{"product_id":"progressive-444-shocks-harley-davidson-17","title":"Progressive 444 Shocks — Harley-Davidson","description":"\u003cp\u003eProgressive 444 Series shocks for Harley-Davidson, engineered with Frequency Sensing Technology (FST) that dynamically adjusts damping in real time to soak up both small and large bumps. Hand-adjustable preload and progressive-rate spring provide a comfortable, tunable ride without special tools.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eFrequency Sensing Technology (FST) automatically adjusts damping based on bump frequency\u003c\/li\u003e\n  \u003cli\u003eProgressive-rate spring for smooth compliance\u003c\/li\u003e\n  \u003cli\u003eHand-adjustable preload — no tools required\u003c\/li\u003e\n  \u003cli\u003eDeflective disc valving\u003c\/li\u003e\n  \u003cli\u003eAvailable in standard or heavy-duty spring rates\u003c\/li\u003e\n  \u003cli\u003eBlack or chrome finish options\u003c\/li\u003e\n  \u003cli\u003eMade in USA with Limited Lifetime Warranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Progressive\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e 444-4020C\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 8.7 lb per shock\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Suspension \/ Shocks and Struts\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWARNING:\u003c\/strong\u003e Cancer and Reproductive Harm — California Prop 65. www.P65Warnings.ca.gov\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eFits Harley-Davidson models. Confirm your model year and chassis type with Progressive or your dealer to ensure correct configuration (standard or heavy-duty rate).\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat is Frequency Sensing Technology (FST)?\u003c\/h3\u003e\n\u003cp\u003eFST senses bump frequency and automatically adjusts damping in real time — small bumps get a different response than large ones for a more comfortable ride overall.\u003c\/p\u003e\n\u003ch3\u003eDo I need special tools to adjust preload?\u003c\/h3\u003e\n\u003cp\u003eNo — preload adjusts by hand using the threaded cap on top of each shock. Simply twist to tune spring stiffness.\u003c\/p\u003e\n\u003ch3\u003eWhat spring rate options come with the 444?\u003c\/h3\u003e\n\u003cp\u003eProgressive offers 444 shocks in standard or heavy-duty spring rates. Choose based on your riding style and load (passenger, luggage, etc.).\u003c\/p\u003e\n\u003ch3\u003eAre these made in the USA?\u003c\/h3\u003e\n\u003cp\u003eYes — Progressive 444 shocks are manufactured in the USA and backed by a Limited Lifetime Warranty.\u003c\/p\u003e\n\u003ch3\u003eCan I adjust these mid-ride?\u003c\/h3\u003e\n\u003cp\u003ePreload adjustment requires stopping, but FST damping adjusts automatically as you ride without any rider input.\u003c\/p\u003e\n\u003ch2\u003eCalifornia Proposition 65 Warning\u003c\/h2\u003e\n\u003cp style=\"font-size:11px;color:#888;\"\u003e\u003cstrong\u003eWARNING:\u003c\/strong\u003e Cancer and Reproductive Harm — California Prop 65 (Y). www.P65Warnings.ca.gov\u003c\/p\u003e","brand":"Progressive","offers":[{"title":"Default Title","offer_id":53040154050671,"sku":"T14-630140","price":860.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/6734\/6543\/files\/output_113b953a-5560-48ec-8759-20b224693808.png?v=1779565656","url":"https:\/\/vtwinbikers.com\/products\/progressive-444-shocks-harley-davidson-17","provider":"Vtwinbikers","version":"1.0","type":"link"}