Arnott RH-3772 Suspension Ride Height Sensor - Rear Left

Rear Left Ride Height Sensor for GX470 and 4Runner

Arnott RH-3772 is a new OES-style rear left suspension ride height sensor for select Lexus and Toyota applications. It helps the vehicle computer monitor suspension or headlight height by sending the correct position signal from the rear left side.

Fits 2003-2009 Lexus GX470, rear left. Fits 2003-2009 Toyota 4Runner, rear left.

Key Features

• Vehicle-specific rear left ride height sensor for select Lexus GX470 and Toyota 4Runner models
• Includes a linkage arm and sensor assembly for direct replacement service
• Black female connector with triangle shape, 3 terminals, and blade-style terminals
• Standard-grade new part built for suspension height signal control
• Cross-references Lexus 8940860011 for the same application
• Arnott RH-3772 is the part number to reference for ordering and fitment verification

Detailed Description

Arnott RH-3772 is a rear left suspension ride height sensor engineered for the 2003-2009 Lexus GX470 and the 2003-2009 Toyota 4Runner. This sensor reports suspension position to the vehicle computer so the system can maintain proper ride height, and it can also support headlight leveling systems where equipped. The RH-3772 uses a single black female connector with a triangle housing, three male terminals, and one wire connection point, making it a direct-fit replacement for the original sensor location. Arnott RH-3772 is a practical replacement when the original sensor has worn out or been damaged by road debris, impact, water intrusion, or salt exposure.

Fits 2003-2009 Lexus GX470, rear left. Fits 2003-2009 Toyota 4Runner, rear left. Arnott RH-3772 is built as a new replacement part for these applications.

Common Problems This Part Can Help Solve

• Incorrect rear suspension ride height readings
• Suspension warning lights related to ride height sensor faults
• Uneven vehicle stance caused by a failed rear left sensor
• Headlight leveling issues tied to suspension position input
• Sensor damage from corrosion, water intrusion, or road debris

Installation Notes and Tips

Replace the rear left sensor at the original mounting location and verify connector orientation before installation. Inspect the linkage arm, mounting points, and surrounding suspension components for wear or corrosion before fitting the new sensor. After installation, clear any stored fault codes and confirm that ride height readings are within specification.

Quality Assurance

Arnott supplies this RH-3772 as a new OES vehicle-specific replacement built for the listed Lexus GX470 and Toyota 4Runner applications. The design follows the original sensor function and connector style for accurate signal transfer to the vehicle computer.