Moog RK621811 Suspension Control Arm and Ball Joint Assembly - Rear Lower Forward

Rear Lower Forward Control Arm Assembly

Moog RK621811 is a suspension control arm and ball joint assembly for the rear lower forward position on select Hyundai Genesis Coupe models. It is built with forged steel construction, pre-greased components, and rubber bushings to support stable rear suspension operation and OE-style fitment.

Fits 2010-2015 Hyundai Genesis Coupe, rear lower forward. This Moog RK621811 assembly is made for drivers replacing a worn rear lower forward control arm on the Hyundai Genesis Coupe with a direct-fit suspension component.

Key Features

• Forged steel control arm for structural strength
• Pre-greased for initial service readiness
• Rubber bushings included for suspension isolation
• Press-in ball joint mounting type
• Threaded ball joint stud type
• Black corrosion-resistant finish
• Mounting hardware included
• Non-adjustable design for OE-style replacement

Detailed Product Overview

Moog RK621811 is engineered as a suspension control arm and ball joint assembly for the rear lower forward location on 2010-2015 Hyundai Genesis Coupe applications. The forged steel arm provides a rigid foundation, while the included rubber bushings help maintain suspension articulation and reduce harshness. The assembly is pre-greased and uses a press-in ball joint with a threaded stud, matching the needs of the specified rear suspension position. This part cross-references Dorman OE Solutions 522-154 for the same application.

Common Replacement Reasons

• Rear suspension clunking or looseness
• Uneven tire wear from worn control arm bushings
• Excessive play in the rear lower forward suspension point
• Ball joint wear affecting rear suspension stability
• Corrosion or fatigue in the original control arm assembly

Installation Notes

Verify the rear lower forward position before installation on the Hyundai Genesis Coupe. Because this assembly uses a press-in ball joint, proper service tools and alignment procedures are recommended after replacement. Confirm all mounting points and fasteners are secure before returning the vehicle to service.

Quality Assurance

Moog premium control arms are engineered for structural strength and corrosion protection for foreign and domestic nameplates. RK621811 is built to OE-style standards for the listed fitment and is intended to restore proper suspension geometry and control in the rear lower forward position.