{"product_id":"progressive-412-shocks-harley-davidson-48","title":"Progressive 412 Shocks — Harley-Davidson","description":"\u003cp\u003eProgressive 412 Series shocks for Harley-Davidson deliver smooth, consistent damping through a double-wall steel body and nitrogen-charged, multi-stage velocity-sensitive valving. A five-position cam preload adjuster lets you tune ride height and stiffness for your weight and riding style, with progressive spring rates that work harder as suspension compresses.\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 valving\u003c\/li\u003e\n  \u003cli\u003eProgressive rate springs (standard or heavy-duty)\u003c\/li\u003e\n  \u003cli\u003e5-position cam-style preload adjuster\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 412-4001C\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 10.3 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. Confirm your specific model year and chassis before ordering to ensure correct application.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eCan I adjust the ride height with these shocks?\u003c\/h3\u003e\n\u003cp\u003eYes — the 5-position cam preload adjuster lets you dial in preload to suit your weight and preferred ride height.\u003c\/p\u003e\n\u003ch3\u003eDo these come with chrome or black covers?\u003c\/h3\u003e\n\u003cp\u003eBoth finishes are available. Some models also offer optional full show chrome covers — check your specific fitment.\u003c\/p\u003e\n\u003ch3\u003eWhat's the difference between standard and heavy-duty spring rates?\u003c\/h3\u003e\n\u003cp\u003eStandard springs suit lighter riders; heavy-duty springs provide better support for heavier riders or two-up riding with luggage.\u003c\/p\u003e\n\u003ch3\u003eAre these shocks nitrogen-charged?\u003c\/h3\u003e\n\u003cp\u003eYes — high-pressure nitrogen charge provides consistent damping performance across all riding conditions and temperature ranges.\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":53040153231471,"sku":"T14-630118","price":379.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/6734\/6543\/files\/output_514ab5b8-0d9b-41a3-bb57-4cbdfabc8a7a.png?v=1779565593","url":"https:\/\/vtwinbikers.com\/products\/progressive-412-shocks-harley-davidson-48","provider":"Vtwinbikers","version":"1.0","type":"link"}