Dorman 526-658 Suspension Control Arm and Ball Joint Assembly - Front Right Lower

Durable Suspension Control Arm and Ball Joint Assembly

The Dorman 526-658 suspension control arm and ball joint assembly is engineered for reliable performance in Buick and Pontiac vehicles. Designed specifically for models like the Buick Allure, LaCrosse, and Pontiac Grand Prix, this assembly ensures precise suspension control and improved handling.

• Pre-greased for immediate installation and reduced maintenance
• Includes grease fitting for easy lubrication
• Light suspension grade type suitable for regular driving conditions
• Comes with rubber and steel bushings for enhanced durability
• Ball joint is bolt-in type with threaded stud for secure mounting
• Constructed from robust steel with a boxed control arm design
• Includes all necessary mounting hardware: castle nut, cotter pin, and zerk fitting
• Control arm dimensions: maximum length 283 mm, maximum width 407 mm
• Compatible with Buick Allure, LaCrosse, and Pontiac Grand Prix models

Product Features and Specifications

The Dorman 526-658 control arm assembly features a boxed steel control arm painted black for corrosion resistance and strength. It includes a pre-installed ball joint with a 12 mm thread diameter and 25.5 mm stud length, designed for bolt-in mounting with two 14.2 mm diameter mounting holes. The assembly is pre-greased and includes a grease fitting, allowing for easy maintenance and extended service life. Rubber and steel bushings are included to reduce vibration and provide a smooth ride. This assembly is designed for light suspension grade applications, making it suitable for everyday driving on Buick Allure, LaCrosse, and Pontiac Grand Prix vehicles.

Compatible Vehicles and Applications

This suspension control arm and ball joint assembly is compatible with the following vehicles:

• Buick Allure
• Buick LaCrosse
• Pontiac Grand Prix

It is designed to replace worn or damaged control arms and ball joints, restoring proper suspension geometry and vehicle handling.

Common Issues Addressed

• Excessive suspension noise or clunking
• Uneven tire wear due to misalignment
• Loose or unstable steering feel
• Vibration or harshness during driving
• Worn or damaged ball joints and bushings

Installation Notes and Tips

Installation of the Dorman 526-658 control arm assembly requires basic suspension tools and mechanical knowledge. The assembly comes pre-greased and includes all necessary mounting hardware, including a castle nut and cotter pin for secure ball joint installation. Ensure the grease fitting is accessible for future lubrication. Torque all mounting bolts to manufacturer specifications and perform a wheel alignment after installation to maintain proper suspension geometry.

Quality Assurance and Warranty

Dorman suspension components are manufactured to meet or exceed OEM standards. The 526-658 control arm and ball joint assembly undergoes rigorous quality checks to ensure durability and fitment accuracy. This product includes a limited warranty against defects in materials and workmanship, providing confidence in its long-term performance on Buick and Pontiac vehicles.