{"product_id":"rancho-rs55379-shock-absorber","title":"Rancho RS55379 Shock Absorber - Rear","description":"\u003ch2\u003eOverview of Rancho RS5000X Suspension Shock Absorber\u003c\/h2\u003e\u003cp\u003eThe Rancho RS5000X Suspension Shock Absorber (Part Number RS55379) is engineered for heavy-duty trucks like the Chevrolet Silverado 2500 HD and 3500 HD, as well as the GMC Sierra 2500 HD and 3500 HD. Designed to provide reliable damping performance, this shock absorber supports enhanced vehicle control and ride comfort under demanding conditions.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompressed length: 16 inches\u003c\/li\u003e\n\u003cli\u003eExtended length: 25.28 inches\u003c\/li\u003e\n\u003cli\u003eTravel length: 9.28 inches\u003c\/li\u003e\n\u003cli\u003eIncludes dust shield for added protection\u003c\/li\u003e\n\u003cli\u003eExtended bumper stop included\u003c\/li\u003e\n\u003cli\u003eLower and upper mounting: Loop bushing \u0026amp; sleeve mount (9\/16\" sleeve ID x 1.5\/8\" sleeve OAL)\u003c\/li\u003e\n\u003cli\u003eReserve tube diameter: 2.074 inches\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eRS5000X Product Line Features\u003c\/h2\u003e\u003cp\u003eThe RS5000X line from Rancho is designed to deliver consistent performance for trucks requiring durable suspension components. This product line focuses on providing extended travel and robust construction to handle heavy loads and rough terrain. The RS55379 shock absorber benefits from these design principles, offering a balance of comfort and control for Chevrolet and GMC heavy-duty pickups.\u003c\/p\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Rancho RS55379 shock absorber features a compressed length of 16 inches and an extended length of 25.28 inches, allowing for a travel length of 9.28 inches. This range supports effective suspension articulation and helps maintain tire contact with the road or trail surface. The inclusion of a dust shield protects internal components from debris, extending the service life of the shock. An extended bumper stop is incorporated to prevent damage during full compression. Both the upper and lower mounts utilize loop bushing and sleeve mounts with precise dimensions (9\/16\" sleeve ID x 1.5\/8\" sleeve OAL), ensuring secure and stable installation on compatible Chevrolet Silverado and GMC Sierra models.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Solving\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eImproves ride quality on rough or uneven terrain\u003c\/li\u003e\n\u003cli\u003eReduces suspension bottoming and harsh impacts\u003c\/li\u003e\n\u003cli\u003eEnhances vehicle stability under heavy load conditions\u003c\/li\u003e\n\u003cli\u003eReplaces worn or damaged factory shocks on Silverado 2500 HD and 3500 HD\u003c\/li\u003e\n\u003cli\u003eRestores proper suspension travel and damping performance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eInstallation of the Rancho RS55379 shock absorber requires matching the upper and lower mounting codes (Ls47) to the vehicle’s suspension points. Ensure the loop bushing and sleeve mounts are properly aligned and secured to prevent premature wear. The dust shield should be inspected during installation to confirm it is intact and positioned correctly. No additional parts pack is included, so verify that all necessary hardware is available before beginning installation.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eRancho RS5000X shocks are manufactured to meet OEM standards for durability and performance. The RS55379 shock absorber undergoes quality control testing to ensure consistent damping characteristics and structural integrity. While specific warranty details are not provided here, Rancho typically offers limited warranties on their suspension components. Consult Rancho or the product documentation for exact warranty terms.\u003c\/p\u003e","brand":"Rancho","offers":[{"title":"Default Title","offer_id":45143972905141,"sku":"BCKM-RS55379","price":75.4,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/TS_RS55379_Fro.jpg?v=1775101236","url":"https:\/\/www.partcatalog.com\/products\/rancho-rs55379-shock-absorber","provider":"PartCatalog","version":"1.0","type":"link"}