mercedes W221, it is crucial to compare vehicle identification data and part parameters. It is worth paying attention to compatibility with the body version and suspension type, as well as the element's service history. Additional support can be obtained by using reference numbers and manufacturer markings, which facilitates matching in professional catalogs.

If you want to streamline the purchasing process and learn practical tips for verifying used parts online, the guide Safe Purchase of Used Car Parts Online – Step-by-Step Guide will be helpful, describing, among other things, selection by manufacturer markings and examples of applications in various categories.

If you are planning a comprehensive repair of the running gear in your Mercedes S-Class W221 and also need other elements related to suspension replacement for this model, check the available parts in the Mercedes Suspension Replacement Kits category.