Rear Wishbone Mercedes SLK R172 Control Arm Tension Strut Left Right A1723500306

Rear Wishbone Mercedes SLK R172 Control Arm Tension Strut Left Right is an original component from the Control arms and ball joints group, designed for the rear axle of this model. Thanks to its factory geometry and precise fit to the suspension design, it ensures stable handling, precise wheel alignment, and predictable vehicle behavior while driving.

Specifications and technical data

• SKU: A1723500306
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1723500306
• Substitutable numbers: A1723500306, A 172 350 03 06
• Location on the vehicle: Rear, Right, Left
• Category: Control Arms, Ball Joints & Assemblies

Purpose and placement in the suspension

The presented control arm operates on the rear axle of the vehicle and can be installed on both the left and right sides. This solution simplifies part selection during suspension service and allows for symmetrical replacement of components on both sides, which promotes uniform operation of the entire system.

The component is responsible for maintaining proper wheel geometry, controlling the position of the hub relative to the body, and ensuring stable vehicle handling during load changes and braking. A properly selected and functional control arm limits unwanted wheel movement, which translates into better grip and predictable car reactions.

Benefits of using an original Mercedes control arm

The control arm dedicated to the SLK R172 model has been designed for specific suspension parameters, offering:

• factory fitment to mounting points on the body and steering knuckle,
• preservation of the suspension operating characteristics intended by the manufacturer,
• stable handling at higher speeds and in corners,
• reduction of excessive tire wear resulting from incorrect geometry.

For the user, this means more confident handling, better vehicle control, and a lower risk of incorrect wheel alignment after service.

Practical application in service

This control arm is suitable both for standard replacement of worn components and for post-collision repairs when it is necessary to restore the original rear axle geometry. Thanks to the possibility of installation on both sides of the vehicle's rear, it facilitates workshop planning and allows for consistent refreshing of the entire suspension system on the axle.

In combination with properly selected ball joints, bushings, and other suspension components, the control arm helps maintain stable tire contact with the road surface, which has a direct impact on driving safety and the effectiveness of driver assistance systems.

Technical support and knowledge about the suspension system

To better plan rear axle service and understand the relationships between shock absorbers, control arms, and stabilizers, it is worth using educational materials. A detailed discussion of operating principles and symptoms of wear for individual components can be found in the article Suspension system – a comprehensive guide to shock absorbers, control arms, and stabilizers, which will help you approach suspension diagnostics and repair with awareness.

Expanding repairs within the same parts group

If you are planning a comprehensive repair or upgrade of the rear axle suspension zone in your Mercedes and need other components from the same group, such as additional control arms, ball joints, or related guiding elements, check out the available parts in the Mercedes control arms and ball joints category.