Mercedes SLK R171 Strut Stiffening Bar Underbody Support Left N/S A1715240547

Mercedes SLK R171 Chassis Reinforcement Bar Left is a component from the longitudinal body frame parts and brackets group, designed to strengthen the chassis structure in the R171 generation SLK model. A properly selected reinforcement bar improves body rigidity, which translates to more stable handling and more precise suspension responses.

Specifications and technical data

• SKU: A1715240547-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1715240547
• Substitutable numbers: A1715240547, A 171 524 05 47
• Location on the vehicle: Left
• Category: Frame Rails & Subframes

Purpose and Function in Body Construction

The left chassis reinforcement bar acts as a strengthening element within the frame and side members, limiting undesirable structural flex during driving. This allows the body to better handle loads resulting from suspension operation, braking, and acceleration.

Its placement on the left side of the vehicle allows for precise fitting to the factory mounting points in the Mercedes SLK R171, which is crucial for maintaining the correct geometry and rigidity of the load-bearing system.

Benefits of Using an Original Part

Using an original bar from the longitudinal body frame parts and brackets group ensures:

• Proper chassis rigidity – limiting structural torsion and flex under typical road conditions.
• More stable handling – better trajectory maintenance at higher speeds and during dynamic maneuvers.
• Consistency with factory construction – maintaining the manufacturer's design intentions regarding safety and comfort.
• Correct interaction with the suspension – predictable vehicle responses to load changes and uneven surfaces.

Part Condition and Application in Repairs

The offered bar belongs to the category of used longitudinal body frame parts and brackets, making it an attractive solution for post-accident repairs and for restoring structural rigidity in older SLK R171 models. A properly selected component of this type allows for:

• Restoration of original body geometry after chassis damage.
• Reduction of repair costs while maintaining an OEM-class component.
• Restoration of proper suspension operation and improvement of the driving experience.

If you are planning a comprehensive body repair after a collision and want to better understand the selection of structural components, you will find practical tips in the article: Body and Chassis – Post-Accident Repairs Using Used Parts.

Vehicle Fitment and Installation

The bar has been designed for a specific model, which facilitates installation at the factory mounting points on the left side of the vehicle. This ensures:

• No need for structural modifications – the component works with the original frame and brackets.
• Correct load transfer within the side members and chassis area is ensured.
• Minimizes the risk of improper fitment that could affect suspension geometry.

Longitudinal Body Frame Parts and Brackets Mercedes

If you also need other components from the longitudinal body frame parts and brackets Mercedes category during your repair, check the available products in our assortment: longitudinal body frame parts and brackets Mercedes. This will help you more easily assemble the set of components necessary to restore the full structural rigidity of your SLK.