Dorman 521-771 Suspension Control Arm - Front Left Lower

Durable Suspension Control Arm for Kia Magentis and Optima

The Dorman 521-771 suspension control arm is engineered to provide reliable performance for Kia Magentis and Optima models. Constructed from coated steel with a boxed design, this control arm offers strength and durability for your vehicle's suspension system.

• Made from high-strength steel with a coated finish for corrosion resistance
• Boxed construction enhances rigidity and durability
• Includes a black rubber bushing with a 14.3 mm inside diameter and 39.6 mm outside diameter
• Threaded ball joint stud type with welded ball joint mounting (ball joint not included)
• Overall length of 262.5 mm designed for precise fitment
• Compatible with Kia Magentis and Optima suspension systems

Product Details and Specifications

This suspension control arm by Dorman is designed specifically for Kia Magentis and Optima vehicles, ensuring proper fit and function. The steel construction with a coated finish helps resist rust and wear, while the boxed design provides added strength to withstand road stresses. The included rubber bushing reduces vibration and noise, improving ride quality. The ball joint mounting is welded with a threaded stud type, though the ball joint itself is not included. This control arm measures 262.5 mm in length, matching OEM specifications for accurate installation.

Common Applications and Problem Resolution

• Replaces worn or damaged suspension control arms on Kia Magentis and Optima
• Addresses issues with suspension noise or vibration caused by deteriorated bushings
• Restores proper wheel alignment and handling performance
• Fixes looseness or play in the front suspension linkage
• Improves overall suspension stability and vehicle control

Installation Notes and Tips

Installation of the Dorman 521-771 suspension control arm requires basic suspension knowledge and tools. Since the ball joint is not included, ensure your existing ball joint is in good condition or replace it separately. The control arm features a press-in end type and includes the rubber bushing pre-installed. Mounting hardware is not included, so retain or replace bolts and nuts as needed. Proper torque specifications should be followed to maintain suspension integrity and safety.

Quality Assurance and Warranty

Dorman suspension components are manufactured to meet or exceed OEM standards for fit, form, and function. The 521-771 control arm undergoes quality inspections to ensure durability and performance. While specific warranty details may vary, Dorman typically offers limited warranties covering defects in materials and workmanship. Refer to Dorman’s official warranty policy for complete information.