Dorman 524-542 Suspension Control Arm and Ball Joint Assembly - Front Right Upper

Durable Suspension Control Arm and Ball Joint Assembly

The Dorman 524-542 suspension control arm and ball joint assembly is engineered for reliable performance in select Mercedes-Benz models. Designed with precision, this assembly offers a pre-greased, adjustable solution to maintain proper suspension geometry and vehicle handling.

• Pre-greased for immediate use and reduced maintenance
• Includes rubber bushings and mounting hardware for a complete installation
• Machined ball joint with threaded stud for secure fitment
• Constructed from lightweight aluminum with a black finish
• Adjustable control arm with one mounting hole for precise alignment
• Compatible with Mercedes-Benz CLS63 AMG, CLS400, CLS550, E63 AMG, E250, E300, E350, E400, and E550 models

Technical Details and Construction

This suspension control arm and ball joint assembly (part number 524-542) features a casting/forged aluminum control arm designed for light suspension grade applications. The assembly comes pre-greased and includes rubber bushings to absorb vibrations and reduce noise. The ball joint is machined and installed with a threaded stud measuring 14 mm in diameter, ensuring a secure and precise connection. The control arm measures up to 288.5 mm in width and 237 mm in length, finished in black for corrosion resistance. Mounting hardware is included, and the control arm is adjustable with a single 12.3 mm mounting hole to facilitate alignment adjustments during installation.

Compatible Mercedes-Benz Models

This Dorman suspension control arm and ball joint assembly is compatible with a range of Mercedes-Benz vehicles, including the CLS63 AMG, CLS400, CLS550, E63 AMG, E250, E300, E350, E400, and E550. It is designed to meet the specific suspension requirements of these models, ensuring proper fit and function.

Common Suspension Issues Addressed

• Worn or damaged control arm bushings causing poor handling
• Loose or failing ball joints leading to steering instability
• Misaligned suspension components affecting tire wear
• Excessive vibration or noise from suspension wear
• Corroded or weakened control arm structure

Installation Notes and Tips

Before installation, verify compatibility with your specific Mercedes-Benz model. The assembly comes pre-greased and includes mounting hardware, simplifying the replacement process. Use proper alignment tools to adjust the control arm for optimal suspension geometry. Torque all fasteners to manufacturer specifications to ensure safety and performance.

Quality Assurance and Warranty

Dorman suspension components are manufactured to meet or exceed OEM standards. The 524-542 control arm and ball joint assembly undergoes rigorous quality checks to ensure durability and fitment accuracy. While specific warranty details may vary, Dorman typically offers a limited warranty covering defects in materials and workmanship.