Moog RK623239 Suspension Control Arm and Ball Joint Assembly - Front Left Lower

Moog RK623239 Control Arm Assembly

Moog RK623239 is a premium suspension control arm and ball joint assembly for the front left lower position on select Cadillac CTS models. It combines the control arm, ball joint, and bushings in one service part for a direct repair on 2008-2015 Cadillac CTS applications.

Key Features

• Premium-grade suspension control arm and ball joint assembly
• Includes bushings and ball joint for a complete front left lower service part
• Engineered for structural strength and corrosion protection
• Direct replacement for 2008-2015 Cadillac CTS, front left lower
• Cross-references Dorman OE Solutions 524-161 and Mevotech Supreme CMS501285 for the same application
• Part number RK623239 for ordering and fitment verification

Detailed Description

This Moog control arm assembly is built for the front left lower suspension position on the Cadillac CTS, covering 2008-2015 model years. The RK623239 includes the ball joint and bushings, helping restore the suspension connection point between the chassis and steering knuckle with a single replacement component. Moog premium control arms are developed for structural durability and corrosion resistance, making this part a practical choice for front suspension service on Cadillac CTS vehicles.

Use RK623239 when servicing a worn front left lower control arm on a 2008-2015 Cadillac CTS. The part number RK623239 is also useful when comparing OE-style replacement options and confirming the correct suspension control arm and ball joint assembly for your vehicle.

What It Helps Fix

• Front-end clunking or knocking from a worn control arm assembly
• Excessive play in the front left lower suspension joint
• Uneven tire wear caused by suspension looseness
• Steering wander or unstable road feel on Cadillac CTS models
• Noise from deteriorated bushings or ball joint wear

Installation Notes and Tips

Fits 2008-2015 Cadillac CTS, front left lower. Confirm the suspension position before ordering, since this part is specific to the front left lower location. After installation, a professional wheel alignment is recommended to verify suspension geometry and steering response. Compare the original part number and mounting points before service to ensure RK623239 matches the vehicle application.

Quality Assurance

Moog premium control arms are engineered for structural strength and corrosion protection. RK623239 is built as a premium replacement suspension component for Cadillac CTS front suspension service.