Moog RK643598 Suspension Control Arm - Rear Left

Rear Left Control Arm for Subaru Applications

Moog RK643598 is a premium rear left suspension control arm for select Subaru models. It is engineered for structural strength and corrosion protection, with OE-style fitment for the rear suspension on the Impreza, WRX, WRX STI, and Forester.

Key Features

• Premium-grade suspension control arm for rear left installation
• Built for structural strength in demanding suspension service
• Corrosion-protection focus for long-term durability
• Direct replacement style for OE-standard rear suspension repair
• Fits 2008-2014 Subaru Impreza, rear left
• Fits 2013-2014 Subaru WRX, rear left
• Fits 2013-2014 Subaru WRX STI, rear left
• Fits 2009-2013 Subaru Forester, rear left

Detailed Description

This Moog suspension control arm, part number RK643598, is a premium replacement for the rear left position on select Subaru vehicles. It is a strong match for drivers searching for a rear left control arm for 2008-2014 Subaru Impreza, 2013-2014 Subaru WRX, 2013-2014 Subaru WRX STI, or 2009-2013 Subaru Forester. The design focuses on structural integrity and corrosion resistance to support consistent suspension performance in everyday driving and repair work. This part cross-references Delphi TC7558 for the same application.

Common Repair Uses

• Rear suspension noise from worn control arm bushings or joints
• Uneven rear tire wear caused by suspension wear
• Loose or unstable rear suspension feel
• Restoring rear alignment after control arm wear
• Replacing a damaged rear left suspension control arm

Installation Notes and Tips

Verify rear left fitment by year, model, and suspension configuration before installation. After replacing the control arm, a professional wheel alignment is recommended to confirm rear suspension geometry. Inspect related rear suspension components for wear during service, including bushings, ball joint interfaces, and mounting points.

Quality Assurance

Moog premium control arms are engineered for structural strength and corrosion protection. RK643598 is a premium-grade suspension component built for OE-standard replacement needs on supported Subaru applications.