Dorman 524-957 Suspension Trailing Arm - Rear Left

Dorman 524-957 Rear Left Trailing Arm

Dorman 524-957 is a direct replacement suspension trailing arm for the rear left position on select Ford Focus models. Built from steel with a coated finish and integrated bushings, it supports stable rear suspension movement and predictable handling on the road.

Key Features

• Direct replacement trailing arm for rear left suspension service
• Steel construction with coated finish for added corrosion resistance
• Includes bushings with rubber and steel bushing material
• Bolt-on attachment type for OE-style installation
• Stamped control arm design
• No grease fitting, ball joint, or mounting hardware included
• Part number 524-957 for catalog and fitment reference

Detailed Description

This Dorman trailing arm is engineered as a standard replacement for the original rear suspension component on 2000-2007 Ford Focus, rear left applications. The design follows the original layout with a bracket end on one side and a bushing end on the other, helping restore rear suspension geometry and consistent wheel control. For shoppers searching for a Ford Focus rear left trailing arm or Dorman 524-957 suspension replacement, this part provides a direct-fit service option for the listed vehicles.

The steel body, coated finish, and included bushings support durable operation in everyday driving conditions. Dorman subjects this type of replacement component to rigorous evaluation to help deliver secure performance, smooth ride quality, and predictable handling after installation.

This part cross-references OE-style numbers 2M5Z5A969AA and 4S4Z5A969AA for the same application.

What It Helps Address

• Rear suspension looseness or instability
• Clunking or knocking from worn trailing arm bushings
• Uneven rear wheel tracking
• Handling changes caused by a damaged rear left trailing arm
• Wear from corrosion or fatigue in the original suspension arm

Installation Notes and Tips

• Fits 2000-2007 Ford Focus, rear left.
• Verify mounting hole diameter and suspension layout before installation.
• Because this is a bolt-on trailing arm, proper torque and alignment checks are important after replacement.
• Inspect adjacent rear suspension components for wear before completing the repair.
• Part number 524-957 should be matched to the vehicle application before ordering.

Quality Assurance

Dorman designs this trailing arm as a direct replacement part and evaluates it for secure performance in passenger vehicle suspension use. The product is built to meet standard replacement expectations for the Ford Focus rear suspension application.