Rear Wishbone Mercedes W177 W247 Control Arm Axle Left N/S Joint A2473520700

Mercedes W177 W247 Rear Left Control Arm Rear Left is an original part from the Control Arms and Ball Joints category, designed for the rear left suspension. Precise geometry and factory fit ensure stable handling, predictable vehicle behavior, and proper cooperation with other suspension components.

Specifications and technical data

• SKU: A2473520700
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2473520700
• Substitutable numbers: A2473520700, A 247 352 07 00, BG
• Location on the vehicle: Rear, Left
• Category: Control Arms, Ball Joints & Assemblies

Purpose and Placement in the Suspension

The presented control arm is dedicated to the rear axle on the left side, which is crucial for maintaining correct wheel geometry and even force distribution within the suspension. It is responsible for:

• maintaining the correct position of the wheel relative to the body,
• stabilizing the driving path during acceleration and braking,
• controlling the operation of springs and shock absorbers in the rear of the vehicle.

Thanks to its construction in line with Mercedes factory standards, the control arm works with the suspension system without the need for modifications to other components.

Technical and Functional Characteristics

The rear left control arm is designed as a load-bearing element of the suspension system, transferring vertical and lateral loads. Its task is to maintain the stable position of the wheel hub and ensure the proper operation of ball joints and rubber-metal bushings throughout the entire suspension travel range.

Key features include:

• construction adapted to the Mercedes compact class vehicle platform,
• maintenance of factory camber and toe angles after correct geometry alignment,
• compatibility with standard brake and spring system components.

A control arm configured in this way helps reduce tire wear, improves steering precision, and increases the predictability of the vehicle's behavior in corners.

Condition of the Part and Benefits of Using a Used Part

The offered control arm comes from disassembly, allowing for an attractive price while maintaining the original manufacturer's specifications. Compared to low-quality aftermarket parts, an OEM part usually cooperates better with the factory suspension, which translates to:

• more consistent body reactions to uneven surfaces,
• lower risk of improper fit,
• easier diagnostics and future servicing.

For users who want to maximize the potential of their original suspension, using a used OEM part is a sensible compromise between cost and quality.

Installation and Maintenance Tips

When replacing the rear left control arm, it is recommended to have the work performed by a professional service center, using appropriate tools for loosening suspension bolts and checking tightening torques. After installation, it is necessary to perform a wheel alignment for the rear axle to fully utilize the potential of the newly installed component.

It is also worth familiarizing yourself with practical tips regarding suspension operation and signs of wear – these are discussed in detail in the article “Suspension System – A Comprehensive Guide to Shock Absorbers, Control Arms, and Stabilizers”, which helps to better understand the role of control arms in driving safety.

If you want to further care for the durability of disassembled components, tips from the post How to Extend the Lifespan of Used Car Parts, including suspension components, will be useful.

Other Mercedes Control Arms and Ball Joints

For comprehensive rear suspension service, it is worth considering replacing other elements from the same group. If you need other Mercedes Control Arms and Ball Joints, check the Mercedes control arms and ball joints available in our store to select complete sets for your model.