Mercedes W176 A180 Suspension Leg Brake Wheel Hub Carrier Front Right O/S

Visual condition of the part

The product shows signs of use visible in the photos.

Mercedes W176 A180 Suspension Leg Brake Wheel Hub Carrier Front Right O/S is a complete load-bearing component designed for the front axle on the passenger side. This solution allows for the efficient replacement of a worn-out assembly in the chassis, ensuring proper wheel alignment, vehicle stability, and correct interaction with the braking system in your Mercedes. By maintaining the factory suspension geometry, this part helps restore predictable and safe vehicle handling.

Specifications and technical data

• SKU: A1763203613-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1763203613
• Substitutable numbers: A1763203613, A 176 320 36 13, A2463320601, A 246 332 06 01, A2464210112, A 246 421 01 12, A0004216881, A 000 421 68 81
• Location on the vehicle: Front, Right
• Category: Suspension Component Replacement Kits

Purpose and function in the suspension system

The described component plays a key role in the front suspension, connecting the shock absorber strut, wheel hub, and brake caliper on the right side of the vehicle. It is responsible for:

• maintaining the correct position of the wheel relative to the body,
• transferring loads from the road to the body through the suspension,
• stable mounting of the hub and brake disc,
• maintaining wheel geometry in terms of camber and caster angle.

As a result, the steering and braking system operates in a predictable manner, and the vehicle maintains stability both when driving straight, cornering, and during emergency braking.

Compatibility and fitment for Mercedes W176 A180

The steering knuckle has been designed specifically for the Mercedes A-Class W176 generation in the A180 version, intended for the front axle on the right side. This ensures the retention of factory mounting points, the correct hub offset, and the proper position of the brake caliper relative to the disc. Such fitment reduces the risk of issues with geometry, uneven tire wear, or incorrect ABS/ESP system operation after installation.

The element comes from the Suspension replacement kits group, which facilitates the selection of other components as part of comprehensive chassis maintenance – e.g., in the event of major collision damage or during a thorough front axle renovation.

Characteristics of the used component

The presented steering knuckle is a used part, which in practice means a favorable compromise between repair costs and maintaining the manufacturer's original design. In the case of suspension load-bearing elements, choosing parts from dismantling often allows for:

• factory fitment with other suspension components,
• retention of original stiffness and geometry,
• lower cost compared to new sub-assemblies.

Before installation, a standard inspection of the mounting surface condition, bolt sockets, and hub and caliper contact planes is recommended, and after installation – performing a wheel alignment on a professional stand. This approach allows you to fully utilize the structural potential of the original Mercedes suspension.

Benefits of replacing the complete steering knuckle assembly

Replacing the complete steering knuckle assembly with the hub and brake caliper mount on the front right axle is particularly recommended after mechanical damage (e.g., hitting a curb, collision) or in case of excessive wear of rolling and mounting elements. Using such a solution can:

• reduce repair time compared to replacing individual sub-assemblies,
• minimize the risk of incorrect assembly of several different components,
• facilitate the restoration of the vehicle's original handling parameters.

For workshops and users, this means a more predictable final repair result and greater confidence that the front suspension of the Mercedes W176 A180 will operate according to the manufacturer's specifications.

Selection of other suspension elements and technical knowledge

If you are planning a comprehensive repair or upgrade of the suspension area in your Mercedes and need other elements from the same group, such as control arms, springs, or shock absorbers, check the available parts in the Mercedes suspension replacement kits category.

When deciding to use used parts in the chassis, it is worth relying on reliable technical knowledge. The differences between standard and sports suspension, the impact of component stiffness on handling, and practical tips regarding the purchase of components from dismantling are discussed in detail in the article "Standard vs. sports suspension – design differences and is it worth buying used suspension parts?", which will help you choose the right solution for your driving style and expectations.