Sunsong 3404947 Power Steering Return Line Hose Assembly - From Gear

Sunsong 3404947 Power Steering Return Hose

The Sunsong 3404947 power steering return line hose assembly is built for low-pressure, high-temperature return-side service and is engineered for exact fit on select Chevrolet, GMC, and Tahoe/Yukon applications. It is a direct replacement for worn or leaking return hose assemblies on 1999-2000 Silverado 1500, Silverado 2500, Sierra 1500, Sierra 2500, Tahoe, and Yukon models.

• Max working pressure of 250 psi for return-line operation
• CSM hose material for durability in steering system service
• 31.9 in. overall length for application-specific routing
• 16 mm male end fitting
• Precision-engineered replacement for the original hose path
• Built for corrosion resistance in humidity, road salt, water, and grime exposure

Built for OE-Style Steering Return Service

This power steering return line hose assembly is manufactured with high-grade steel tubing and an electroplated zinc coating to help resist rust and corrosion in demanding underbody conditions. Sunsong 3404947 is made to restore the return-side steering circuit on 1999-2000 Chevrolet Silverado 1500, 1999-2000 Chevrolet Silverado 2500, 2000 Chevrolet Tahoe, 1999-2000 GMC Sierra 1500, 1999-2000 GMC Sierra 2500, and 2000 GMC Yukon applications. This part cross-references Gates 352746 for the same application.

Common Problems This Part Addresses

• Power steering fluid seepage from a cracked or aged return hose
• Soft, swollen, or deteriorated hose material from heat exposure
• Corrosion on steel tubing and fittings
• Noise or inconsistent steering assist caused by fluid loss
• Routing issues from a hose that no longer matches the original path

Installation Notes and Fitment

Compatible With 1999-2000 Chevrolet Silverado 1500, From Gear; 1999-2000 Chevrolet Silverado 2500, From Gear; 2000 Chevrolet Tahoe, From Gear; 1999-2000 GMC Sierra 1500, From Gear; 1999-2000 GMC Sierra 2500, From Gear; and 2000 GMC Yukon, From Gear. One 2000 Chevrolet Tahoe application notes that no cooler is required. Verify the 16 mm male end fitting and 31.9 in. length against the original hose before installation. This part number is 3404947.

Quality Assurance

Sunsong manufactures this return hose assembly to exceed original equipment performance standards for return-side steering service. The zinc-coated steel tubing and application-specific engineering support consistent fitment and corrosion resistance in harsh driving environments. Part number 3404947 is designed as a direct replacement for the original hose assembly on the listed vehicles.