Dorman 528-010 Suspension Trailing Arm - Rear Right

Dorman 528-010 Rear Right Trailing Arm

Dorman 528-010 is a steel suspension trailing arm built as a direct replacement for the original rear right component. It is engineered for passenger safety and evaluated for secure performance to help maintain smooth ride quality and predictable handling on the Toyota Highlander and Lexus RX platform.

Key Features

• Direct replacement trailing arm for the rear right suspension position
• Steel construction with a coated finish for corrosion resistance
• Stamped end design with rubber/steel bushings included
• Bolt-on attachment type for OE-style serviceability
• No ball joint included and no grease fitting included
• Standard replacement grade for select Toyota and Lexus applications

Detailed Description

This Dorman trailing arm, part number 528-010, is designed for rear suspension service on 2014-2024 Toyota Highlander, 2010-2022 Lexus RX350, 2018-2022 Lexus RX350L, 2010-2022 Lexus RX450h, and 2018-2022 Lexus RX450hL in the rear right position. Built from steel with a black coated finish, it uses a stamped end and includes bushings and mounting hardware for a direct-fit repair. The design supports stable rear suspension geometry, helping restore consistent alignment behavior and road feel on vehicles that rely on precise trailing arm control.

This part cross-references MOOG Chassis Products RK643154 for the same application.

What It Helps Address

• Rear suspension clunking or looseness from worn trailing arm bushings
• Uneven rear wheel tracking on Toyota Highlander and Lexus RX models
• Handling instability caused by a fatigued rear right suspension arm
• Ride quality changes from corrosion or structural wear in the original arm
• Alignment concerns related to rear suspension component wear

Installation Notes and Tips

Install this trailing arm at the rear right suspension location only on the listed applications. Verify mounting hole size, bushing orientation, and fastener condition before installation. Because this is a bolt-on replacement, proper torque procedure and a post-installation alignment check are recommended after suspension work.

Quality Assurance

Dorman designs this trailing arm as a direct replacement and subjects it to rigorous evaluation for secure performance, smooth ride control, and predictable handling. Part number 528-010 is built to meet standard replacement expectations for the specified Toyota Highlander and Lexus RX fitments.