{"product_id":"progressive-412-shocks-harley-davidson-51","title":"Progressive 412 Shocks — Harley-Davidson Electra Glide, Softail Heritage Classic, Electra Glide Classic (1955-2026)","description":"\u003cp\u003eProgressive 412 Series shocks deliver consistent damping and adjustable ride height for Harley-Davidson cruisers. Built with doublewall steel bodies, nitrogen charging, and multi-stage velocity-sensitive valving to smooth out bumps and reduce harshness across all speeds.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eDoublewall steel construction with 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\u003eProgressive-rate spring options in standard or heavy-duty\u003c\/li\u003e\n  \u003cli\u003eChrome or black finish available\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 412-4020B\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 9.4 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\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 cruisers. Verify fitment with your specific model year before ordering.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eCan I adjust the preload myself?\u003c\/h3\u003e\n\u003cp\u003eYes. The 5-position cam-style adjuster lets you dial preload without tools to match your weight and riding style.\u003c\/p\u003e\n\u003ch3\u003eAre these shocks rebuildable?\u003c\/h3\u003e\n\u003cp\u003eInput does not specify rebuild options. Contact Progressive directly for service information.\u003c\/p\u003e\n\u003ch3\u003eWhat's the difference between standard and heavy-duty springs?\u003c\/h3\u003e\n\u003cp\u003eStandard springs suit lighter riders; heavy-duty springs support heavier loads and two-up riding without bottoming out.\u003c\/p\u003e\n\u003ch3\u003eDo these come with chrome covers?\u003c\/h3\u003e\n\u003cp\u003eCovers are optional on select models. Check your specific fitment to see if show chrome is available for your bike.\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":53040153460847,"sku":"T14-630121","price":379.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/6734\/6543\/files\/output_9d3977c9-1134-445f-b4ef-424bf46a61bb.png?v=1779565969","url":"https:\/\/vtwinbikers.com\/products\/progressive-412-shocks-harley-davidson-51","provider":"Vtwinbikers","version":"1.0","type":"link"}