Mevotech GS861231 Lateral Arm - Rear Upper

Rear Upper Lateral Arm for OE-Style Suspension Repair

Restore rear suspension geometry with this Mevotech lateral arm, part number GS861231. It is a non-adjustable, 13.5-inch rear upper arm built for OE-style replacement on select Toyota, Lexus, and Scion applications.

Compatible with 2017-2018 Toyota Corolla iM, 2011-2017 Lexus CT200h, 2016 Scion iM, 2011-2016 Scion tC, and 2010-2012 Lexus HS250h, this rear upper lateral arm supports accurate suspension location and consistent handling response.

Key Features

• Mevotech GS861231 rear upper lateral arm
• 13.5-inch length for the specified suspension position
• Non-adjustable design for direct replacement use
• Ball joint not included
• OE-style replacement for rear suspension service
• Fits Toyota Corolla iM, Lexus CT200h, Scion iM, Scion tC, and Lexus HS250h applications

Detailed Description

The Mevotech GS861231 is a rear upper lateral arm used to restore suspension alignment and control at the rear of the vehicle. Its fixed-length, non-adjustable construction matches the original suspension layout for the listed Toyota, Lexus, and Scion models. This part number GS861231 is a practical choice when replacing a worn or damaged rear upper arm on a Toyota Corolla iM, Lexus CT200h, Scion iM, Scion tC, or Lexus HS250h.

This part cross-references Delphi TC6849 and Dorman - OE Solutions 526-881 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 issues
• Clunking or shifting from degraded rear suspension components
• Imprecise rear-end tracking during acceleration and cornering
• OE ride and handling concerns after suspension wear

Installation Notes and Tips

Verify rear upper position fitment before installation. Because the arm is non-adjustable and does not include a ball joint, inspect related bushings, fasteners, and adjoining suspension parts during service. After installation, perform a wheel alignment to confirm rear suspension geometry is within specification.

Quality Assurance

Mevotech suspension components are built for OE-style replacement service and application-specific fitment. Confirm the part number GS861231 against the vehicle’s rear upper suspension position before ordering.