Moog RK621608 Suspension Control Arm and Ball Joint Assembly - Front Left Upper

Front Left Upper Control Arm Assembly

Moog RK621608 is a front left upper suspension control arm and ball joint assembly for select Dodge Durango and Jeep Grand Cherokee models. It is built as a premium OE replacement with stamped steel construction, corrosion protection, and service-ready components for direct suspension repair.

Key Features

• Fits 2011-2015 Dodge Durango, front left upper
• Fits 2011-2015 Jeep Grand Cherokee, front left upper
• Pre-greased for initial installation
• Grease fitting included for future serviceability
• Rubber bushings included for suspension isolation
• Press-in ball joint with threaded stud design
• Stamped steel control arm with black finish
• Mounting hardware included
• Non-adjustable OE-style replacement

Detailed Description

Moog RK621608 is engineered for foreign and domestic nameplates with structural strength and corrosion protection in mind. The stamped steel arm, pre-greased ball joint, included grease fitting, and rubber bushings support a direct replacement for worn front suspension components on the Dodge Durango and Jeep Grand Cherokee. This part number, RK621608, is a practical choice when restoring front-end geometry and replacing a damaged or noisy upper control arm assembly.

This part cross-references Dorman OE Solutions 522-971 for the same application.

What It Helps Fix

• Clunking or knocking from the front suspension
• Excessive play from worn ball joint or bushings
• Uneven tire wear caused by suspension looseness
• Steering wander or reduced front-end stability
• Corrosion-related control arm replacement needs

Installation Notes and Tips

Verify front left upper fitment before installation on 2011-2015 Dodge Durango and 2011-2015 Jeep Grand Cherokee applications. Inspect the mounting points, torque fasteners to factory specifications, and perform a wheel alignment after replacement. RK621608 uses a press-in ball joint and threaded stud configuration, so confirm the suspension setup matches the vehicle before beginning service.

Quality Assurance

Moog suspension components are built with OE-replacement focus and corrosion-resistant construction for dependable service in everyday driving conditions.