Cardone 96-5143 Power Steering Pump

Power Steering Pump for Lexus LS400

The Cardone 96-5143 power steering pump is a new replacement unit engineered for OE-style fit and performance. It is built for 1998-2000 Lexus LS400 applications and uses premium high-temperature seals to support reliable steering operation under demanding driving conditions.

Cardone’s Power Steering Pump line focuses on accurate fitment, tested performance, and durability. This pump is designed with precise bushing alignment to help reduce shaft and seal wear, along with noise and vibration during operation.

Key Features

• Meets or exceeds original equipment performance targets
• Premium high-temperature seals for added durability
• Precise bushing alignment helps reduce noise and vibration
• Computer load tested for real-world operating conditions
• Aluminum housing with remote reservoir design
• O-ring hose port type, threaded outlet, and hose barb inlet

Detailed Description

Built for Lexus LS400 steering systems, Cardone 96-5143 is a new power steering pump that follows the original design intent while using updated manufacturing and testing methods. The pump includes a hydraulic pump, instruction sheet, and sealing kit, and it is supplied without a reservoir or pulley. It is a direct replacement for Lexus part number 4432050030 and is intended for 1998, 1999, and 2000 Lexus LS400 models.

This part cross-references Lexus 4432050030 for the same application. If you are searching for a 1998-2000 Lexus LS400 power steering pump replacement, Cardone 96-5143 provides the correct fitment details and OE-style construction for service work on the steering system.

What It Helps Address

• Hard steering caused by a worn or failing pump
• Whining noise from the power steering system
• Loss of assist at lower engine speeds
• Steering performance issues after pump replacement when contamination remains in the system
• Seal leakage related to age and fluid breakdown

Installation Notes and Tips

Fits 1998-2000 Lexus LS400, N/A. Reservoir not included; in-line filter and seal kit included; always install filter, use OE fluid, and flush system for warranty. Before installation, inspect the steering unit and related components for binding, contamination, or pulley damage. If the original pulley fit is loose, verify shaft condition and replace the pulley if needed. Follow the vehicle manufacturer’s fluid change interval and use clean, correct-specification power steering fluid.

Quality Assurance

Cardone engineers reverse-engineer and test its new power steering pumps to match original fit and function. Each unit is computer load tested and built with premium seals to support dependable operation in service.