Dorman 527-180 Lateral Arm - Rear Upper Center

Dorman 527-180 Rear Upper Center Lateral Arm

Dorman 527-180 is a steel lateral arm engineered as a standard replacement for the original equipment suspension link on select Lexus IS250 and Lexus IS350 models. It is built for the rear upper center position and uses a bolt-on attachment with integrated bushings for direct service replacement.

Key Features

• Steel construction for suspension service applications
• Standard replacement grade for OE-style fit and function
• Fits the rear upper center position on select Lexus IS250 and IS350 models
• Bolt-on attachment with two mounting holes
• Black bushings included; no ball joint included
• Control arm type: tubular
• Part number 527-180 for catalog and fitment reference

Detailed Description

This Dorman lateral arm is precision-engineered and tested to replace the original suspension arm on 2006-2014 Lexus IS250 and 2006-2014 Lexus IS350 applications in the rear upper center position. The steel body, rubber-and-steel bushing material, and tubular control arm design support consistent suspension geometry where the original arm has worn, bent, or developed bushing play. Part number 527-180 is a direct-reference replacement for service work on these Lexus rear suspension assemblies.

This part cross-references Mevotech Original Grade GS861051 and Mevotech Supreme CMS861051 for the same application.

What It Helps Address

• Rear suspension clunking from worn bushings
• Excessive rear wheel movement caused by a fatigued lateral arm
• Uneven tire wear related to rear suspension looseness
• Handling instability from a worn rear upper center link
• Alignment issues after suspension component wear

Installation Notes and Tips

Install on the rear upper center suspension location only for the listed Lexus applications. Verify mounting hole diameter, arm length, and bushing orientation before installation. Because mounting hardware is not included, reuse or source the correct fasteners as needed. A professional alignment is recommended after suspension component replacement.

Quality Assurance

Dorman states this lateral arm is precision-engineered and rigorously tested to provide a reliable replacement for the original equipment on specific vehicles. It is built as a standard replacement part for service use on the listed Lexus IS250 and Lexus IS350 models.