{"product_id":"progressive-412-shocks-harley-davidson-56","title":"Progressive 412 Shocks — Harley-Davidson","description":"\u003cp\u003eProgressive 412 Series shocks deliver durable, adjustable suspension for Harley-Davidson motorcycles with a proven doublewall steel design and multi-stage velocity-sensitive damping. The five-position preload adjuster lets you tune for your weight and riding style, while high-pressure nitrogen charging ensures consistent performance mile after mile.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eDoublewall steel damper body\u003c\/li\u003e\n  \u003cli\u003eMulti-stage velocity-sensitive damping\u003c\/li\u003e\n  \u003cli\u003eHigh-pressure nitrogen gas charging\u003c\/li\u003e\n  \u003cli\u003e5-position cam-style preload adjuster\u003c\/li\u003e\n  \u003cli\u003eProgressive or heavy-duty spring rates available\u003c\/li\u003e\n  \u003cli\u003eChrome or black finish options\u003c\/li\u003e\n  \u003cli\u003eOptional show chrome covers on select models\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 412-4002C\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 10.5 lb\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Suspension \/ Shocks and Struts\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFitment:\u003c\/strong\u003e Harley-Davidson\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eFits Harley-Davidson motorcycles. Verify your specific model year and chassis with Progressive before ordering, as shock applications vary by year.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eCan I adjust the preload myself?\u003c\/h3\u003e\n\u003cp\u003eYes — the 5-position cam-style preload adjuster is tool-free and lets you tune for your weight without removing the shock.\u003c\/p\u003e\n\u003ch3\u003eWhat's the difference between standard and heavy-duty springs?\u003c\/h3\u003e\n\u003cp\u003eHeavy-duty springs provide stiffer support for heavier riders or loaded touring. Standard springs work for lighter riders.\u003c\/p\u003e\n\u003ch3\u003eDo these come with chrome covers?\u003c\/h3\u003e\n\u003cp\u003eThe base 412s ship without covers. Show chrome covers are available as an option on select Harley models — check fitment.\u003c\/p\u003e\n\u003ch3\u003eHow long do these shocks last?\u003c\/h3\u003e\n\u003cp\u003eProgressive 412s are known for reliability and consistent performance for years. Nitrogen charging maintains damping even as seals age.\u003c\/p\u003e\n\u003ch3\u003eWill these reduce my bike's seat height?\u003c\/h3\u003e\n\u003cp\u003eShock height and ride geometry depend on your specific model. Verify fitment and ride-height impact with Progressive before purchase.\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":53040155394159,"sku":"T14-669132","price":379.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/6734\/6543\/files\/output_dc1f3d61-9dbd-4cde-8ca7-483cefc10b7a.png?v=1779565712","url":"https:\/\/vtwinbikers.com\/products\/progressive-412-shocks-harley-davidson-56","provider":"Vtwinbikers","version":"1.0","type":"link"}