{"product_id":"sunsong-3401578-power-steering-pressure-line-hose-assembly","title":"Sunsong 3401578 Power Steering Pressure Line Hose Assembly","description":"\u003ch2\u003eSunsong 3401578 Power Steering Pressure Hose\u003c\/h2\u003e\u003cp\u003eThe Sunsong 3401578 power steering pressure line hose assembly is built for direct replacement on select Chevrolet Express and GMC Savana vans. It is engineered to handle high steering-system pressure while maintaining a precise OE-style fit for dependable fluid transfer.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMax working pressure: 1,500 psi\u003c\/li\u003e\n\u003cli\u003eBurst pressure rating: 8,700 psi\u003c\/li\u003e\n\u003cli\u003eTensile strength: 1,600 lb\u003c\/li\u003e\n\u003cli\u003eHigh-grade steel tubing with zinc electroplating for corrosion resistance\u003c\/li\u003e\n\u003cli\u003ePrecision-engineered hose assembly for exact fit\u003c\/li\u003e\n\u003cli\u003eMale O-ring fittings: 16 mm end 1 and 18 mm end 2\u003c\/li\u003e\n\u003cli\u003e45.5 in. overall length\u003c\/li\u003e\n\u003cli\u003eCSM hose material\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFitment Details\u003c\/h2\u003e\u003cp\u003eCompatible with 1997-1998 Chevrolet Express 1500, N\/A; 1997-1998 Chevrolet Express 2500, N\/A; 1997-1998 GMC Savana 1500, N\/A; and 1997-1998 GMC Savana 2500, N\/A. For Chevrolet Express 1500 and Chevrolet Express 2500 applications, exclude vehicles equipped with Hydroboost.\u003c\/p\u003e\u003cp\u003eThis part cross-references Gates 365620 for the same application.\u003c\/p\u003e\u003ch2\u003eBuilt for Steering System Performance\u003c\/h2\u003e\u003cp\u003eAs a pressure hose assembly, this part routes power steering fluid between system components under demanding operating conditions. The Sunsong 3401578 is made to restore proper hydraulic flow on Chevrolet Express and GMC Savana vans while resisting corrosion from humidity, road salt, water, and grime. Its steel tubing, zinc coating, and precision fit help support long-term service in daily-use vehicles.\u003c\/p\u003e\u003ch2\u003eCommon Problems This Part Can Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003ePower steering fluid leaks from a worn or damaged pressure line\u003c\/li\u003e\n\u003cli\u003eLoss of steering assist caused by pressure loss in the hydraulic circuit\u003c\/li\u003e\n\u003cli\u003eCorrosion-related hose failure on high-mileage vans\u003c\/li\u003e\n\u003cli\u003eNoise or erratic steering feel linked to restricted fluid transfer\u003c\/li\u003e\n\u003cli\u003eFitment issues when replacing a deteriorated OE-style hose assembly\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify end fitting sizes, hose length, and routing before installation. Confirm the vehicle is not equipped with Hydroboost on 1997-1998 Chevrolet Express 1500 and Express 2500 models. Inspect mating seals, brackets, and surrounding steering components for wear before completing the repair. Proper routing and secure connection at both male O-ring ends are important for leak-free operation.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eEach Sunsong pressure hose is high-pressure tested before it leaves the factory to help ensure consistent performance and trouble-free installation. The 3401578 is engineered to meet or exceed original equipment performance standards for pressure capacity and durability.\u003c\/p\u003e","brand":"Sunsong","offers":[{"title":"Default Title","offer_id":52844885180597,"sku":"FTTD-3401578","price":33.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/S5_3401578_Fro.jpg?v=1784786413","url":"https:\/\/www.partcatalog.com\/products\/sunsong-3401578-power-steering-pressure-line-hose-assembly","provider":"PartCatalog","version":"1.0","type":"link"}