Dorman 520-588 Suspension Control Arm - Front Right Lower

Overview of Dorman Suspension Control Arm 520-588

The Dorman 520-588 suspension control arm is engineered for reliable performance in select Mercedes-Benz models. Designed with durable steel construction and a coated black finish, this control arm offers a solid replacement option for maintaining suspension integrity on vehicles like the E55 AMG, E320, E420, and E430.

• Constructed from high-strength steel with casting and forging methods
• Includes a black rubber bushing for vibration dampening
• Overall length of 262.5 mm for precise fitment
• Coated finish to resist corrosion and wear
• Welded ball joint mounting with threaded stud type (ball joint not included)
• Press-in end type with bushing linkage end
• Compatible with Mercedes-Benz E55 AMG, E320, E420, and E430 models

Detailed Product Description

The Dorman 520-588 suspension control arm is designed to restore proper suspension geometry and handling characteristics on compatible Mercedes-Benz vehicles. Its steel construction combines casting and forging techniques to provide strength and durability under road stress. The control arm features a black coated finish that helps protect against rust and corrosion, extending the service life of the component.

This control arm includes a single black rubber bushing with a 14.3 mm inside diameter and 39.6 mm outside diameter, measuring 92 mm in length. The bushing helps absorb road vibrations and reduces noise, contributing to a smoother ride. The ball joint mounting is welded with a threaded stud type, though the ball joint itself is not included, allowing for flexibility in replacement options.

With an overall length of 262.5 mm, this control arm is designed specifically for the suspension systems of Mercedes-Benz E55 AMG, E320, E420, and E430 models, ensuring proper fit and function.

Common Suspension Issues Addressed

• Worn or damaged control arm bushings causing excessive play or noise
• Corroded or weakened control arm compromising suspension stability
• Misalignment leading to uneven tire wear
• Reduced handling performance and steering response
• Vibration and harshness transmitted through the suspension

Installation Notes and Tips

• Verify vehicle compatibility with Mercedes-Benz E55 AMG, E320, E420, or E430 before installation
• Ball joint must be sourced separately as it is not included with this control arm
• Use appropriate tools to press in bushings and secure mounting points
• Inspect related suspension components during installation for wear or damage
• Professional alignment is recommended after control arm replacement

Quality Assurance and Warranty

Dorman suspension control arms are manufactured to meet or exceed OEM standards for fit, form, and function. The 520-588 part undergoes rigorous quality checks to ensure durability and performance. While specific warranty details may vary, Dorman typically offers a limited warranty covering defects in materials and workmanship to provide confidence in the product's reliability.