Dorman 522-899 Suspension Control Arm - Rear Left Upper Rearward

Durable Suspension Control Arm for Mercedes-Benz Models

The Dorman 522-899 suspension control arm is engineered to provide reliable performance for select Mercedes-Benz vehicles, including the C63 AMG, C250, C300, C350, CLS550, E350, and E550. Constructed from aluminum with a coated black finish, this control arm offers a balance of strength and corrosion resistance for long-lasting use.

• Material: Lightweight and durable aluminum construction
• Coated black finish for enhanced corrosion protection
• Includes rubber bushing with black color for vibration dampening
• Overall length of 262.5 mm for precise fitment
• Ball joint mounting type is welded with a threaded stud (ball joint not included)
• Press-in end type with bushing linkage end for secure installation
• Comes with one rubber bushing (inside diameter 14.3 mm, outside diameter 39.6 mm, length 92 mm)

Technical Details and Construction

This suspension control arm features a casting and forged construction method, combining strength and durability essential for suspension components. The aluminum material reduces unsprung weight, contributing to improved handling and ride quality. The included rubber bushing helps absorb road vibrations and noise, enhancing driving comfort. The control arm is coated in black to resist corrosion and wear over time. Note that the ball joint is not included, but the arm is designed with a welded ball joint mounting and a threaded stud type for compatibility with OEM ball joints.

Compatible Mercedes-Benz Models and Applications

This Dorman 522-899 control arm is compatible with a range of Mercedes-Benz vehicles, specifically the C63 AMG, C250, C300, C350, CLS550, E350, and E550 models. It is designed to replace factory suspension control arms that have worn or failed, restoring proper suspension geometry and vehicle handling.

• Corrects suspension misalignment and uneven tire wear
• Eliminates clunking or knocking noises from worn control arms
• Restores steering stability and response
• Improves ride comfort by reducing vibrations
• Addresses issues caused by damaged or deteriorated bushings

Installation Notes and Tips

Installation of the Dorman 522-899 control arm requires basic suspension knowledge and appropriate tools. Since the ball joint is not included, ensure the existing ball joint is inspected and replaced if necessary. The control arm features a press-in end and bushing linkage end, so proper pressing tools are recommended for bushing installation or removal. Verify torque specifications according to the vehicle manufacturer’s guidelines to ensure safe and secure mounting.

Quality Assurance and Warranty

Dorman suspension components are manufactured to meet or exceed OEM standards for fit, form, and function. The 522-899 control arm undergoes rigorous quality checks to ensure durability and performance. While specific warranty details may vary, Dorman typically offers a limited warranty covering defects in material and workmanship. Refer to Dorman’s official documentation for exact warranty terms.