Dorman 522-653 Suspension Control Arm and Ball Joint Assembly - Front Upper

Overview of Dorman Suspension Control Arm and Ball Joint Assembly

The Dorman 522-653 suspension control arm and ball joint assembly is engineered for precise fitment on select BMW and Rolls-Royce models. Designed with durability and performance in mind, this assembly ensures reliable suspension function and improved vehicle handling.

• Pre-greased ball joint for immediate use
• Includes rubber bushings for vibration dampening
• Aluminum control arm with casting/forged construction
• Press-in ball joint with pinch stud type
• Mounting hardware included for straightforward installation
• Compatible with multiple BMW and Rolls-Royce models including 520i, 535i, 750Li, and Ghost

Detailed Product Features and Specifications

This suspension control arm and ball joint assembly from Dorman features a lightweight aluminum control arm constructed through casting and forging processes, providing a balance of strength and weight savings. The assembly comes pre-greased, eliminating the need for additional lubrication during installation. Rubber bushings are included to reduce noise and absorb road vibrations, enhancing ride comfort. The ball joint is press-in mounted with a pinch stud type, designed for secure and stable suspension articulation. The control arm measures up to 288.5 mm in width and 237 mm in length, with a mounting hole diameter of 12.3 mm, ensuring precise fitment. This assembly is intended for regular grade suspension applications and is not adjustable.

Compatible Vehicles and Applications

This Dorman 522-653 suspension control arm and ball joint assembly is compatible with a range of BMW models such as the 520i, 528i, 535i, 550i, 640i, 650i, 740i, 750i, 760Li, and the ActiveHybrid 5. It also fits Rolls-Royce models including the Ghost and i8. This part is designed to restore proper suspension geometry and improve handling characteristics on these vehicles.

Common Suspension Issues Addressed

• Worn or damaged control arm bushings causing excessive play
• Failed ball joints leading to steering instability
• Uneven tire wear due to suspension misalignment
• Clunking noises from suspension components
• Reduced vehicle handling and ride quality

Installation Notes and Tips

Installation of the Dorman 522-653 assembly requires basic suspension knowledge and appropriate tools. Since the ball joint is pre-installed and pre-greased, no additional lubrication is necessary. Ensure the mounting hole aligns correctly with the vehicle’s suspension points. Torque specifications should be followed according to the vehicle manufacturer’s guidelines. It is recommended to 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 522-653 control arm and ball joint assembly undergoes rigorous quality checks to ensure durability and performance. While specific warranty details are not provided here, Dorman typically offers limited warranties on their suspension parts. Consult product documentation or the manufacturer for exact warranty terms.