Dorman 522-103 Suspension Control Arm - Front Left Lower Forward

Overview of Dorman Suspension Control Arm for Lexus IS300

The Dorman 522-103 suspension control arm is engineered for the Lexus IS300, 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.

• Material: Durable steel construction with casting and forging
• Finish: Black coated 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 mounting type with threaded stud (ball joint not included)
• Mounting: Press-in end type with bushing linkage
• Compatible with Lexus IS300 models

Detailed Product Description

The Dorman 522-103 suspension control arm is specifically designed for the Lexus IS300, ensuring a direct replacement that meets factory specifications. Its steel construction combines casting and forging methods to provide strength and durability under normal driving conditions. The black coated finish helps resist corrosion, extending the service life of the control arm. This part includes a single rubber bushing, which measures 14.3 mm inside diameter and 39.6 mm outside diameter, to absorb vibrations and reduce noise. The ball joint mounting is welded with a threaded stud, though the ball joint itself is not included. The control arm measures 262.5 mm in length, matching the original equipment for proper suspension alignment.

Common Applications and Problem Resolution

• Replaces worn or damaged suspension control arms on Lexus IS300
• Addresses issues with uneven tire wear caused by faulty control arms
• Improves vehicle handling and steering response
• Eliminates clunking noises from suspension components
• Restores proper suspension geometry for safer driving

Installation Notes and Tips

Installation of the Dorman 522-103 control arm requires basic suspension knowledge and tools. Since the ball joint is not included, ensure the existing ball joint is inspected and replaced if necessary. The press-in bushing end requires proper tools for removal and installation to avoid damage. It is recommended to have a professional alignment performed after installation to maintain correct suspension settings.

Quality Assurance and Warranty

Dorman suspension components are manufactured to meet or exceed OEM standards. The 522-103 control arm undergoes rigorous quality checks to ensure durability and fitment accuracy. While specific warranty details are not provided here, Dorman typically offers limited warranties on their suspension parts. Consult product documentation or the manufacturer for exact warranty terms.