{"product_id":"progressive-412-shocks-harley-davidson-100","title":"Progressive 412 Shocks — Harley-Davidson","description":"\u003cp\u003eProgressive 412 Series shocks deliver consistent suspension performance for Harley-Davidson motorcycles with a time-tested design that improves ride quality for light to heavy riders. Double-wall steel construction and nitrogen-charged, multi-stage velocity-sensitive valving provide smooth damping across the suspension stroke, while a five-position preload adjuster lets you tune for your weight and riding style.\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 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\u003eAvailable in chrome or black finish\u003c\/li\u003e\n  \u003cli\u003eOptional full 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 412-4078B\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 9.6 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\u003eCalifornia Prop 65 Warning:\u003c\/strong\u003e This product contains chemicals known to the State of California to cause cancer and reproductive harm. 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 model year and chassis with the manufacturer or seller before ordering, as shock fitment varies by platform.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat do the preload adjusters do?\u003c\/h3\u003e\n\u003cp\u003eThe five-position cam-style adjuster lets you customize ride height and spring stiffness to match your weight and riding preference — dial softer for light riders, stiffer for heavier loads.\u003c\/p\u003e\n\u003ch3\u003eAre these shocks rebuildable?\u003c\/h3\u003e\n\u003cp\u003eThe 412 Series is designed for durability and long-term performance. Contact Progressive directly regarding service or rebuild options for your specific model.\u003c\/p\u003e\n\u003ch3\u003eCan I choose chrome or black finish?\u003c\/h3\u003e\n\u003cp\u003eYes — standard 412 shocks ship in black, and chrome-finished versions are available. Optional full show chrome covers are available on select applications.\u003c\/p\u003e\n\u003ch3\u003eDo these require a rear suspension redesign to install?\u003c\/h3\u003e\n\u003cp\u003eNo — the 412 shocks bolt into your existing Harley suspension mounts as a direct replacement.\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":53040158507119,"sku":"T14-669180","price":379.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/6734\/6543\/files\/output_6327e32a-83c7-4daa-90f3-ef61c1a0695e.png?v=1779565767","url":"https:\/\/vtwinbikers.com\/products\/progressive-412-shocks-harley-davidson-100","provider":"Vtwinbikers","version":"1.0","type":"link"}