{"product_id":"progressive-444-shocks-harley-davidson-11","title":"Progressive 444 Shocks — Harley-Davidson","description":"\u003cp\u003eProgressive 444 Series shocks use patented Frequency Sensing Technology (FST) to dynamically adjust damping in real time as you ride, absorbing both small and large bumps with a single setting. Hand-adjustable preload, progressive rate spring, and made in the USA with a limited lifetime warranty.\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\u003c\/li\u003e\n  \u003cli\u003eDeflective disc valving\u003c\/li\u003e\n  \u003cli\u003eHand-adjustable spring preload — no tools required\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\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 444-4051C\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 6 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\u003eWarranty:\u003c\/strong\u003e Limited Lifetime\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eFits Harley-Davidson models. Verify application with Progressive's fitment chart or contact support for your specific year and model.\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 automatically senses bump frequency and adjusts damping in real time — small bumps get soft damping, big hits get firm support without manual adjustment.\u003c\/p\u003e\n\u003ch3\u003eCan I adjust the preload myself?\u003c\/h3\u003e\n\u003cp\u003eYes. The top-mount preload adjuster twists by hand — no special tools needed. Start with factory settings and fine-tune for load and preference.\u003c\/p\u003e\n\u003ch3\u003eDo these come in different spring rates?\u003c\/h3\u003e\n\u003cp\u003eYes — available in standard or heavy duty spring rates depending on rider weight and intended load.\u003c\/p\u003e\n\u003ch3\u003eAre these shocks street legal?\u003c\/h3\u003e\n\u003cp\u003eYes. These shocks are DOT-compliant for street use and carry a limited lifetime warranty.\u003c\/p\u003e\n\u003ch3\u003eDo I need a special tool to install these?\u003c\/h3\u003e\n\u003cp\u003eInstallation requires basic suspension tools. Consult your Harley service manual or have a shop install them for proper alignment and safety.\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":53040149725295,"sku":"T14-614105","price":860.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/6734\/6543\/files\/output_75887bae-e5a4-4eb0-8662-522fbb61fba0.png?v=1779565631","url":"https:\/\/vtwinbikers.com\/products\/progressive-444-shocks-harley-davidson-11","provider":"Vtwinbikers","version":"1.0","type":"link"}