Moog RK623137 Suspension Control Arm and Ball Joint Assembly - Front Left Lower

Front Left Lower Control Arm Assembly

Moog RK623137 is a premium suspension control arm and ball joint assembly for the front left lower position. It is built for Buick Encore and Chevrolet Trax applications where structural strength, corrosion protection, and precise suspension support matter.

Key Features

• Includes the ball joint and bushings for a complete suspension control arm assembly
• Premium-grade construction for front suspension service
• Engineered for structural strength and corrosion protection
• Direct replacement for the front left lower position
• Fits 2013-2022 Buick Encore, front left lower
• Fits 2013-2015 Chevrolet Trax, front left lower
• Fits 2016-2017 Chevrolet Trax, front left lower with FE2 RIDE AND HANDLING Suspension
• Fits 2018-2019 Chevrolet Trax, front left lower without FE4 Special Suspension
• Fits 2020-2022 Chevrolet Trax, front left lower

Detailed Description

Moog RK623137 is a suspension control arm assembly for the front left lower location on Buick Encore and Chevrolet Trax models. The assembly includes the ball joint and bushings, helping restore the connection between the chassis and front suspension while maintaining proper wheel control and alignment geometry. This part cross-references Mevotech Supreme CMS501189 for the same application.

For drivers servicing a Buick Encore front left lower control arm or a Chevrolet Trax front left lower suspension control arm, RK623137 provides a premium replacement option with corrosion protection and structural reinforcement in mind. The part number RK623137 is also a useful reference when verifying the correct front suspension component for the listed fitments.

What It Helps Fix

• Front-end clunking or knocking from worn control arm bushings
• Loose or unstable steering feel caused by suspension wear
• Uneven tire wear related to front suspension geometry issues
• Excessive play from a worn ball joint assembly
• Alignment problems after front suspension component deterioration

Installation Notes and Tips

Confirm the vehicle’s suspension package before ordering, since some Chevrolet Trax applications require FE2 RIDE AND HANDLING Suspension or exclude FE4 Special Suspension. Verify the front left lower position and compare the original part number RK623137 before installation. After replacement, a professional wheel alignment is recommended to restore correct suspension settings.

Quality Assurance

Moog premium control arms for foreign and domestic nameplates are engineered with attention to structural strength and corrosion protection. RK623137 is built as a premium suspension service part for the listed Buick Encore and Chevrolet Trax applications.