{"product_id":"progressive-412-shocks-harley-davidson-66","title":"Progressive 412 Shocks — Harley-Davidson Electra Glide, Softail Heritage Classic, Electra Glide Classic (1955-2026)","description":"\u003cp\u003eProgressive 412 Series shocks deliver smooth, consistent damping through nitrogen-charged, multi-stage velocity-sensitive valving in a durable double-wall steel body. A five-position cam-style preload adjuster lets you dial in support for any rider weight, making these a practical upgrade for Harley suspension without breaking the bank.\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\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 412-4019B\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 9.5 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. Check your specific year and model before ordering to confirm correct application.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eCan I adjust the preload on these shocks?\u003c\/h3\u003e\n\u003cp\u003eYes — the 5-position cam-style preload adjuster lets you fine-tune support whether you're a light or heavy rider.\u003c\/p\u003e\n\u003ch3\u003eWhat makes these shocks smoother than stock?\u003c\/h3\u003e\n\u003cp\u003eHigh-pressure nitrogen gas and multi-stage velocity-sensitive damping keep damping consistent across all riding conditions and bump speeds.\u003c\/p\u003e\n\u003ch3\u003eDo these shocks come with chrome covers?\u003c\/h3\u003e\n\u003cp\u003eChrome covers are optional on select applications. Standard shocks have a black finish; check your specific model for availability.\u003c\/p\u003e\n\u003ch3\u003eHow much do these weigh?\u003c\/h3\u003e\n\u003cp\u003eEach shock weighs 9.5 lb, making them a direct bolt-on replacement for most Harley models.\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":53040156016751,"sku":"T14-669142","price":379.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/6734\/6543\/files\/output_b8898479-86c9-4653-a513-9fdd9beb04fa.png?v=1779565978","url":"https:\/\/vtwinbikers.com\/products\/progressive-412-shocks-harley-davidson-66","provider":"Vtwinbikers","version":"1.0","type":"link"}