Delphi TC6709 Suspension Control Arm and Ball Joint Assembly - Front Left Upper

Delphi Suspension Control Arm and Ball Joint Assembly Overview

The Delphi TC6709 suspension control arm and ball joint assembly is designed specifically for the front left upper position on Mercedes-Benz S430 and S500 models. Engineered with durable steel construction and pre-greased components, this assembly ensures reliable suspension performance and precise fitment for your vehicle.

• Pre-greased for immediate installation and reduced maintenance
• Includes rubber bushings and mounting hardware for a complete replacement
• Machined ball joint with threaded stud for secure attachment
• Durable steel control arm with casting and forging construction
• Compatible with Mercedes-Benz S430 and S500 front left upper suspension

Technical Details and Construction

The Delphi TC6709 control arm features a robust steel construction combining casting and forging methods to provide strength and durability under demanding driving conditions. The assembly includes rubber bushings that help absorb road vibrations and reduce noise. The ball joint is machined for precision fit and includes a threaded stud with a 10 mm diameter and 18 mm length, ensuring secure mounting. The control arm measures approximately 11.18 inches (284 mm) in length and 3.4 inches (86.4 mm) in width, finished in black for corrosion resistance. Mounting hardware is included to facilitate a straightforward installation process.

Applications and Problem Solving

This suspension control arm and ball joint assembly is designed to address common suspension issues on compatible Mercedes-Benz models. It is suitable for:

• Replacing worn or damaged front left upper control arms
• Resolving suspension noise caused by deteriorated bushings
• Correcting alignment problems due to ball joint wear
• Improving vehicle handling and steering response
• Restoring suspension geometry for safer driving

Installation Notes and Tips

Installation of the Delphi TC6709 should be performed by a qualified technician familiar with Mercedes-Benz suspension systems. Since the assembly comes pre-greased and includes bushings and mounting hardware, it simplifies the replacement process. Ensure proper torque specifications are followed for mounting bolts and ball joint stud to maintain safety and performance. Alignment should be checked and adjusted after installation to optimize handling.

Quality Assurance and Warranty

Delphi provides this suspension control arm and ball joint assembly as a standard replacement part, manufactured to meet OEM specifications. The product undergoes rigorous quality control to ensure durability and fitment accuracy. While specific warranty details may vary, Delphi parts typically come with a limited warranty covering defects in materials and workmanship.