Mercedes SLK R170 230 Front Left N/S Suspension Brake Disc Wheel Carrier

Mercedes SLK R170 230 Front Left N/S Suspension Brake Disc Wheel Carrier is a complete suspension system component designed for the front axle on the driver's side. This used component from the Suspension replacement kits group allows for efficient restoration of suspension geometry, proper wheel guidance, and correct interaction with the brake disc.

Specifications and technical data

• SKU: A2023300020-2
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2023300020
• Substitutable numbers: A2023300020, A 202 330 00 20
• Location on the vehicle: Front, Left
• Category: Suspension Component Replacement Kits

Purpose and function in the suspension

The front left steering knuckle for the Mercedes SLK R170 230 serves as the central connection point for suspension components, the braking system, and the wheel. It is responsible for stable hub mounting, correct steering angle adjustment, and safe load transfer from the road to the vehicle body.

Thanks to its precise geometry and factory OEM design, this component ensures:

• rigid wheel guidance on the front axle,
• proper interaction with the brake caliper and disc,
• maintenance of correct wheel alignment and suspension angles,
• stable vehicle behavior during braking and maneuvers.

Benefits of using an original Mercedes component

The original steering knuckle with hub and brake disc mount for the SLK R170 230 was designed specifically for this model, which translates into an exact fit for factory mounting points. The lack of need for modifications or adjustments minimizes the risk of play, incorrect wheel alignment, or premature tire wear.

Choosing a used OEM component also means:

• consistency with the factory suspension design – maintaining original handling parameters,
• better compatibility with stock control arms, shock absorbers, and the braking system,
• fewer installation issues compared to aftermarket replacements with uncertain geometry.

Vehicle placement and installation aspects

The presented element is intended for the front, left side of the vehicle, which is crucial when selecting parts for the suspension system. Correct placement ensures compatibility with the suspension strut design, control arm mounts, and the steering system.

When replacing the steering knuckle, it is worth paying attention to:

• the condition of interacting suspension components (control arms, ball joints, bearings),
• proper tightening of bolts according to the manufacturer's recommendations,
• the necessity of performing wheel alignment after installation to restore full handling stability.

Application in Suspension replacement kits

The steering knuckle with hub and brake disc mount is often replaced together with other components as part of Suspension replacement kits, especially after collisions or in cases of significant wear of the running gear. This allows for restoring the consistent operation of the entire front axle, reducing vibrations, and improving steering precision.

If you are planning a comprehensive repair or upgrade of the front suspension area in your Mercedes and need other elements from the same group, such as steering knuckles, hubs, or complete wheel mounting modules, check the available parts in the Mercedes Suspension replacement kits category.

How to care for used suspension components

To maximize the potential of a used steering knuckle with hub, it is worth ensuring proper maintenance and regular suspension condition checks. This includes, among other things, periodic inspection of play, corrosion at mounting points, and the condition of interacting bearings and brake components.

Practical tips regarding the operation and protection of dismantled components can be found in the guide How to extend the life of used car parts?, where proven methods for maintaining suspension and other key vehicle systems are described.