Dorman 521-331 Suspension Control Arm and Ball Joint Assembly - Front Left Lower

Dorman 521-331 Front Left Lower Control Arm

Dorman 521-331 is a direct replacement suspension control arm and ball joint assembly for specific Volkswagen applications. It is built to restore smooth ride quality, directional stability, and predictable steering response on the front left lower position.

Key Features

• Direct replacement for the original equipment control arm and ball joint assembly
• Fits front left lower suspension applications on select Volkswagen Passat models
• Steel control arm construction with black finish
• Ball joint is included and installed
• Rubber bushings included for OE-style suspension isolation
• Ball joint uses a bolt-in mounting type with pinch-style stud
• Mounting hardware included
• Part number: 521-331

Detailed Description

This suspension control arm assembly is engineered for the front left lower position on 1990-1997 Volkswagen Passat applications, including 1997 Volkswagen Passat front left lower and 1993 Volkswagen Passat front left lower configurations listed below. The steel casting/forged design, rubber bushings, and installed ball joint support consistent suspension geometry and road feel. Dorman 521-331 is a practical OE-style replacement when the original arm shows wear, looseness, or corrosion. This part cross-references Mevotech Supreme CMS701119 for the same application.

Vehicle Fitment

• Fits 1990-1997 Volkswagen Passat, front left lower
• Fits 1993 Volkswagen Passat, front left lower, L4 109CID 1.8L (1781cc)
• Fits 1997 Volkswagen Passat, front left lower, L4 121CID 2.0L (1984cc)

Common Problems This Part Can Address

• Front-end clunking or knocking from a worn control arm or ball joint
• Loose steering feel or reduced directional stability
• Uneven tire wear caused by suspension wear
• Excessive play in the front left lower suspension
• Ride quality changes from deteriorated bushings

Installation Notes and Tips

Verify the front left lower position and confirm engine-specific fitment before installation. Inspect adjacent suspension components, alignment angles, and fasteners during replacement. Because the ball joint is already installed, this assembly simplifies service compared with rebuilding the arm separately.

Quality Assurance

Dorman uses an industry-leading evaluation process for this control arm and ball joint assembly to help deliver consistent ride quality, directional stability, and predictable dynamics. Part number 521-331 is built as a direct replacement for specific OE applications.