{"product_id":"progressive-412-shocks-harley-davidson-37","title":"Progressive 412 Shocks — Harley-Davidson","description":"\u003cp\u003eProgressive 412 Series shocks deliver smooth, consistent damping with a durable double-wall steel body and nitrogen-charged, multi-stage velocity-sensitive valving. The five-position cam-style preload adjuster lets you dial in ride height and stiffness for your weight and riding style, with spring options in standard or heavy-duty rates in chrome or black finish.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eDouble-wall steel damper body\u003c\/li\u003e\n  \u003cli\u003eHigh-pressure nitrogen gas charging\u003c\/li\u003e\n  \u003cli\u003eMulti-stage velocity-sensitive damping\u003c\/li\u003e\n  \u003cli\u003e5-position cam-style preload adjuster\u003c\/li\u003e\n  \u003cli\u003eStandard or heavy-duty progressive rate springs\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 412-4064C\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 10.1 lb\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFitment:\u003c\/strong\u003e Harley-Davidson\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 motorcycles. Verify your specific year and model before ordering to ensure compatibility with your chassis.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat's the difference between standard and heavy-duty springs?\u003c\/h3\u003e\n\u003cp\u003eStandard springs suit typical riders; heavy-duty springs are recommended for heavier riders or carrying passenger and cargo regularly.\u003c\/p\u003e\n\u003ch3\u003eCan I adjust the preload myself?\u003c\/h3\u003e\n\u003cp\u003eYes — the 5-position cam-style adjuster allows you to change preload without tools. Rotate the cam to dial in your preferred ride height.\u003c\/p\u003e\n\u003ch3\u003eAre show chrome covers included?\u003c\/h3\u003e\n\u003cp\u003eShow chrome covers are optional on select applications. Check your fitment to see if they're available for your model.\u003c\/p\u003e\n\u003ch3\u003eWill these shocks improve my bike's handling?\u003c\/h3\u003e\n\u003cp\u003eYes. The nitrogen-charged, multi-stage damping provides smoother, more consistent suspension performance compared to stock or worn shocks.\u003c\/p\u003e\n\u003ch3\u003eDo these need installation by a shop?\u003c\/h3\u003e\n\u003cp\u003eShock replacement typically requires removing wheels and suspension components. Professional installation is recommended unless you have suspension experience.\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":53040148119663,"sku":"T14-614027","price":379.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/6734\/6543\/files\/output_fd8a5629-8f19-46e7-b41a-87295e93efe1.png?v=1779565547","url":"https:\/\/vtwinbikers.com\/products\/progressive-412-shocks-harley-davidson-37","provider":"Vtwinbikers","version":"1.0","type":"link"}