{"product_id":"progressive-412-shocks-harley-davidson-20","title":"Progressive 412 Shocks — Harley-Davidson","description":"\u003cp\u003eProgressive 412 Series shocks deliver consistent suspension performance through gas-charged, multi-stage velocity-sensitive damping in a durable double-wall steel body. The five-position preload adjuster lets you tune the ride for your weight and riding style, while available chrome covers and spring options (standard or heavy-duty progressive rate) customize the look.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eDouble-wall steel damper with multi-stage velocity-sensitive damping\u003c\/li\u003e\n  \u003cli\u003eHigh-pressure nitrogen gas charge for consistent performance\u003c\/li\u003e\n  \u003cli\u003e5-position cam-style preload adjuster\u003c\/li\u003e\n  \u003cli\u003eProgressive-rate spring options: 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 412-4038B\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 10.4 lb\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWARNING:\u003c\/strong\u003e This product can expose you to chemicals including lead, which is known to the State of California to cause cancer and reproductive harm. For more information, visit 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 year and frame with Progressive's fitment chart before ordering, as shock applications vary by model generation.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eCan I adjust the preload after installation?\u003c\/h3\u003e\n\u003cp\u003eYes — the 5-position cam-style adjuster is accessible and lets you change preload without removing the shocks from the bike.\u003c\/p\u003e\n\u003ch3\u003eWhat's the difference between standard and heavy-duty springs?\u003c\/h3\u003e\n\u003cp\u003eHeavy-duty progressive springs support more weight and provide stiffer ride. Standard springs suit lighter riders. Choose based on your combined weight with gear.\u003c\/p\u003e\n\u003ch3\u003eAre chrome covers included?\u003c\/h3\u003e\n\u003cp\u003eChrome covers are optional on select applications and may be ordered separately. Check if they're available for your specific Harley model.\u003c\/p\u003e\n\u003ch3\u003eWill these improve my stock suspension?\u003c\/h3\u003e\n\u003cp\u003eThe 412's gas-charged damping and progressive springing provide smoother, more controlled ride than factory shocks on most Harley models.\u003c\/p\u003e\n\u003ch3\u003eDo these shocks require installation by a professional?\u003c\/h3\u003e\n\u003cp\u003eShock installation requires removing the rear wheel and breaking the frame welds on older models — professional installation is strongly recommended.\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":53040147529839,"sku":"T14-614007","price":379.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/6734\/6543\/files\/output_2d823713-13a6-4546-a1ee-1a8791e5f89d.png?v=1779565604","url":"https:\/\/vtwinbikers.com\/products\/progressive-412-shocks-harley-davidson-20","provider":"Vtwinbikers","version":"1.0","type":"link"}