Dorman 522-877 Suspension Control Arm and Ball Joint Assembly - Front Left Lower Forward

Durable Suspension Control Arm and Ball Joint Assembly

The Dorman 522-877 suspension control arm and ball joint assembly is engineered for reliable performance in select BMW models. Designed with a lightweight aluminum control arm and pre-greased ball joint, this assembly supports smooth suspension operation and improved handling.

• Pre-greased ball joint for immediate use
• Aluminum control arm with black finish for corrosion resistance
• Includes rubber bushings for vibration dampening
• Press-in ball joint with threaded stud for secure mounting
• Mounting hardware included for straightforward installation
• Compatible with multiple BMW 5 and 7 Series xDrive models

Product Features and Specifications

This suspension control arm and ball joint assembly features a casting/forged aluminum control arm measuring up to 288.5 mm in width and 237 mm in length. The assembly includes rubber bushings to reduce noise and absorb road shocks, enhancing ride comfort. The ball joint is installed and pre-greased, eliminating the need for additional lubrication during installation. It uses a press-in mounting type with a threaded stud of 14 mm diameter, ensuring a secure fit. The control arm has one mounting hole with a diameter of 12.3 mm, and the assembly is designed for light suspension grade applications.

Compatible BMW Models

This Dorman 522-877 suspension control arm and ball joint assembly is compatible with the following BMW models:

• BMW 535i GT xDrive
• BMW 550i GT xDrive
• BMW 740Ld xDrive
• BMW 740Li xDrive
• BMW 750i and 750i xDrive
• BMW 750Li and 750Li xDrive

Common Suspension Issues Addressed

• Worn or damaged control arm bushings causing steering instability
• Ball joint wear leading to uneven tire wear or clunking noises
• Corroded or bent control arms affecting wheel alignment
• Vibration and poor handling due to suspension component failure
• Loose or damaged ball joint studs compromising suspension safety

Installation Notes and Tips

Before installation, verify compatibility with your specific BMW model and year. The assembly comes pre-greased and includes mounting hardware, simplifying the replacement process. Use proper tools to press in the ball joint and torque mounting bolts to manufacturer specifications. Inspect surrounding suspension components during installation for additional wear or damage.

Quality Assurance and Warranty

Dorman suspension components are manufactured to meet or exceed OEM standards for fit and function. The 522-877 control arm and ball joint assembly undergoes rigorous quality checks to ensure durability and performance. Please refer to Dorman's warranty policy for coverage details.