Dorman 522-243 Suspension Control Arm and Ball Joint Assembly - Front Left Lower Rearward

Overview of Dorman Suspension Control Arm and Ball Joint Assembly

The Dorman 522-243 suspension control arm and ball joint assembly is engineered for select Mercedes-Benz models, including the S63 AMG, S65 AMG, S350, S400, S500, S550, and S600. Designed to restore proper suspension function, this assembly combines a durable aluminum control arm with a pre-installed ball joint for reliable performance.

• Pre-greased ball joint for immediate use
• Aluminum control arm with black finish for corrosion resistance
• Includes rubber bushings for vibration dampening
• Press-in ball joint with threaded stud for secure mounting
• Mounting hardware included for straightforward installation
• Light suspension grade type suitable for regular driving conditions
• Control arm dimensions: maximum width 288.5 mm, maximum length 237 mm
• Single mounting hole with 12.3 mm diameter

Detailed Product Description

The Dorman 522-243 control arm and ball joint assembly is a casting/forged component constructed from aluminum, providing a balance of strength and weight savings. The black finish helps resist corrosion, extending the service life of the part. This assembly comes pre-greased, eliminating the need for immediate maintenance after installation. The ball joint is press-in mounted and features a threaded stud with a 14 mm thread diameter, ensuring a secure fit to the suspension system. Rubber bushings are included to reduce noise and absorb road vibrations, contributing to a smoother ride. This assembly is designed specifically for light suspension grade applications, making it suitable for daily driving on Mercedes-Benz S-Class models such as the S63 AMG and S550.

Compatible Vehicles and Applications

• Mercedes-Benz S63 AMG suspension repair
• Replacement control arm for Mercedes-Benz S65 AMG
• Suspension upgrade for Mercedes-Benz S350 and S400
• Control arm and ball joint assembly for Mercedes-Benz S500 and S550
• Restoring suspension performance on Mercedes-Benz S600

Installation Notes and Tips

Installation of the Dorman 522-243 assembly requires standard suspension tools. Since the ball joint is pre-installed and pre-greased, no additional lubrication is necessary during installation. Ensure the mounting hole aligns properly with the vehicle’s frame using the single 12.3 mm diameter hole. Verify torque specifications according to the vehicle manufacturer’s guidelines to maintain safety and performance. This assembly is not adjustable, so precise fitment is critical.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 522-243 suspension control arm and ball joint assembly undergoes rigorous quality control to ensure durability and reliability. While specific warranty details are not provided here, Dorman typically offers limited warranties covering defects in materials and workmanship. Consult product documentation or the manufacturer for exact warranty terms.