Dorman 526-420 Suspension Control Arm - Front Right Lower

Dorman 526-420 Suspension Control Arm

Dorman 526-420 is a front right lower suspension control arm built for specific Lexus RX applications with air suspension. It is precision-engineered and tested as a direct replacement for the original equipment part, with steel construction, a boxed design, and pre-greased rubber bushings for dependable suspension service.

Key Features

• Direct replacement suspension control arm for select Lexus RX350 and RX450h models
• Fits 2010-2013 Lexus RX350, front right lower, w/Air Suspension
• Fits 2010-2013 Lexus RX450h, front right lower, w/Air Suspension
• Steel control arm with boxed construction and bent shape
• Pre-greased design with included bushings and rubber bushing material
• E-coated finish for added corrosion resistance
• Bolt-in ball joint mounting type; ball joint not included or installed
• No grease fitting and no mounting hardware included

Detailed Description

This Dorman suspension control arm, part number 526-420, is engineered for OE-style replacement on the front right lower position of 2010-2013 Lexus RX350 and 2010-2013 Lexus RX450h models equipped with air suspension. The steel, boxed construction and bent profile are designed to match the original suspension geometry, while the rubber bushings help isolate road vibration for stable handling and ride quality. The E-coated finish adds a protective layer against corrosion, making this Dorman 526-420 a practical replacement when restoring worn front suspension components.

This part cross-references Delphi TC7567 for the same application.

What It Helps Fix

• Clunking or knocking from the front suspension
• Excessive play caused by worn control arm bushings
• Uneven tire wear related to suspension looseness
• Steering wander or reduced front-end stability
• Suspension noise during braking or turning

Installation Notes and Tips

Verify vehicle fitment by year, model, position, and air suspension configuration before installation. This control arm uses a bolt-on attachment and bolt-in ball joint mounting type, but the ball joint is not included or installed. Mounting hardware is not included, so reuse or source the correct hardware as needed. After installation, a professional alignment is recommended to restore proper suspension angles and tire wear characteristics.

Quality Assurance

Dorman designs this control arm as a standard replacement part and subjects it to testing for reliable service on the specified Lexus RX applications. Part number 526-420 is built to meet the needs of drivers replacing a worn front right lower control arm on 2010-2013 Lexus RX350 and RX450h models with air suspension.