{"product_id":"progressive-444-shocks-harley-davidson-30","title":"Progressive 444 Shocks — Harley-Davidson","description":"\u003cp\u003eProgressive 444 Series shocks for Harley-Davidson feature Frequency Sensing Technology (FST) that dynamically adjusts damping as you ride over bumps of any size for a consistently smooth feel. Hand-adjustable preload and a choice of spring rates and finishes make these shocks adaptable to your load and riding style.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eFrequency Sensing Technology (FST) auto-adjusts damping based on bump frequency\u003c\/li\u003e\n  \u003cli\u003eDeflective disc valving for progressive damping\u003c\/li\u003e\n  \u003cli\u003eHand-adjustable spring preload — no special tool 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 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 444-4066B\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 7.7 lb per pair\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Suspension \/ Shocks and Struts\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFinish Options:\u003c\/strong\u003e Black or Chrome\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. Verify your specific year and model before ordering, as shock length and mounting points vary by platform.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat is Frequency Sensing Technology and how does it work?\u003c\/h3\u003e\n\u003cp\u003eFST senses bump frequency and automatically routes oil through internal ports to adjust damping — small bumps get softer response, big hits get firmer support, all without rider input.\u003c\/p\u003e\n\u003ch3\u003eDo I need a special tool to adjust preload?\u003c\/h3\u003e\n\u003cp\u003eNo — the threaded top cap allows hand adjustment for spring preload tuning. No wrench or special tool needed.\u003c\/p\u003e\n\u003ch3\u003eCan I choose between standard and heavy-duty spring rates?\u003c\/h3\u003e\n\u003cp\u003eYes — Progressive offers both configurations. Heavy-duty rates support heavier loads or two-up riding. Choose based on your typical load.\u003c\/p\u003e\n\u003ch3\u003eAre these street-legal and DOT-approved?\u003c\/h3\u003e\n\u003cp\u003eYes — Progressive 444 shocks are street-legal for on-road use on Harley-Davidson motorcycles.\u003c\/p\u003e\n\u003ch3\u003eWhat warranty comes with these shocks?\u003c\/h3\u003e\n\u003cp\u003eLimited Lifetime Warranty. Coverage details and exclusions are on Progressive's website.\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":53040159785071,"sku":"T14-669239","price":860.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/6734\/6543\/files\/output_7f9709c4-bcd6-470e-915b-d58f162a4995.png?v=1779566683","url":"https:\/\/vtwinbikers.com\/products\/progressive-444-shocks-harley-davidson-30","provider":"Vtwinbikers","version":"1.0","type":"link"}