Moog RK642636 Suspension Control Arm - Rear Upper Forward

Mercedes-Benz Suspension Control Arm

This Moog suspension control arm is built for Mercedes-Benz applications that need a direct-fit rear upper forward replacement. It uses forged steel construction and rubber bushings to restore suspension geometry with a focus on strength and corrosion protection.

Key Features

• Forged steel construction for structural strength.
• Rubber bushings included for controlled suspension movement.
• No grease fitting for a sealed, low-maintenance design.
• Black finish for added corrosion resistance.
• Fits Mercedes-Benz GL, ML, and R-Class applications listed below.

Detailed Description

Moog RK642636 is a suspension control arm for Mercedes-Benz vehicles with rear upper forward fitment. It is engineered for structural strength and corrosion protection, making it a practical replacement for worn suspension components that can affect alignment and ride quality. The forged steel body and included bushings support stable suspension operation, while the non-adjustable design matches the intended OE-style application. This part number, RK642636, is used across multiple Mercedes-Benz GL-Class, ML-Class, and R-Class models, including GL350, ML350, and R350 applications.

This part cross-references Dorman - OE Solutions 522-870 for the same application.

What It Is Used For

• Correcting looseness or play in the rear suspension.
• Replacing a worn control arm with damaged bushings.
• Restoring proper suspension geometry after component wear.
• Addressing clunks, noise, or uneven tire wear linked to suspension wear.

Installation Notes and Tips

Fits 2006-2012 Mercedes-Benz R350, rear upper forward. Fits 2006-2011 Mercedes-Benz ML350, rear upper forward. Fits 2007-2012 Mercedes-Benz GL450, rear upper forward. Verify the vehicle’s rear upper forward suspension position before installation. Because this control arm is not adjustable, final alignment should be checked after replacement. Confirm the part number RK642636 against the vehicle application before service.

Quality Assurance

MOOG premium control arms are engineered for structural strength and corrosion protection. RK642636 is built to meet the demands of foreign and domestic nameplates and is intended as a dependable suspension replacement for the listed Mercedes-Benz applications.