Dorman 521-166 Suspension Control Arm and Ball Joint Assembly - Rear Right Upper

Durable Suspension Control Arm and Ball Joint Assembly for Hyundai Santa Fe

The Dorman 521-166 suspension control arm and ball joint assembly is designed specifically for Hyundai Santa Fe models. This pre-greased, steel control arm assembly offers reliable performance and includes all necessary mounting hardware for a straightforward installation.

• Pre-greased for immediate use without additional lubrication
• Includes rubber bushings for effective vibration dampening
• Steel construction with casting/forged control arm type for strength and durability
• Ball joint installed with press-in mounting and pinch stud type
• Mounting hardware included for complete assembly replacement
• Compatible with Hyundai Santa Fe suspension systems requiring a light suspension grade type

Product Features and Specifications

The Dorman 521-166 control arm and ball joint assembly is engineered with a steel control arm measuring up to 288.5 mm in width and 237 mm in length. It features a single mounting hole with a diameter of 12.3 mm, designed for precise fitment. The assembly includes a rubber bushing to reduce noise and absorb road shocks, enhancing ride comfort. The ball joint is pre-installed and uses a press-in mounting type with a 14 mm thread diameter pinch stud, ensuring secure attachment and reliable steering response. This assembly is not adjustable and is finished in black for corrosion resistance.

Compatible Vehicles and Applications

This suspension control arm and ball joint assembly is compatible with Hyundai Santa Fe models requiring a light suspension grade type component. It is ideal for replacing worn or damaged control arms and ball joints to restore proper suspension geometry and vehicle handling.

• Eliminates excessive play or looseness in the suspension
• Resolves uneven tire wear caused by faulty control arms
• Corrects steering instability or wandering
• Reduces suspension noise and vibrations
• Restores proper alignment and ride quality

Installation Notes and Tips

Installation of the Dorman 521-166 assembly requires basic suspension repair tools. Since the ball joint is pre-installed and the control arm is pre-greased, no additional lubrication is necessary during installation. Ensure the mounting hole aligns correctly with the vehicle’s frame and torque all hardware to manufacturer specifications. 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 standards. The 521-166 control arm and ball joint assembly undergoes rigorous quality checks to ensure durability and fitment accuracy. This product includes a limited warranty covering defects in materials and workmanship, providing confidence in its long-term performance on Hyundai Santa Fe vehicles.