Dorman 521-862 Suspension Control Arm - Rear Right Upper

Overview of Dorman Suspension Control Arm 521-862

The Dorman Suspension Control Arm 521-862 is designed for reliable suspension performance on select Hyundai and Kia models. Engineered with durable steel construction and a coated black finish, this control arm offers a solid replacement option for vehicles like the Hyundai Sonata and Kia Optima.

• Constructed from sturdy steel with a coated black finish for corrosion resistance
• Boxed construction enhances strength and durability
• Includes a rubber bushing with black color for vibration dampening
• Overall length of 262.5 mm with precise bushing dimensions for proper fit
• Welded ball joint mounting type with threaded stud (ball joint not included)
• Compatible with Hyundai Magentis, Sonata, and Kia Optima, XG300, XG350 models

Detailed Product Description

This Dorman suspension control arm (part number 521-862) is crafted from high-quality steel featuring a boxed construction that provides enhanced rigidity and resistance to bending under load. The black coated finish helps protect against rust and corrosion, extending the service life of the component. It comes equipped with a single rubber bushing, designed to absorb road vibrations and reduce noise, with an inside diameter of 14.3 mm and an outside diameter of 39.6 mm. The bushing length measures 92 mm, ensuring a secure fit within the suspension assembly.

The control arm’s ball joint mounting type is welded, and it uses a threaded stud for ball joint attachment; however, the ball joint itself is not included. This part is not adjustable and does not include mounting hardware or grease fittings, so it is intended for direct replacement applications where existing hardware is reused. The linkage end type is bushing, and the second end type is press-in, matching factory specifications for the listed Hyundai and Kia vehicles.

Compatible Vehicles and Applications

This suspension control arm is compatible with the following makes and models:

• Hyundai Magentis
• Hyundai Sonata
• Kia Optima
• Kia XG300
• Kia XG350

It is designed to restore proper suspension geometry and handling characteristics for these vehicles, ensuring safe and stable driving performance.

Common Issues Addressed by This Control Arm

• Worn or damaged bushings causing excessive suspension play
• Corroded or bent control arm affecting wheel alignment
• Unstable handling or uneven tire wear due to faulty suspension components
• Noise or vibration from deteriorated suspension parts
• Failed ball joint mounting points requiring replacement of the control arm

Installation Notes and Tips

• Ensure vehicle is securely lifted and supported before removal
• Reuse existing ball joint and mounting hardware unless damaged
• Check alignment after installation to maintain proper suspension geometry
• Lubricate bushings if necessary, although this part does not include grease fittings
• Follow manufacturer torque specifications for all fasteners

Quality Assurance and Warranty

Dorman suspension components are manufactured to meet or exceed OEM standards for fit, form, and function. The 521-862 control arm undergoes rigorous quality checks to ensure durability and performance. While specific warranty details may vary, Dorman typically offers limited warranties covering defects in materials and workmanship. Consult product documentation for exact warranty terms.