Dorman 522-987 Suspension Control Arm - Rear Left Upper Rearward or Rear Upper Rearward

Overview of Dorman Suspension Control Arm 522-987

The Dorman Suspension Control Arm 522-987 is engineered for reliable suspension performance on select Mercedes-Benz models. Designed with durable steel construction and a coated finish, this control arm supports stable vehicle handling and suspension integrity.

• Constructed from stamped steel for strength and durability
• Black coated finish to resist corrosion
• Includes a rubber bushing with black color for vibration dampening
• Overall length of 262.5 mm for precise fitment
• Welded ball joint mounting type with threaded stud (ball joint not included)
• Compatible with multiple Mercedes-Benz models including 190E, 300E, 500SL, and C36 AMG

Detailed Product Description

This suspension control arm by Dorman is designed to replace worn or damaged control arms on various Mercedes-Benz vehicles such as the 190E, 260E, 300CE, 300D, 300E, 300TD, 300TE, 400E, 500E, 500SL, 600SL, C36 AMG, C43 AMG, C220, C230, C280, E55 AMG, E320, E420, E430, E500, SL320, SL500, SL600, and SLK230. The part number 522-987 identifies this specific control arm, which features a stamped steel construction for enhanced durability and a black coated finish to protect against rust and corrosion. The included rubber bushing, with a 14.3 mm inside diameter and 39.6 mm outside diameter, helps absorb road vibrations and maintain suspension alignment. The control arm measures 262.5 mm in length and uses a press-in type for one end and a bushing linkage end type for the other. While the ball joint is not included, the arm is designed with a welded ball joint mounting type and a threaded ball joint stud for compatibility with existing components.

Common Applications and Problem Resolution

• Replaces worn or damaged suspension control arms on compatible Mercedes-Benz models
• Addresses issues with suspension instability or uneven tire wear
• Helps reduce vibrations and improve ride comfort through quality rubber bushings
• Restores proper suspension geometry for safer handling
• Eliminates clunking noises caused by deteriorated control arm components

Installation Notes and Tips

Installation of the Dorman 522-987 suspension control arm requires removal of the old control arm and proper alignment of the new part. Since the ball joint is not included, ensure the existing ball joint is compatible and in good condition before installation. Use appropriate tools to press in the bushing end and secure the arm to the vehicle’s suspension system. It is recommended to have a professional alignment performed after installation to maintain optimal handling and tire wear.

Quality Assurance and Warranty

Dorman suspension components are manufactured to meet or exceed OEM specifications, providing reliable performance and durability. This control arm is made from high-quality stamped steel with a corrosion-resistant coating. While specific warranty details are not provided, Dorman typically offers limited warranties on their suspension parts to cover defects in materials and workmanship.