Dorman 526-651 Suspension Control Arm and Ball Joint Assembly - Rear Left Upper

Durable Suspension Control Arm and Ball Joint Assembly

The Dorman 526-651 suspension control arm and ball joint assembly is designed for reliable performance on Lexus GS300, GS400, and GS430 models. This pre-greased, stamped steel control arm comes with a machined ball joint and rubber bushings to maintain suspension integrity and vehicle handling.

• Pre-greased for immediate installation
• Includes rubber bushings and mounting hardware
• Stamped steel control arm with black finish
• Machined ball joint with threaded stud (14 mm thread diameter, 23 mm stud length)
• Compatible with Lexus GS300, GS400, and GS430
• Part number 526-651 ensures exact fitment

Product Features and Specifications

This suspension control arm assembly features a light suspension grade type suitable for regular driving conditions. The control arm is constructed from durable stamped steel with a maximum length of 272.4 mm and a maximum width of 286.7 mm, finished in black for corrosion resistance. The assembly includes a machined ball joint with a threaded stud for secure mounting, along with rubber bushings to absorb road vibrations. Mounting hardware, including a castle nut and cotter pin, is included for a complete installation.

Compatible Vehicles and Applications

This Dorman control arm and ball joint assembly is specifically designed for Lexus GS series vehicles, including the GS300, GS400, and GS430. The part number 526-651 matches OEM specifications to ensure proper fit and function in these models, making it a suitable replacement for worn or damaged suspension components.

Common Suspension Issues Addressed

• Worn or damaged control arm bushings causing poor handling
• Loose or failing ball joints leading to steering instability
• Corroded or bent control arms affecting wheel alignment
• Excessive suspension noise or vibration
• Uneven tire wear due to suspension component failure

Installation Notes and Tips

The Dorman 526-651 assembly comes pre-greased and includes all necessary mounting hardware for straightforward installation. Note that this control arm is not adjustable and does not include a grease fitting, so no additional lubrication is required after installation. Ensure proper torque specifications are followed when securing the ball joint stud with the included castle nut and cotter pin. Professional installation is recommended to maintain suspension alignment and safety.

Quality Assurance and Warranty

Dorman suspension components are manufactured to meet or exceed OEM standards for durability and performance. This control arm and ball joint assembly undergoes rigorous quality checks to ensure reliability. While specific warranty details are not provided here, Dorman typically offers limited warranties on their suspension parts to cover defects in materials and workmanship.