Moog RK623937 Suspension Control Arm and Ball Joint Assembly - Front Left Lower Rearward

Front Left Lower Rearward Control Arm Assembly

Moog RK623937 is a premium suspension control arm and ball joint assembly for the front left lower rearward position. It is built for Cadillac ATS and Cadillac CT4 applications where structural strength, corrosion protection, and precise suspension geometry matter.

Key Features

• Premium-grade control arm assembly for front left lower rearward suspension service
• Ball joint included for a complete replacement assembly
• Bushings included for direct installation on the specified position
• Engineered for structural strength and corrosion protection
• Fits 2013-2019 Cadillac ATS, front left lower rearward
• Fits 2020-2024 Cadillac CT4, front left lower rearward

Detailed Description

This Moog suspension control arm and ball joint assembly is made for the front left lower rearward location on Cadillac ATS and Cadillac CT4 models. The premium construction supports stable suspension movement and consistent alignment performance, while the corrosion-resistant focus helps the part hold up in demanding underbody conditions. RK623937 is a direct-fit service part for drivers replacing worn suspension components on these Cadillac platforms.

This part cross-references Dorman - OE Solutions 528-355 for the same application.

Common Problems This Part Addresses

• Clunking or knocking from the front suspension
• Excessive play in the lower control arm or ball joint area
• Uneven tire wear caused by worn suspension geometry
• Steering wander or reduced front-end stability
• Visible bushing wear or deterioration at the front left lower rearward position

Installation Notes and Tips

Verify the front left lower rearward position before installation and inspect adjacent suspension components for wear. After replacement, perform a professional wheel alignment to restore proper suspension angles on the Cadillac ATS or Cadillac CT4. Confirm fitment by year, make, model, and position before ordering RK623937.

Quality Assurance

Moog premium control arms for foreign and domestic nameplates are engineered with structural strength and corrosion protection in mind. RK623937 includes the ball joint and bushings specified for this assembly and is built to meet the needs of the listed Cadillac applications.