{"product_id":"rancho-rs551804-suspension-strut-and-coil-spring-assembly-front","title":"Rancho RS551804 Suspension Strut and Coil Spring Assembly - Front","description":"\u003ch2\u003eRancho RS5000X Loaded Strut for F-150\u003c\/h2\u003e\u003cp\u003eThe Rancho RS551804 is a complete front suspension strut and coil spring assembly for 2009-2013 Ford F-150 models. It restores factory ride height while improving on-road control and off-road response with Rancho Cross Tuned technology.\u003c\/p\u003e\u003cp\u003eBuilt as an all-in-one front strut solution, this assembly simplifies replacement on late-model trucks and SUVs by combining the key suspension components into one unit. The Rancho RS551804 is engineered and ride tested to meet durability requirements for daily driving and demanding terrain.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eComplete front strut and coil spring assembly\u003c\/li\u003e\n\u003cli\u003eRestores factory ride height on 2009-2013 Ford F-150 applications\u003c\/li\u003e\n\u003cli\u003eCross Tuned technology for balanced on-road and off-road handling\u003c\/li\u003e\n\u003cli\u003eGas charged design for consistent damping response\u003c\/li\u003e\n\u003cli\u003ePerformance-grade suspension component\u003c\/li\u003e\n\u003cli\u003eMounting hardware included\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Overview\u003c\/h2\u003e\u003cp\u003eThe Rancho RS551804 is a direct-fit suspension strut and coil spring assembly for the front position on the Ford F-150. It is built for drivers who want a replacement that addresses ride height, steering feel, and suspension control in one service part. The RS551804 part number is commonly searched for front suspension repair on 2009-2013 Ford F-150 trucks, and it is also referenced as RS551804 in catalog listings.\u003c\/p\u003e\u003cp\u003eThis assembly uses Rancho’s Cross Tuned design to help deliver controlled handling on pavement and improved stability when the truck is used off-road. It is a practical choice for front-end suspension service where the original strut assembly has worn, lost ride quality, or no longer maintains proper stance. This part cross-references Monroe Shocks \u0026amp; Struts (e.g., 153030, 171141) for the same application.\u003c\/p\u003e\u003ch2\u003eCommon Problems This Part Can Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFront-end sag or loss of factory ride height\u003c\/li\u003e\n\u003cli\u003eExcessive bounce, harshness, or reduced damping control\u003c\/li\u003e\n\u003cli\u003eWorn strut assembly causing unstable steering feel\u003c\/li\u003e\n\u003cli\u003eNoisy or tired front suspension components\u003c\/li\u003e\n\u003cli\u003eUneven ride quality during highway and off-road driving\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eFits 2009-2013 Ford F-150, front. Verify the vehicle’s front suspension configuration before installation and compare the original assembly dimensions to the RS551804 specifications, including extended length, compressed length, and travel. Because this is a complete strut assembly, it can reduce the number of separate components needed during front suspension replacement.\u003c\/p\u003e\u003cp\u003eFor best results, inspect related front suspension parts such as mounts, control arm bushings, and alignment settings during installation. A professional alignment is recommended after replacing front struts on a Ford F-150.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eRancho engineers and ride tests this RS5000X Loaded strut assembly to strict durability requirements for front suspension use. The RS551804 is designed as a gas-charged performance-grade replacement for late-model truck applications.\u003c\/p\u003e","brand":"Rancho","offers":[{"title":"Default Title","offer_id":52865133936821,"sku":"BCKM-RS551804","price":262.94,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/TS_RS551804_Fro.jpg?v=1785048437","url":"https:\/\/www.partcatalog.com\/products\/rancho-rs551804-suspension-strut-and-coil-spring-assembly-front","provider":"PartCatalog","version":"1.0","type":"link"}