Dorman 524-087 Suspension Control Arm and Ball Joint Assembly - Front Left Lower

Durable Suspension Control Arm for Lexus and Toyota Vehicles

The Dorman 524-087 Suspension Control Arm and Ball Joint Assembly is engineered to restore precise suspension geometry for select Lexus and Toyota models. Designed with a coated steel construction and rubber bushings, this control arm ensures reliable performance and durability for your vehicle's suspension system.

• Constructed from coated steel with a boxed design for strength
• Includes rubber bushing with black color and 14.3 mm inside diameter
• Comes with a threaded ball joint stud and pre-installed ball joint
• Includes mounting hardware: castle nut and cotter pin for secure installation
• Compatible with Lexus Highlander, RX350, RX350L, RX450h, RX450hL, and Toyota Venza

Technical Details and Construction

This suspension control arm features a boxed steel construction finished with a protective coating to resist corrosion and wear. The black rubber bushing, measuring 39.6 mm outside diameter and 92 mm in length, provides effective vibration dampening and suspension articulation. The assembly includes a threaded ball joint stud with the ball joint pre-installed, allowing for a bolt-on attachment type that simplifies replacement. The overall length of the control arm is 262.5 mm, designed to meet OEM specifications for the listed Lexus and Toyota models.

Compatible Vehicles and Applications

This Dorman control arm assembly is compatible with the following vehicles:

• Lexus Highlander
• Lexus RX350 and RX350L
• Lexus RX450h and RX450hL
• Toyota Venza

It is intended to replace worn or damaged suspension control arms to maintain proper wheel alignment and handling characteristics.

Common Suspension Issues Addressed

• Excessive play or looseness in the suspension control arm
• Uneven tire wear due to misalignment
• Clunking or knocking noises during driving
• Reduced steering responsiveness or stability
• Vibration or harshness transmitted through the suspension

Installation Notes and Tips

The Dorman 524-087 control arm assembly includes all necessary mounting hardware such as a castle nut and cotter pin for secure installation. It is designed for a bolt-on attachment with a press-in end type and requires no grease fitting. Proper torque specifications should be followed during installation to ensure safety and performance. It is recommended to have a professional alignment performed after replacement to maintain optimal suspension geometry.

Quality Assurance and Warranty

Dorman suspension components are manufactured to meet or exceed OEM standards for fit, form, and function. This control arm assembly undergoes rigorous quality checks to ensure durability and reliability. While specific warranty details are not provided here, Dorman typically offers limited warranties on their suspension parts to cover defects in materials and workmanship.