Mercedes R231 Axle Wheel Hub Suspension Carrier Mount Rear Left N/S A2313504700

Mercedes R231 Axle Wheel Hub Suspension Carrier Mount Rear Left N/S is a precision chassis component designed for the rear left axle of Mercedes vehicles. It is responsible for stable wheel guidance, proper transfer of loads from the suspension to the body, and maintaining correct geometry, which translates into safe and predictable vehicle handling.

Specifications and technical data

• SKU: A2313504700
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2313504700
• Substitutable numbers: A2313504700, A 231 350 47 00
• Location on the vehicle: Rear, Left
• Category: Steering & Suspension Bushings

Purpose and function in the chassis system

The steering knuckle with hub and wheel mount installed on the rear left side of the vehicle is a key component acting as an interface between the suspension, bearing, and wheel. Its tasks include:

• maintaining the wheel in the correct position relative to the body,
• providing a stable mounting point for the bearing and hub,
• transferring longitudinal and lateral forces generated during driving,
• maintaining toe and camber settings in accordance with the manufacturer's specifications.

Thanks to a properly selected steering knuckle, the suspension system operates smoothly, and the tire maintains proper contact with the road surface, which influences predictable vehicle behavior in corners and during braking.

Construction and role in the Bearing and Chassis Bushings category

The component belongs to the Bearing and Chassis Bushings group, i.e., components responsible for load transfer and cooperation with wheel bearings and suspension elements. The steering knuckle with hub creates a rigid, load-bearing point for the bearing, while simultaneously working with control arms, bushings, and other chassis parts, ensuring:

• adequate connection stiffness in the wheel area,
• controlled deflection in areas intended by the manufacturer (on bushings and flexible elements),
• reduction of unwanted play that could affect vehicle handling.

A properly selected rear left steering knuckle is particularly important after collisions, mechanical suspension damage, or when deviations in rear axle geometry are detected.

Benefits of using an original Mercedes component

Using a steering knuckle dedicated to the Mercedes R231 platform allows for maintaining factory handling parameters and ride comfort. The main advantages include:

• compliance with the vehicle's factory design,
• proper fitment to standard suspension and wheel hub mounting points,
• maintaining the rear axle operating characteristics intended by the manufacturer.

The element from this group is particularly recommended for repairs after mechanical damage, when it is necessary to restore the original geometry and stability of the rear chassis section.

Condition, installation, and service application

The offered rear left steering knuckle is an aftermarket part, which allows for economical repair while maintaining a design consistent with factory solutions. Before installation, standard workshop verification and inspection of cooperating suspension elements and bearings are recommended to fully utilize the potential of this component.

After installing the steering knuckle with hub and wheel mount, it is advisable to perform a measurement and adjustment of the rear axle geometry, which will ensure even tire wear and stable vehicle handling across the entire speed range.

Repair expansion and additional information

If you are planning a comprehensive repair or upgrade of the chassis area in your Mercedes and need other elements from the same group, such as additional steering knuckles, hubs, or wheel mounting elements, check the available parts in the Mercedes Bearing and Chassis Bushings category.

If you are interested in how using aftermarket parts can support sustainable vehicle operation and reduce environmental impact, it is worth reading the article Eco-tuning in practice: how to increase performance while reducing your carbon footprint with recycled parts, which discusses a practical approach to conscious vehicle repair and modernization.