Mevotech CMS861143 Lateral Arm - Rear Right Upper

Rear Right Upper Lateral Arm for GX470 and 4Runner

Mevotech CMS861143 is a steel tube lateral arm for the rear right upper suspension position. It uses natural rubber bushings and a corrosion-resistant finish to support stable rear suspension geometry on select Lexus GX470 and Toyota 4Runner applications.

Key Features

• Steel tube construction for strength and consistent suspension support
• Natural rubber bushings included for OE-style ride isolation
• Corrosion-resistant black finish for added protection
• Fixed-length design with a 14.7-inch overall length
• Fits the rear right upper position on confirmed applications
• Cross-references Dorman OE Solutions 524-574 and MOOG RK643096 for the same application

Detailed Description

This Mevotech lateral arm, part number CMS861143, is built for the rear right upper suspension location on 2003-2009 Lexus GX470 and 2003-2009 Toyota 4Runner models. The steel tube body provides a rigid replacement structure, while the included natural rubber bushings help maintain suspension articulation and reduce harshness. The black corrosion-resistant finish adds protection in underbody environments where moisture and road debris are common. For buyers searching for a rear right upper lateral arm for Lexus GX470 or Toyota 4Runner, CMS861143 offers a direct-fit suspension replacement for the listed vehicles.

What It Helps Address

• Rear suspension looseness or play at the upper lateral arm location
• Clunking or knocking noises from worn bushings
• Uneven rear suspension alignment caused by worn linkage components
• Corrosion-related deterioration of the original arm
• Restoring rear axle location on 2003-2009 Lexus GX470 and Toyota 4Runner models

Installation Notes and Tips

Fits 2003-2009 Lexus GX470, rear right upper. Fits 2003-2009 Toyota 4Runner, rear right upper. Confirm the suspension position before installation, since this arm is not adjustable and is specific to the rear right upper location. Inspect adjacent bushings and mounting points for wear before final assembly. Part number CMS861143 should be matched to the vehicle application and position listed above.

Quality Assurance

Mevotech manufactures suspension components for OE-style replacement applications, and CMS861143 is built with steel construction, included bushings, and a corrosion-resistant finish for consistent service in the listed fitments.