Mevotech GS861050 Lateral Arm - Rear Lower Forward

Rear Lower Forward Lateral Arm for Lexus

Restore rear suspension geometry with this Mevotech lateral arm, part number GS861050. It is a direct-fit OE replacement for the rear lower forward position on select Lexus GS, IS, and IS F models, with a fixed 15.0-inch length and no adjustable design.

Built for applications where precise rear suspension location matters, this arm helps maintain consistent alignment and handling response on Lexus GS300, GS350, GS430, GS450h, GS460, IS250, IS300, IS350, and IS F vehicles.

Key Features

• Mevotech GS861050 rear lateral arm for the rear lower forward suspension position
• 15.0-inch length for OE-style suspension geometry
• No ball joint included
• Non-adjustable design for direct replacement use
• Fits select 1998-2013 Lexus GS, IS, and IS F models

Fitment and Application

Compatible with rear lower forward suspension applications on select Lexus vehicles. Fits 2006-2013 Lexus IS250, rear lower forward. Fits 2006-2013 Lexus IS350, rear lower forward. Fits 2007-2011 Lexus GS350, rear lower forward. Fits 2007-2011 Lexus GS450h, rear lower forward. Fits 2008-2011 Lexus GS460, rear lower forward. Fits 2008-2010 Lexus IS F, rear lower forward. Fits 2004-2007 Lexus GS430, rear lower forward. Fits 1998-2006 Lexus GS300, rear lower forward. Fits 2001-2005 Lexus IS300, rear lower forward. Fits 1998-2000 Lexus GS400, rear lower forward.

This part cross-references Dorman - OE Solutions 524-280 for the same application.

What This Part Helps Address

• Rear suspension looseness from a worn lateral arm
• Uneven rear tire wear caused by suspension geometry changes
• Clunking or shifting from worn rear suspension links
• Imprecise rear-end tracking during acceleration and cornering
• Alignment instability after suspension wear

Installation Notes and Tips

Verify the rear lower forward position before installation and compare the original arm length to confirm application. Because this arm is not adjustable and does not include a ball joint, reuse or replace related hardware and adjoining suspension components as needed during service. A professional alignment is recommended after installation on Lexus GS300, GS350, GS430, GS450h, GS460, IS250, IS300, IS350, and IS F models.

Quality Assurance

Mevotech GS861050 is an OE replacement suspension arm built for the specified Lexus rear lower forward applications. It is engineered to restore original suspension location and handling characteristics for the listed vehicles.