Sunsong 3405430 Power Steering Pressure Line Hose Assembly

Power Steering Pressure Line for Touareg

The Sunsong 3405430 power steering pressure line hose assembly is built for precise fluid transfer in select Volkswagen Touareg applications. It is engineered with the correct form, fit, and function for direct replacement service, including a built-in silencer for noise reduction on listed Touareg models.

• Power steering pressure line hose assembly for steering system fluid transfer
• Fits 2005-2006 Volkswagen Touareg, N/A
• Fits 2004 Volkswagen Touareg, N/A, from chassis 7L4022643
• Built-in silencer for noise elimination on listed applications
• Bracket included for proper routing and support
• Banjo end 1 fitting and male O-ring end 2 fitting for OE-style connection points
• CSM hose material for fluid-handling durability
• Direct replacement part number 3405430 for service and repair

Detailed Product Overview

Sunsong 3405430 is a power steering pressure line hose assembly developed for select Volkswagen Touareg models. The hose measures 37.68 in. (957 mm) in length and uses a banjo fitting at end 1 with a 16 mm fitting size, plus a male O-ring fitting at end 2 with an 18 mm fitting size. The included bracket helps maintain the intended routing, while the integrated silencer addresses noise concerns on the specified Touareg applications. This part cross-references Dorman - HELP 80726 for the same application.

Common Repair Uses

• Replacing a leaking or damaged power steering pressure hose
• Restoring steering assist after pressure-line fluid loss
• Correcting hose routing issues caused by worn brackets or line fatigue
• Addressing steering system noise on listed Touareg applications
• Servicing OE-style hydraulic connections on the power steering circuit

Installation Notes and Tips

Verify vehicle fitment by year and chassis note before installation. For 2004 Volkswagen Touareg applications, confirm chassis 7L4022643 or later as specified in the fitment data. Inspect mating surfaces, seals, and connection points before assembly, and route the hose using the included bracket to maintain proper clearance and alignment. After installation, refill and bleed the power steering system according to factory service procedures.

Quality Assurance

Sunsong manufactures automotive fluid transfer hoses and lines with a focus on exact form, fit, and function. The brand develops and produces its products in-house and emphasizes meeting or exceeding industry quality standards for replacement steering and fluid transfer components.