Dorman 524-448 Suspension Control Arm - Rear Right Lower Rearward

Overview of Dorman Suspension Control Arm 524-448

The Dorman suspension control arm 524-448 is engineered for reliable performance in Lexus GS and IS series vehicles. Designed with durable steel construction and a coated black finish, this control arm provides essential support for your vehicle's suspension system.

• Constructed from stamped steel for strength and durability
• Includes a rubber bushing with black color for vibration dampening
• Overall length of 262.5 mm for precise fitment
• Ball joint mounting type is welded with a threaded stud (ball joint not included)
• Coated finish to resist corrosion and wear
• Compatible with multiple Lexus models including GS300, GS350, GS430, GS450h, GS460, IS250, IS350, and IS F

Detailed Product Description

This Dorman suspension control arm (part number 524-448) is designed specifically for select Lexus GS and IS models, ensuring proper suspension geometry and handling characteristics. The stamped steel construction offers a balance of strength and weight, while the coated black finish helps protect against rust and environmental damage. The control arm includes a single rubber bushing with a 14.3 mm inside diameter and 39.6 mm outside diameter, providing effective vibration isolation and smooth operation. The ball joint mounting is welded with a threaded stud, though the ball joint itself is not included, allowing for flexibility in replacement options.

Compatible Lexus Models and Applications

• Lexus GS300, GS350, GS430, GS450h, GS460
• Lexus IS250, IS350, IS F

This control arm is intended for use in suspension systems requiring a press-in linkage end type and bushing linkage end type, matching original equipment specifications for these Lexus vehicles.

Common Suspension Issues Addressed

• Worn or damaged control arm bushings causing poor handling or noise
• Corroded or weakened control arm structure affecting suspension stability
• Misalignment issues resulting from bent or compromised control arms
• Excessive vibration or harsh ride quality due to deteriorated bushings
• Replacement of original control arm components during suspension repairs

Installation Notes and Tips

• Ensure vehicle is securely lifted and supported before removal
• Inspect ball joint and related suspension components for wear; ball joint not included with this part
• Use appropriate tools to press out old bushings if necessary
• Verify torque specifications for mounting bolts according to Lexus service manual
• Alignment check is recommended after installation to maintain proper handling

Quality Assurance and Warranty

Dorman suspension control arm 524-448 is manufactured to meet or exceed OEM standards for fit, form, and function. The coated finish and quality materials contribute to long service life. While specific warranty details may vary, Dorman typically offers a limited warranty covering defects in material and workmanship. Refer to Dorman's official warranty policy for complete information.