Cardone 3R-111 Power Steering Reservoir

Power Steering Reservoir for Toyota and Lexus

The Cardone Power Steering Reservoir, part number 3R-111, is a new remote-mounted reservoir built to replace a clogged or cracked original unit. It follows OE design for proper fit and function, includes the reservoir cap, and is 100% tested for leak-free performance.

Key Features

• Fits remote-mounted power steering reservoir applications
• Designed to match OE fit, function, and performance
• Manufactured from OE-grade plastic for strength and durability
• 100% tested to help ensure leak-free operation
• Includes reservoir cap and mounting bracket
• Resistant to cracking from engine compartment heat
• Integrated filter designs maintain OE-level filtration efficiency

Product Details

Cardone Power Steering Reservoir 3R-111 is a direct replacement for vehicles that use a remote reservoir in the power steering system. It is built for 2003-2009 Lexus GX470, 2003-2009 Toyota 4Runner, and 2007-2009 Toyota FJ Cruiser applications. This part cross-references Toyota and Lexus OE part number 4436035170 for the same application. For buyers searching for a Toyota 4Runner power steering reservoir replacement or a Lexus GX470 remote reservoir, this unit is made to restore proper fluid storage and system operation.

Common Problems This Part Can Address

• Power steering fluid leaks from a cracked reservoir body
• Noise caused by restricted fluid flow through a clogged reservoir
• Foaming fluid from air trapped in the steering system
• Loss of steering assist related to contaminated or restricted fluid circulation
• Heat-related deterioration of the original plastic reservoir

Installation Notes and Tips

Depending on the vehicle, the reservoir may be mounted on the firewall, inner fender, or near the power steering pump. Inspect the return and outlet hoses for cracking, debris, or internal breakdown before installation, and bleed air from the system after service to reduce foaming and cavitation. For Toyota 4Runner, Lexus GX470, and Toyota FJ Cruiser power steering reservoir replacement jobs, verify hose condition and fluid quality during diagnosis.

Quality Assurance

Cardone states that each reservoir is 100% tested to confirm proper fit and function. The design follows OE specifications and uses OE-grade materials to support consistent performance in the power steering system.