{"product_id":"fox-standard-rear-shock-spring-rssp0121-mtb-rear-shock-spring","title":"FOX Steel Rear Shock Coil Spring | 800 lb - in Spring Rate, 2.30\" Travel, Black Powder-Coated Steel for Fox, Marzocchi, DVO \u0026 More","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eElevate your mountain biking performance with the FOX Steel Rear Shock Coil Spring - a premium, high-performance replacement designed for durability, compatibility, and reliable shock absorption. Crafted from proprietary FOX standard steel, this spring ensures exceptional strength and longevity to handle aggressive rides on rugged trails and challenging terrains.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eMaterials \u0026amp; Construction:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eMade from high-quality, proprietary FOX steel, this coil spring offers superior durability and resilience. The ultra-durable black powder-coat finish not only provides corrosion resistance and an sleek aesthetic but also keeps the spring looking new after countless rides. The spring's 1.385\" inside diameter guarantees compatibility with FOX coil shocks and is compatible with popular brands including Marzocchi, DVO, MRP, and X-Fusion, making it a versatile upgrade or replacement part.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003ePerformance \u0026amp; Engineering:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003eDesigned with a spring rate of 800 lbs, this coil spring delivers stable and predictable rebound characteristics essential for aggressive riding and technical terrain. The 58mm (2.30\") total spring travel is optimized for shocks with a stroke between 2.00\" and 2.25\", ensuring precise support and improved ride quality. Proper pairing of this spring with shocks of less than the marked travel ensures optimal performance and prevents over-compression.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003eComponents \u0026amp; Technology:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003eFeaturing an exact fit for 35mm\/1.385\" S.H.I.S. stem clamp diameters, this spring is marked with clear, easy-to-identify specifications-including spring rate, model name, and total travel-for quick installation and maintenance. The FOX vendor part number is printed directly on the spring for streamlined identification, making it easier to select the right component for your specific setup.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003eStyle \u0026amp; Use Case:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003eBlack styling complements any mountain bike build, providing a sleek, professional look ideal for trail, enduro, and downhill riders seeking reliable shock performance. Whether replacing a worn-out spring or upgrading your current suspension setup, this coil spring enhances shock responsiveness, improves handling, and maximizes ride confidence across technical and rugged terrain.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003eInnovative \u0026amp; Differentiating Features:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003e- Proprietary FOX steel for maximum strength and durability\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003e- Compatible with multiple suspension brands (Fox, Marzocchi, DVO, MRP, X-Fusion)\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003e- Marked with precise spring rate and travel specifications for easy selection\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003e- Resistant black powder-coat finish for long-lasting good looks and corrosion protection\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003e- Designed for shocks with less travel than the marked spring travel, ensuring optimal performance\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-16\"\u003e\u003cp\u003eOptimize your mountain biking suspension with the FOX Steel Rear Shock Coil Spring - engineered for strength, compatibility, and peak riding performance.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-17\"\u003e\u003cp\u003eUpgrade your suspension setup today and experience the confidence and control that come from riding with premium components designed to perform in the most demanding trail conditions.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-18\"\u003e\u003cp\u003e---\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-19\"\u003e\u003cp\u003eKeywords: FOX steel coil spring, rear shock coil spring, mountain bike suspension, 800 lb spring, bike shock spring, compatibility, durable steel spring, trail, enduro, downhill, black powder coat, shock upgrade, bike maintenance\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003eHigh-strength construction from proprietary Fox standard steel ensures reliable performance and durability under demanding riding conditions. \u003c\/li\u003e\n\u003cli\u003eDesigned with a 35mm inside diameter compatibility, this coil spring fits Fox, Marzocchi, DVO, MRP, and X-Fusion shock absorbers, providing versatile and wide-ranging application options. \u003c\/li\u003e\n\u003cli\u003eEngineered with a spring rate of 800 lbs and a total travel length of 2.3 inches, this spring delivers optimal support and responsiveness for aggressive trail riding, enduro, or downhill disciplines. \u003c\/li\u003e\n\u003cli\u003eFeaturing a sleek, black powder-coat finish, this coil spring offers corrosion resistance and stylish aesthetics that complement modern mountain bike setups. \u003c\/li\u003e\n\u003cli\u003eThe spring's markings and Fox vendor part number enhance identification for easy installation, fitment, and replacement, ensuring a seamless upgrade for your suspension system.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"FOX","offers":[{"title":"Default Title","offer_id":42735503867971,"sku":"RSSP0121","price":45.47,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/RS1011_70a1c800-2a63-4a37-9ee7-2be71350d143.jpg?v=1779349847","url":"https:\/\/365cycles.com\/products\/fox-standard-rear-shock-spring-rssp0121-mtb-rear-shock-spring","provider":"365 Cycles","version":"1.0","type":"link"}