{"product_id":"sprindex-downhill-rear-shock-spring-rssp0036-mtb-rear-shock-spring","title":"Sprindex Adjustable DH Coil Spring 340-370 lbs, 75mm Stroke, Lightweight High-Tensile Steel, Customizable Spring Rate for Downhill MTB Shock Compatibility","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eOptimize your downhill mountain biking experience with the Sprindex Adjustable Weight Rear Coil Spring - the ultimate solution for precise shock tuning, durability, and performance. Designed specifically for downhill (DH) riders, this innovative coil spring offers unparalleled adjustability and lightweight construction, making it an essential upgrade for serious bikers seeking smooth, responsive rides on the toughest trails.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eMaterials \u0026amp; Engineering Excellence\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eConstructed from super high tensile spring steel, the Sprindex coil spring combines strength and weight savings. Its high-strength steel formulation ensures reliable performance under extreme stress, while reducing coil mass compared to traditional springs. This durable material guarantees longevity and maintains optimal performance throughout demanding downhill sessions, race after race.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003ePerformance \u0026amp; Adjustable Technology\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003eFeaturing an adjustable spring rate ranging from 340 to 370 lbs, this coil allows riders to customize stiffness without changing preload, thanks to its adjustable length of effective coils. The included five Delrin performance adapters facilitate seamless compatibility with various shock models and sizes, ensuring optimal spinning action during compression and minimizing friction. The design ensures consistent, predictable performance with a linear rate through the first 80% of stroke, complemented by a progressive rate in the last 20% to effectively soften bottom-out impacts and enhance control.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003eComponents \u0026amp; Compatibility\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003eThe 160mm spring length (approximately 6.3 inches) and 75mm (3 inches) stroke are tailored for downhill shocks, providing the perfect fit for your suspension setup. The adjustable base spring rate is manipulated by adjusting coil length, allowing for precise tuning depending on terrain and riding style. The set includes the coil spring, adjuster, and adapters, ensuring compatibility with a wide variety of shock models for versatile use.\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\u003eDesigned for downhill, enduro, and gravity-focused riding, the Sprindex coil enhances your bike's suspension system by offering customizable firmness and improved shock responsiveness. Its sleek black finish not only looks professional but is built to withstand harsh environmental conditions, making it ideal for aggressive terrain navigation, setting new personal records, or competitive racing.\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- Fine-tune your suspension with adjustable spring rate without altering preload or coil length\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003e- Uses lightweight, high-tensile steel for exceptional strength-to-weight ratio\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003e- Includes multiple adapters for diverse shock compatibility\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003e- Designed to behave like a regular coil with a consistent spring rate after adjustments, ensuring predictable performance\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003e- Progressive damping in the last 20% of stroke for better bottom-out control\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-16\"\u003e\u003cp\u003eEnhance Your Downhill Setup Today\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-17\"\u003e\u003cp\u003eUpgrade to the Sprindex Adjustable Weight Rear Coil Spring and experience precise suspension tuning, improved ride quality, and increased durability. Whether competing in downhill racing or tackling rugged trails, this spring gives you the confidence to ride faster, smoother, and more confidently on every descent. Elevate your bike's performance now with this innovative, high-performance coil spring built for adrenaline-fueled downhill adventures.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003eHigh-Performance Adjustable Coil Spring for Downhill Mountain Biking, rated at 340-370 lbs, designed for 75mm (3\") stroke, providing precise tuning for aggressive DH rides. \u003c\/li\u003e\n\u003cli\u003eConstructed from super high tensile spring steel, this coil spring offers exceptional strength, durability, and reduced weight compared to traditional springs, ensuring reliable performance on demanding trails. \u003c\/li\u003e\n\u003cli\u003eFeaturing an innovative adjustable spring rate mechanism that allows you to fine-tune your suspension by changing the effective coil length, maintaining consistent preload without altering coil length or compression behavior. \u003c\/li\u003e\n\u003cli\u003eIncludes versatile Delrin adapters for compatibility with a wide range of shock sizes and setups, enabling easy customization and optimized fitment across different downhill suspension systems. \u003c\/li\u003e\n\u003cli\u003eEngineered for smooth bottom-out control, with a linear rate for the initial 80% of stroke and a progressive rate in the final 20%, enhancing ride comfort and preventing harsh impacts during aggressive descents.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Sprindex","offers":[{"title":"Default Title","offer_id":42207827230787,"sku":"RSSP0036","price":151.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/942535-10_2.jpg?v=1770798519","url":"https:\/\/365cycles.com\/products\/sprindex-downhill-rear-shock-spring-rssp0036-mtb-rear-shock-spring","provider":"365 Cycles","version":"1.0","type":"link"}