Dorman 527-221 Suspension Control Arm and Ball Joint Assembly - Front Left Upper Rearward

Dorman 527-221 Front Left Upper Rearward Control Arm

Dorman 527-221 is a direct replacement suspension control arm and ball joint assembly for specific Audi, Bentley, Lamborghini, and Porsche applications. It is built for the front left upper rearward position and is engineered to support smooth ride quality, directional stability, and predictable handling.

Key Features

• Direct replacement for the original equipment control arm and ball joint assembly
• Fits the front left upper rearward suspension position
• Pre-greased for ready-to-install service
• Ball joint included and installed
• Aluminum control arm construction with casting/forged design
• Bushings included with rubber and aluminum materials
• Mounting hardware included
• Standard replacement grade for OE-style service

Detailed Description

This Dorman suspension control arm assembly is built to match the original layout on select Audi A6, Audi Q5, Audi Q7, Audi Q8, Bentley Bentayga, Lamborghini Urus, and Porsche Cayenne models. The machined ball joint mounting, pinch-style stud, and pre-greased design support consistent suspension movement and accurate steering response. Dorman part number 527-221 is a practical OE replacement for drivers addressing wear in the front left upper rearward suspension link.

This part cross-references MOOG Chassis Products RK623916 and Beck/Arnley 102-8166 for the same application.

What It Helps Address

• Clunking or knocking from a worn upper control arm
• Loose or imprecise steering feel
• Uneven tire wear caused by suspension wear
• Directional instability during braking or cornering
• Excess play from a worn ball joint or bushing assembly

Installation Notes and Tips

Verify vehicle fitment by year, make, model, and front left upper rearward position before installation. Because this assembly is pre-greased and includes the ball joint, it is suited for direct replacement service on compatible Audi, Bentley, Lamborghini, and Porsche platforms. After installation, perform a professional alignment to confirm suspension geometry and steering wheel centering.

Quality Assurance

Dorman uses an industry-focused evaluation process to help ensure the replacement assembly delivers stable handling characteristics and consistent ride behavior. Part number 527-221 is built as a standard replacement for OE-style service on the listed applications.