{"product_id":"progressive-412-shocks-harley-davidson-31","title":"Progressive 412 Shocks — Harley-Davidson","description":"\u003cp\u003eProgressive 412 Series shocks deliver consistent damping and adjustable ride height for Harley-Davidson motorcycles. Double-wall steel construction with nitrogen charging and multi-stage velocity-sensitive valving provides smooth suspension performance across a range of rider weights.\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 valving\u003c\/li\u003e\n  \u003cli\u003e5-position cam-style preload adjuster\u003c\/li\u003e\n  \u003cli\u003eProgressive or heavy-duty spring rates available\u003c\/li\u003e\n  \u003cli\u003eChrome or black finish options\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 412-4049B\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 9.1 lb\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Suspension \/ Shocks and Struts\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eFits Harley-Davidson models. Verify your specific year and model on the Progressive website before ordering, as shock applications vary by chassis.\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 preload adjuster lets you dial in ride height and firmness without tools. Rotate to match your weight and riding style.\u003c\/p\u003e\n\u003ch3\u003eWhat's the difference between standard and heavy-duty springs?\u003c\/h3\u003e\n\u003cp\u003eHeavy-duty springs support riders and rigs requiring more load capacity. Standard springs suit lighter riders. Choose based on your typical riding weight.\u003c\/p\u003e\n\u003ch3\u003eDo these come with show chrome covers?\u003c\/h3\u003e\n\u003cp\u003eShow chrome covers are optional on select applications. Check the product listing for your specific model to confirm availability.\u003c\/p\u003e\n\u003ch3\u003eHow long do these shocks last?\u003c\/h3\u003e\n\u003cp\u003eProgressive 412s are built for long-term durability. Lifespan depends on riding conditions and maintenance, but the durable construction should outlast many riders' ownership.\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":53040147923055,"sku":"T14-614018","price":379.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/6734\/6543\/files\/output_4c315fa5-2fbf-4543-8df7-64f045788352.png?v=1779565576","url":"https:\/\/vtwinbikers.com\/products\/progressive-412-shocks-harley-davidson-31","provider":"Vtwinbikers","version":"1.0","type":"link"}