Delphi TC3449 Suspension Control Arm - Rear Right Upper Center

Delphi Rear Right Upper Center Control Arm

Delphi TC3449 is a standard replacement suspension control arm for the rear right upper center position on select Mercedes-Benz SUVs. Built from stamped steel with a black cataphoresis finish, it is engineered for OE-style fit and dimensional accuracy on applications such as the Mercedes-Benz GLE and GLS.

Key Features

• Part number: TC3449
• Material: steel with stamped construction
• Finish: cataphoresis for added corrosion resistance
• Position: rear right upper center
• Bushings included with natural rubber (NR) bushing material
• Press-in ball joint mounting type
• Black bushing color and black component finish
• Standard replacement grade for OE-style service

Detailed Product Overview

Delphi applies OE engineering methods to its aftermarket steering and suspension portfolio, using dimensional and material analysis to match the original part as closely as possible. TC3449 is a straight, non-adjustable control arm with a rubber bearing type and no pre-greasing or grease fitting provision. It is built for rear suspension service on Mercedes-Benz models including GLE350, GLE400, GLE63 AMG, GLS450, GLS550, and related applications. This part cross-references Mercedes-Benz 166 350 02 06 for the same application.

Common Issues This Part Can Address

• Rear suspension looseness or clunking from worn control arm bushings
• Uneven rear tire wear caused by worn camber control components
• Rear alignment instability after bushing or arm wear
• Excess movement in the rear right upper center suspension link
• Noise or vibration from deteriorated rubber suspension mounts

Installation Notes and Fitment

Fits 2017-2019 Mercedes-Benz GLE400, rear right upper center. Fits 2017-2019 Mercedes-Benz GLE43 AMG, rear right upper center. Fits 2017-2019 Mercedes-Benz GLE63 AMG, rear right upper center. Fits 2017-2019 Mercedes-Benz GLE63 AMG S, rear right upper center. Fits 2018-2019 Mercedes-Benz GLS450, rear right upper center. Fits 2017-2019 Mercedes-Benz GLS550, rear right upper center. Fits 2017-2019 Mercedes-Benz GLS63 AMG, rear right upper center. Fits 2017-2018 Mercedes-Benz GLE350, rear right upper center. Fits 2016-2018 Mercedes-Benz GLE550, rear right upper center. Fits 2016-2018 Mercedes-Benz GLE550e, rear right upper center. Fits 2017 Mercedes-Benz GLE300d, rear right upper center. Fits 2017 Mercedes-Benz GLS350d, rear right upper center. Fits 2013-2016 Mercedes-Benz GL350, rear right upper center, camber strut. Fits 2013-2016 Mercedes-Benz GL450, rear right upper center, camber strut. Fits 2013-2016 Mercedes-Benz GL550, rear right upper center, camber strut. Fits 2013-2016 Mercedes-Benz GL63 AMG, rear right upper center, camber strut. Fits 2016 Mercedes-Benz GLE300d, rear right upper center, camber strut. Fits 2016 Mercedes-Benz GLE350, rear right upper center, camber strut. Fits 2016 Mercedes-Benz GLE350d, rear right upper center. Fits 2016 Mercedes-Benz GLE400, rear right upper center, camber strut. Fits 2016 Mercedes-Benz GLE450 AMG, rear right upper center, camber strut. Fits 2016 Mercedes-Benz GLE63 AMG, rear right upper center, camber strut. Fits 2016 Mercedes-Benz GLE63 AMG S, rear right upper center, camber strut. Fits 2015 Mercedes-Benz ML250, rear right upper center, camber strut. Fits 2012-2015 Mercedes-Benz ML350, rear right upper center, camber strut. Fits 2015 Mercedes-Benz ML400, rear right upper center, camber strut. Fits 2015 Mercedes-Benz ML550, rear right upper center. Fits 2012-2015 Mercedes-Benz ML63 AMG, rear right upper center, camber strut. Fits 2012-2014 Mercedes-Benz ML550, rear right upper center, camber strut.

Before installation, verify the rear right upper center mounting points, compare the arm length and hole spacing to the original component, and perform a wheel alignment after replacement. This control arm is commonly searched as a Mercedes-Benz GLE rear right upper center control arm and Mercedes-Benz GLS rear suspension camber strut replacement.

Quality Assurance

Delphi tests suspension components across extreme temperature ranges and extended salt-spray exposure to evaluate durability and corrosion resistance. The brand also uses OE-level dimensional and material analysis to support fit and compatibility with the original suspension layout.