Mercedes W177 W247 Rear Wishbone Mount Control Arm Right A1773523200

The Mercedes W177 W247 Rear Right Control Arm Mount is an original part from the Control Arms and Ball Joints group, designed for the rear right suspension. Precise fitting to the Mercedes suspension design ensures stable handling, correct wheel geometry, and predictable vehicle behavior during braking and acceleration.

Specifications and technical data

• SKU: A1773523200
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1773523200
• Substitutable numbers: A1773523200, A 177 352 32 00
• Location on the vehicle: Rear, Right
• Category: Control Arms, Ball Joints & Assemblies

Purpose and Function in Suspension

The rear right control arm mount operates at a critical point in the suspension system, responsible for a rigid yet flexible connection between the control arm and the chassis. A correctly chosen part in this location:

• maintains the correct rear axle geometry,
• limits undesirable control arm displacement under load,
• contributes to straight-line stability at higher speeds,
• reduces vibrations transmitted to the chassis.

Its placement in the rear – right side area means the component works directly with forces acting during acceleration, braking, and cornering, making its proper selection crucial for driving safety and comfort.

Benefits of Using an Original Mount

Choosing an original mount dedicated to the W177/W247 platform allows you to maintain the vehicle's factory handling characteristics. The part is designed for the specific Mercedes suspension construction, which translates to:

• precise fitment with the mounting point on the chassis and the control arm,
• correct interaction with other rear axle components,
• maintenance of the stiffness and flexibility of the connection as intended by the manufacturer,
• reduction of the risk of accelerated tire wear resulting from incorrect geometry.

By using a dedicated mount, you minimize the need for additional assembly modifications and facilitate subsequent alignment and camber adjustments.

Product Characteristics and Installation

This element belongs to the Control Arms and Ball Joints group, meaning it directly interacts with the moving parts of the suspension. A proper rear right control arm mount:

• provides stable support for the control arm throughout its range of motion,
• helps maintain linear, predictable responses to road imperfections,
• reduces play in the connection that could cause knocking and uncertain handling.

During installation, it is recommended to inspect other rear axle components and perform geometry measurement and adjustment after completion to fully benefit from the newly installed mount.

Why Choose This Part

This mount is specifically designed for Mercedes models in the W177/W247 family, making it a cohesive solution for the rear right suspension. Compared to universal aftermarket alternatives, a dedicated part better preserves the factory handling parameters, which is particularly important in modern designs with precisely tuned rear axles.

To better understand the role of such components in the entire drivetrain, it is worth reading a guide describing the operation of shock absorbers, control arms, and stabilizers – you can find it in the article Suspension System – A Comprehensive Guide to Shock Absorbers, Control Arms, and Stabilizers.

Expansion and Modernization of Mercedes Rear Suspension

If you are planning a comprehensive repair or modernization of the rear suspension area in your Mercedes and need other parts from the same group, such as additional mounts, control arms, or ball joints, check the available parts in the Mercedes Control Arms and Ball Joints category.