MAS Chassis CB60343 Suspension Control Arm and Ball Joint Assembly - Front Left Lower

OE-Style Front Left Lower Control Arm

MAS Chassis CB60343 is a direct replacement suspension control arm and ball joint assembly for specific Hyundai and Kia applications. It is built for the front left lower position and uses a stamped steel arm with the ball joint already installed for a straightforward OE-style repair.

Compatible with 2011-2013 Kia Optima, 2012-2014 Hyundai Sonata, 2014 Hyundai Sonata with stamped steel arms, 2014-2016 Kia Cadenza, and 2012-2013 Hyundai Sonata with the listed suspension configuration, this assembly is aimed at restoring stable steering response and consistent suspension geometry.

Key Features

• Direct replacement suspension control arm and ball joint assembly
• Front left lower position application
• Stamped steel control arm construction with black finish
• Ball joint included and installed
• Rubber bushings included
• Bolt-in ball joint mounting type with pinch-style stud
• No grease fitting for a maintenance-free design
• Regular grade replacement part for OE-style service

Detailed Product Overview

MAS Chassis CB60343 is engineered as a replacement for the original equipment control arm on select Hyundai Sonata, Kia Optima, Kia Cadenza, and Hyundai Azera vehicles. The stamped steel arm, rubber bushings, and pre-installed ball joint support predictable suspension movement, directional stability, and a smooth ride after worn front-end components are replaced. This part cross-references MOOG Chassis Products RK621592 and Delphi TC3733 for the same application. For shoppers comparing front left lower control arm options for a Kia Optima or Hyundai Sonata, CB60343 provides the OE-style layout needed for a proper suspension repair.

Common Problems This Part Can Address

• Clunking or knocking from the front suspension
• Excessive play in the lower control arm or ball joint
• Uneven tire wear caused by worn suspension geometry
• Steering wander or reduced directional stability
• Vibration or looseness felt through the front end

Installation Notes and Tips

Verify the vehicle’s suspension configuration before ordering, especially on 2011 Hyundai Sonata and 2014 Hyundai Sonata applications with stamped steel arms. This assembly is for the front left lower position only and uses a bolt-in ball joint with a pinch-style stud. Mounting hardware is not included, so reuse or source the required fasteners as needed. After installation, perform a professional alignment to confirm proper camber and toe settings.

Quality Assurance

MAS Chassis CB60343 is produced as a direct-fit replacement with an industry-focused evaluation process intended to support consistent ride quality, stable handling, and predictable suspension dynamics. The part number CB60343 is also useful when cross-checking replacement options for Hyundai Sonata and Kia Optima front suspension service.