Dorman 528-019 Suspension Trailing Arm - Rear Left Lower Forward

Dorman 528-019 Trailing Arm for Subaru Rear Suspension

Dorman 528-019 is a direct replacement suspension trailing arm engineered for secure performance, predictable handling, and passenger safety. It is built for the rear left lower forward position on select Subaru Legacy and Subaru Outback models, with OE-style fitment for service replacement work.

Key Features

• Direct replacement trailing arm for rear suspension service
• Fits the rear left lower forward position
• Steel construction with a coated finish
• Includes bushings; black bushing color
• Standard replacement grade for repair and restoration
• Press-in attachment design with boxed control arm construction
• No grease fitting, ball joint, or mounting hardware included

Detailed Description

This Dorman trailing arm, part number 528-019, is designed for 2015-2019 Subaru Legacy and 2015-2019 Subaru Outback rear suspension applications. It follows the original part layout to help restore rear suspension geometry, ride control, and handling response. The steel body and coated finish support long-term service in demanding underbody conditions, while the included bushings help complete the assembly for replacement work.

This part cross-references MOOG Chassis Products RK643554 for the same application. For Subaru Legacy and Subaru Outback rear suspension repair, Dorman 528-019 provides an OE-style solution for the rear left lower forward location.

What It Helps Fix

• Rear suspension looseness or instability
• Clunking or knocking from worn trailing arm bushings
• Uneven rear wheel tracking caused by worn suspension links
• Handling drift or unpredictable rear-end response
• Wear-related suspension noise during acceleration, braking, or cornering

Installation Notes and Tips

Verify the rear left lower forward position before installation on the vehicle. This trailing arm uses a press-in attachment design and is intended as a direct replacement for the original suspension component. Confirm fitment by year, make, model, and position for 2015-2019 Subaru Legacy and 2015-2019 Subaru Outback applications.

Quality Assurance

Dorman designs this trailing arm with a focus on passenger safety and tests it through a rigorous evaluation process to support secure performance and consistent ride quality. The part is built as a standard replacement for the original suspension arm and is engineered to deliver predictable handling in the specified Subaru applications.