Atlantic Automotive Enterprises 3578 Rack and Pinion Assembly

Remanufactured Steering Rack for Sienna

Atlantic Automotive Enterprises 3578 is a remanufactured hydraulic power steering rack and pinion complete unit for select 2004-2010 Toyota Sienna applications. It is built for direct replacement service with application-specific fitment, inner tie rods, and new bellows secured by OE stainless steel clamps.

The AAE remanufactured rack and pinion line focuses on OE-style restoration using quality components, hydraulic testing, and a durable painted finish. For Toyota Sienna steering repair, part number 3578 provides a complete rack assembly solution for restoring steering response and hydraulic performance.

Key Features

• Remanufactured hydraulic power steering rack and pinion assembly
• Includes inner tie rods and new bellows with OE stainless steel clamps
• 100% hydraulically tested for pressure and flow
• Built with OE-grade, high-temperature seals and O-rings
• Electrostatically painted with automotive-grade coating for corrosion resistance
• Application-specific design for select Toyota Sienna models

Product Details

Atlantic Automotive Enterprises remanufactures this rack and pinion unit in the USA using OE components as part of a certified quality process. Each unit is inspected and tested before release, then finished with automotive-grade electrostatic paint to help protect the housing in daily driving conditions. Part number 3578 is a direct-fit steering rack assembly for 2004-2010 Toyota Sienna vehicles, and it is also referenced for Toyota OE numbers 4425008030, 4425008040, and 4425008041.

This remanufactured rack and pinion is intended for drivers and repair shops replacing worn steering gear on a Toyota Sienna with symptoms tied to hydraulic steering wear. It is a practical choice when the original rack shows internal leakage, steering looseness, or damaged bellows. Fits 2004-2010 Toyota Sienna, N/A.

Common Steering Problems It Can Address

• Hydraulic fluid leakage from the steering rack
• Excessive steering play or vague on-center feel
• Noise or roughness during steering input
• Damaged bellows that allow dirt and debris into the rack
• Reduced steering assist from worn internal seals or components

Installation Notes

Before installation, flush and refill the steering system with OE-approved power steering fluid to support long service life and proper operation. Inspect related steering components, align the front end after installation, and verify that the hydraulic system is clean before returning the vehicle to service. Fits 2004-2010 Toyota Sienna, N/A.

Quality Assurance

AAE remanufactures this steering rack in the USA and subjects each unit to thorough inspection and testing. The assembly is 100% tested to strict industry standards and carries a 24-month/24,000-mile warranty. Part number 3578 is built for consistent hydraulic performance and OE-style fitment on select Toyota Sienna models.