Dorman 522-300 Suspension Control Arm - Front Right Lower

Overview of Dorman Suspension Control Arm 522-300

The Dorman 522-300 suspension control arm is engineered for select Mercedes-Benz models, including the C36 AMG, C43 AMG, C220, C230, C280, CLK55 AMG, SLK32 AMG, SLK200, SLK230, and SLK320. Designed with durability and precise fitment in mind, this control arm helps maintain proper suspension geometry and vehicle handling.

• Constructed from durable steel with a coated black finish for corrosion resistance
• Boxed construction enhances strength and rigidity
• Includes a rubber bushing with black color for vibration dampening
• Overall length of 262.5 mm with a bushing inside diameter of 14.3 mm
• Welded ball joint mounting type with threaded ball joint stud (ball joint not included)
• Press-in end type with one bushing included
• Compatible with multiple Mercedes-Benz AMG and standard models

Detailed Product Description

The Dorman 522-300 suspension control arm is manufactured from high-quality steel featuring a boxed construction that provides enhanced strength and durability. Its black coated finish offers protection against rust and corrosion, extending the service life of the component. The control arm includes a single rubber bushing designed to absorb road vibrations and reduce noise, improving ride comfort. The bushing measures 39.6 mm in outside diameter and 92 mm in length, ensuring a secure fit within the suspension system.

This control arm is designed with a welded ball joint mounting type and a threaded ball joint stud, although the ball joint itself is not included. The press-in end type and bushing linkage end type facilitate proper suspension articulation. With an overall length of 262.5 mm, this part is engineered to meet the exact specifications required for the listed Mercedes-Benz models.

Compatible Mercedes-Benz Models

• Mercedes-Benz C36 AMG
• Mercedes-Benz C43 AMG
• Mercedes-Benz C220
• Mercedes-Benz C230
• Mercedes-Benz C280
• Mercedes-Benz CLK55 AMG
• Mercedes-Benz SLK32 AMG
• Mercedes-Benz SLK200
• Mercedes-Benz SLK230
• Mercedes-Benz SLK320

Common Suspension Issues Addressed

• Worn or damaged control arm bushings causing poor handling or vibrations
• Corroded or weakened control arm structure affecting suspension alignment
• Loose or damaged ball joint mounting points leading to steering instability
• Excessive noise from suspension components during driving
• Uneven tire wear due to suspension misalignment

Installation Notes and Tips

• Ensure vehicle is securely lifted and supported before beginning installation
• Remove old control arm carefully, noting ball joint and bushing conditions
• Press in the new bushing if not pre-installed; this part includes one bushing
• Torque all mounting hardware to manufacturer specifications (mounting hardware not included)
• Alignment check is recommended after installation to maintain proper suspension geometry

Quality Assurance and Warranty

Dorman suspension control arms are manufactured to meet or exceed OEM standards for fit, form, and function. The 522-300 part is constructed from high-grade steel with a protective coating to resist corrosion. While mounting hardware and ball joints are not included, the included rubber bushing is designed for durability and performance. Please consult Dorman's warranty policy for specific coverage details.