{"product_id":"progressive-412-shocks-harley-davidson-60","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, velocity-sensitive valving. The five-position cam preload adjuster lets you customize ride height and firmness for solo or two-up riding without tools.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eDouble-wall steel damper construction\u003c\/li\u003e\n  \u003cli\u003eHigh-pressure nitrogen gas charged\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\u003eAvailable in standard or heavy-duty progressive springs\u003c\/li\u003e\n  \u003cli\u003eChrome or black finish options\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 412-4006C\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 9.9 lb\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCalifornia Prop 65 Warning:\u003c\/strong\u003e Yes — see www.P65Warnings.ca.gov\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eFits Harley-Davidson models. Check your specific year and model for application availability.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eCan I adjust the preload without special tools?\u003c\/h3\u003e\n\u003cp\u003eYes — the 5-position cam adjuster requires no tools. Turn it by hand to dial in your preferred ride height and stiffness.\u003c\/p\u003e\n\u003ch3\u003eWhat's the difference between standard and heavy-duty springs?\u003c\/h3\u003e\n\u003cp\u003eHeavy-duty springs handle heavier riders and two-up loads better. Standard springs work well for lighter solo riders.\u003c\/p\u003e\n\u003ch3\u003eDo these come with chrome covers?\u003c\/h3\u003e\n\u003cp\u003eChrome Show covers are optional and available on select applications. Check fitment details for your model.\u003c\/p\u003e\n\u003ch3\u003eHow does nitrogen charging improve performance?\u003c\/h3\u003e\n\u003cp\u003eHigh-pressure nitrogen keeps damping consistent across temperature changes and prevents foaming in the hydraulic fluid during hard riding.\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":53040155590767,"sku":"T14-669136","price":379.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/6734\/6543\/files\/output_7a00eb83-7883-4b1c-bcad-7ae201ce4eb6.png?v=1779565647","url":"https:\/\/vtwinbikers.com\/products\/progressive-412-shocks-harley-davidson-60","provider":"Vtwinbikers","version":"1.0","type":"link"}