Delphi TC5889 Suspension Control Arm - Rear Left Upper Rearward

Delphi TC5889 Rear Left Upper Rearward Control Arm

Restore rear suspension geometry with the Delphi TC5889 suspension control arm. This steel, standard replacement arm is built for the rear left upper rearward position and includes bushings and mounting hardware for a direct-service repair on select Buick Enclave, Chevrolet Traverse, GMC Acadia, GMC Acadia Limited, and Saturn Outlook models.

Key Features

• Steel construction with a black finish
• Standard replacement suspension control arm for the rear left upper rearward position
• Bushings included with rubber bushing material
• Mounting hardware included
• Not pre-greased and not adjustable
• Ball joint not included
• Length: 14.96 in.

Detailed Description

Delphi TC5889 is engineered as an OE-style suspension control arm for the rear left upper rearward location. Delphi applies dimensional and material analysis to help maintain proper fitment between the original part and the replacement component, while its OE-focused testing includes exposure to extreme temperatures and extended salt-spray conditions. This part cross-references Dorman OE Solutions 521-965 and 523-047 for the same application. It is a direct-fit option for drivers searching for a rear left upper rearward control arm for 2008-2017 Buick Enclave, 2009-2017 Chevrolet Traverse, 2017 GMC Acadia Limited, 2007-2016 GMC Acadia, and 2007-2010 Saturn Outlook.

Common Repair Applications

• Rear suspension noise from worn bushings
• Uneven rear wheel alignment after component wear
• Excessive rear suspension play or looseness
• Handling issues caused by a fatigued control arm
• Replacement after corrosion or physical damage

Installation Notes and Tips

Verify the rear left upper rearward position before installation and compare the original arm length and bushing layout to the Delphi TC5889. Because this part is not adjustable and does not include a ball joint, confirm the surrounding suspension components are in serviceable condition before reassembly. A professional alignment is recommended after suspension work.

Quality Assurance

Delphi uses OE-based engineering and testing methods for its steering and suspension portfolio, including dimensional checks and environmental durability testing, to support consistent replacement quality for applications such as Buick Enclave, Chevrolet Traverse, and GMC Acadia.