Dorman 521-804 Suspension Control Arm - Front Right Lower

Overview of Dorman Suspension Control Arm for Toyota Prius

The Dorman 521-804 suspension control arm is engineered for Toyota Prius models, providing reliable performance and durability. Constructed from steel with a coated black finish, this control arm is designed to maintain proper suspension geometry and improve vehicle handling.

• Durable steel construction with casting and forging for strength
• Black coated finish for corrosion resistance
• Includes rubber bushing with black color for vibration dampening
• Overall length of 262.5 mm for precise fitment
• Welded ball joint mounting with threaded stud type (ball joint not included)
• Press-in end type with bushing linkage for secure installation
• Compatible specifically with Toyota Prius models

Detailed Product Description

The Dorman 521-804 suspension control arm is designed to replace the original equipment part on Toyota Prius vehicles. Made from high-quality steel, the control arm features a casting and forged construction method that ensures structural integrity under normal driving conditions. The black coated finish helps protect against rust and corrosion, extending the service life of the component.

This control arm includes a single rubber bushing with a 14.3 mm inside diameter and 39.6 mm outside diameter, which helps absorb road vibrations and reduce noise. The bushing length is 92 mm, and it is installed in a press-in style linkage end. The ball joint mounting is welded with a threaded stud type, although the ball joint itself is not included in this assembly. The overall length of the control arm is 262.5 mm, matching the specifications required for proper suspension alignment on Toyota Prius models.

Common Applications and Problem Resolution

• Restores proper suspension geometry and wheel alignment
• Eliminates clunking or knocking noises from worn control arm bushings
• Improves handling stability and steering response
• Reduces uneven tire wear caused by suspension play
• Addresses vibration issues related to deteriorated bushings

Installation Notes and Tips

• Compatible with Toyota Prius models; verify vehicle year and specifications before installation
• Ball joint is not included and must be sourced separately if replacement is needed
• Mounting hardware is not included; reuse original hardware or obtain new fasteners as required
• Ensure proper torque specifications are followed during installation to maintain suspension integrity
• Professional installation is recommended to ensure safety and correct alignment

Quality Assurance and Warranty

Dorman suspension components are manufactured to meet or exceed OEM standards for fit, form, and function. The 521-804 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. Consult product documentation or contact the manufacturer for exact warranty terms.