{"product_id":"progressive-412-shocks-harley-davidson-43","title":"Progressive 412 Shocks — Harley-Davidson","description":"\u003cp\u003eProgressive 412 Series shocks deliver smooth, consistent damping through double-wall steel construction and nitrogen-charged, multi-stage velocity-sensitive valving. A five-position cam-style preload adjuster lets you customize the ride for your weight and riding style, making them a versatile upgrade for Harley-Davidson suspension.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eDouble-wall steel damper body\u003c\/li\u003e\n  \u003cli\u003eNitrogen-charged, multi-stage velocity-sensitive damping\u003c\/li\u003e\n  \u003cli\u003e5-position cam preload adjuster\u003c\/li\u003e\n  \u003cli\u003eProgressive rate spring options in standard or heavy-duty\u003c\/li\u003e\n  \u003cli\u003eAvailable in chrome or black finish\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 412-4075B\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Suspension \/ Shocks and Struts\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 9.7 lb\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.\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 adjuster lets you dial preload without tools — rotate to match your weight and load.\u003c\/p\u003e\n\u003ch3\u003eWhat's the difference between standard and heavy-duty springs?\u003c\/h3\u003e\n\u003cp\u003eHeavy-duty springs support more weight and provide firmer damping. Choose based on your body weight and riding style.\u003c\/p\u003e\n\u003ch3\u003eDo these come with chrome covers?\u003c\/h3\u003e\n\u003cp\u003eStandard models ship without covers. Optional show chrome covers are available on select applications — check compatibility for your model.\u003c\/p\u003e\n\u003ch3\u003eWill these improve my ride quality?\u003c\/h3\u003e\n\u003cp\u003eThe nitrogen charge and velocity-sensitive damping reduce harshness and deliver smoother, more consistent performance over bumps compared to stock shocks.\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":53040148316271,"sku":"T14-614033","price":379.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/6734\/6543\/files\/output_5ad11464-30d6-4893-be98-1777926fd56c.png?v=1779566492","url":"https:\/\/vtwinbikers.com\/products\/progressive-412-shocks-harley-davidson-43","provider":"Vtwinbikers","version":"1.0","type":"link"}