Dorman 520-448 Suspension Control Arm and Ball Joint Assembly - Front Right Lower

Dorman 520-448 Front Right Lower Control Arm

Dorman 520-448 is a direct replacement suspension control arm and ball joint assembly for specific Lexus LX570 and Toyota Land Cruiser applications. It is built for the front right lower position and is engineered to restore smooth ride quality, directional stability, and predictable steering response.

Key Features

• Direct replacement for the original equipment front right lower control arm assembly
• Pre-greased for ready-to-install service
• Steel stamped control arm construction with black finish
• Ball joint is included and installed
• Press-in ball joint design with threaded stud
• Rubber bushings included for suspension isolation
• Mounting hardware included
• Regular grade, light suspension application

Detailed Description

This Dorman suspension control arm and ball joint assembly is built for the front right lower suspension position on 2008-2011 Lexus LX570, 2013-2021 Lexus LX570, 2008-2011 Toyota Land Cruiser, and 2013-2021 Toyota Land Cruiser. The stamped steel arm, rubber bushings, and installed ball joint provide a complete OE-style replacement for worn front suspension components. Dorman 520-448 is evaluated to support consistent handling characteristics and stable road feel in everyday driving.

This part cross-references Mevotech Supreme CMS861220 for the same application. The Dorman 520-448 part number is also useful when searching for a front right lower control arm for Lexus LX570 or Toyota Land Cruiser suspension repair.

Common Repair Uses

• Front-end clunking or looseness from a worn lower control arm assembly
• Uneven steering feel caused by ball joint wear
• Suspension noise from deteriorated bushings
• Directional instability during braking or lane changes
• Restoring OE-style suspension geometry on Lexus LX570 and Toyota Land Cruiser models

Installation Notes

Verify vehicle year, make, model, and front right lower position before installation. This assembly uses a press-in ball joint design and includes mounting hardware, so proper suspension service procedures and alignment checks should be performed after replacement. Confirm that the threaded stud and mounting hole dimensions match the original application before final assembly.

Quality Assurance

Dorman uses an industry-focused evaluation process for this control arm and ball joint assembly to help maintain ride quality, directional stability, and predictable suspension dynamics. The pre-greased design and OE-style construction support dependable service on the specified Lexus and Toyota applications.