Dorman 524-027 Suspension Control Arm and Ball Joint Assembly - Front Left Upper Forward

Overview of Dorman Suspension Control Arm and Ball Joint Assembly

The Dorman 524-027 suspension control arm and ball joint assembly is engineered for Lexus LS460 and LS600h models. Designed with durability and precision, this assembly ensures reliable suspension performance and vehicle stability.

• Pre-greased for immediate use
• Includes rubber bushings for vibration dampening
• Aluminum control arm with casting/forged construction
• Press-in ball joint with threaded stud included and installed
• Black finish with a maximum width of 288.5 mm and length of 237 mm
• One mounting hole with 12.3 mm diameter
• Light suspension grade type suitable for regular driving conditions

Detailed Product Description

This Dorman suspension control arm and ball joint assembly (part number 524-027) is specifically designed for Lexus LS460 and LS600h vehicles. The control arm is constructed from durable aluminum using casting and forging methods, providing a strong yet lightweight component. It features a black finish and includes rubber bushings to reduce noise and absorb road vibrations. The ball joint is press-in mounted with a threaded stud, already installed and pre-greased, eliminating the need for additional lubrication during installation. This assembly is designed for light suspension grade applications, making it suitable for regular driving conditions without requiring adjustability.

Common Applications and Problem Resolution

• Replaces worn or damaged suspension control arms on Lexus LS460 and LS600h
• Addresses issues with loose or noisy suspension components
• Restores proper wheel alignment and handling stability
• Eliminates vibration and uneven tire wear caused by faulty bushings
• Improves overall suspension performance and safety

Installation Notes and Tips

Installation of the Dorman 524-027 control arm and ball joint assembly requires standard suspension tools. Since the ball joint is pre-installed and pre-greased, no additional lubrication is necessary. Ensure the mounting hole diameter of 12.3 mm matches your vehicle’s specifications. Verify torque specifications for the control arm mounting hardware according to Lexus service guidelines. This assembly is not adjustable, so proper alignment should be checked after installation.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit and function. The 524-027 suspension control arm and ball joint assembly undergoes rigorous quality control to ensure durability and performance. While specific warranty details are not provided here, Dorman typically offers limited warranties covering defects in material and workmanship. Consult product documentation or Dorman directly for warranty terms.