Dorman 521-814 Suspension Control Arm - Front Right Lower

Overview of Dorman Suspension Control Arm for Toyota Sienna

The Dorman 521-814 suspension control arm is engineered for Toyota Sienna models requiring reliable suspension components. Constructed from durable steel with a coated black finish, this control arm is designed to maintain proper wheel alignment and vehicle stability.

• Material: Heavy-duty steel construction
• Finish: Protective black coating for corrosion resistance
• Bushing: Includes one black rubber bushing with 14.3 mm inside diameter
• Length: Overall length of 262.5 mm for precise fitment
• Ball Joint: Welded ball joint mounting with threaded stud (ball joint not included)
• Construction: Combination of casting and forging for strength
• Mounting: Press-in end type with bushing linkage

Detailed Product Description

The Dorman 521-814 suspension control arm is specifically designed for Toyota Sienna vehicles, providing a direct replacement for worn or damaged control arms. Its steel construction combines casting and forging processes to ensure structural integrity under typical driving stresses. The black coated finish offers protection against rust and environmental wear, extending the service life of the component.

This control arm includes a single rubber bushing, which helps absorb road vibrations and reduce noise, contributing to a smoother ride. The bushing measures 14.3 mm inside diameter and 39.6 mm outside diameter, with a length of 92 mm, ensuring proper fit and function. The ball joint mounting is welded with a threaded stud type, though the ball joint itself is not included, allowing for compatibility with existing or separately purchased ball joints.

Common Applications and Problem Resolution

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

Installation Notes and Tips

Installation of the Dorman 521-814 control arm requires basic suspension knowledge and appropriate tools. Since the ball joint is not included, verify compatibility with your existing ball joint or purchase separately. Ensure all mounting hardware is inspected and replaced if necessary, as it is not included with this part. Proper torque specifications should be followed to maintain safety and performance.

Quality Assurance and Warranty Information

Dorman suspension components are manufactured to meet or exceed OEM standards for fit, form, and function. The 521-814 control arm undergoes rigorous quality checks to ensure durability and reliability. While specific warranty details may vary, Dorman typically offers limited warranties covering defects in material and workmanship. Refer to official Dorman documentation for exact warranty terms.