Dorman 520-950 Suspension Control Arm and Ball Joint Assembly - Front Right Upper

Durable Suspension Control Arm and Ball Joint Assembly

The Dorman 520-950 suspension control arm and ball joint assembly is engineered for reliable performance in select Mercedes-Benz models. Designed with pre-greased components and high-quality materials, this assembly supports smooth suspension operation and vehicle stability.

• Pre-greased for immediate use without additional lubrication
• Includes rubber bushings and mounting hardware for a complete installation
• Aluminum control arm with a black finish for corrosion resistance
• Press-in ball joint with threaded stud for secure mounting
• Compatible with multiple Mercedes-Benz CL and S-Class AMG and standard models

Product Features and Specifications

This suspension control arm and ball joint assembly features a forged and cast aluminum control arm measuring up to 288.5 mm in width and 237 mm in length. The assembly includes rubber bushings to absorb road vibrations and a press-in ball joint with a 14 mm threaded stud for reliable suspension articulation. The control arm is finished in black to resist corrosion and comes with all necessary mounting hardware. It is designed as a light suspension grade type, suitable for regular driving conditions without adjustability. The mounting hole diameter is 12.3 mm, with one mounting hole included.

Compatible Mercedes-Benz Models

This Dorman 520-950 assembly is compatible with the following Mercedes-Benz vehicles: CL55 AMG, CL65 AMG, CL500, CL600, S55 AMG, S65 AMG, S350, S430, S500, and S600. It is designed to meet the suspension requirements of these models, ensuring proper fit and function.

Common Suspension Issues Addressed

• Worn or damaged control arm bushings causing suspension noise or vibration
• Loose or failing ball joints affecting steering stability
• Corroded or bent control arms compromising alignment and handling
• Premature wear due to lack of lubrication or poor-quality components
• Difficulty maintaining proper suspension geometry and ride comfort

Installation Notes and Tips

Installation of the Dorman 520-950 control arm and ball joint assembly requires basic suspension knowledge and tools. Since the ball joint is pre-installed and pre-greased, no additional lubrication is necessary during assembly. Ensure all mounting hardware is securely tightened to manufacturer torque specifications. Alignment should be checked and adjusted after installation to maintain proper vehicle handling.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 520-950 suspension control arm and ball joint assembly undergoes rigorous quality control to ensure durability and performance. This product includes a limited warranty covering defects in materials and workmanship under normal use.