Dorman 521-634 Suspension Control Arm - Front Right Lower

Reliable Suspension Control Arm for Lexus, Toyota, and Scion Models

The Dorman 521-634 suspension control arm is engineered to provide dependable performance for select Lexus, Toyota, and Scion vehicles. Designed with durable steel construction and a coated finish, this control arm supports stable handling and suspension integrity.

• Constructed from stamped steel with a protective coated finish
• Includes a black rubber bushing with a 14.3 mm inside diameter and 39.6 mm outside diameter
• Overall length of 262.5 mm for precise fitment
• Welded ball joint mounting type with threaded ball joint stud (ball joint not included)
• Compatible with Lexus HS250h, Toyota Corolla iM, Prius V, Mirai, Scion tC, and xB models

Durable Design and Construction Details

This suspension control arm features a stamped steel construction that balances strength and weight. The black coated finish helps resist corrosion, extending the part's service life. It comes equipped with a rubber bushing designed to absorb vibrations and reduce noise, improving ride quality. The bushing is pre-installed and sized with a 14.3 mm inside diameter and 92 mm length to ensure proper suspension articulation. The ball joint mounting is welded for secure attachment, with a threaded stud type to accommodate compatible ball joints (sold separately).

Compatible Vehicles and Applications

The Dorman 521-634 control arm is compatible with a range of Lexus, Toyota, and Scion vehicles, including the Lexus HS250h, Toyota Corolla iM, Prius V, Mirai, and Scion tC and xB models. This part is designed to replace worn or damaged suspension control arms, restoring proper wheel alignment and suspension geometry.

• Corrects suspension misalignment and uneven tire wear
• Eliminates clunking or knocking noises from worn bushings
• Improves vehicle handling and steering response
• Restores proper suspension travel and stability
• Addresses vibration issues caused by deteriorated control arms

Installation Notes and Tips

Installation of the Dorman 521-634 control arm requires basic suspension knowledge and tools. Since the ball joint is not included, ensure you have a compatible ball joint or assembly ready for installation. The control arm features a press-in end type and includes bushings but does not come with mounting hardware. It is recommended to inspect all suspension components during installation and replace any worn parts to maintain optimal performance.

Quality Assurance and Warranty

Dorman suspension components are manufactured to meet or exceed OEM specifications. The 521-634 control arm undergoes quality checks to ensure durability and fitment accuracy. While specific warranty details are not provided, Dorman typically offers limited warranties on their suspension parts to cover defects in materials and workmanship.