{"product_id":"harddrive-sprocket-51t-chrome-big-twin-2000-2013-820-51179","title":"Harddrive Sprocket - 51t Chrome BIG Twin 2000-2013 — Harley-Davidson Road King, Road King Classic, Electra Glide Classic (2000-2013)","description":"\u003cp\u003eHarddrive 51-tooth chrome sprocket for Big Twin V-twin engines, 2000-2013. Direct OEM replacement designed to work with belt drive conversion to 530 chain drive systems.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e51-tooth count\u003c\/li\u003e\n  \u003cli\u003eChrome finish\u003c\/li\u003e\n  \u003cli\u003eFits Big Twin 2000-2013\u003c\/li\u003e\n  \u003cli\u003eOEM replacement specification\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 Harddrive\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e 201654\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 191361073472\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTooth Count:\u003c\/strong\u003e 51\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.91 lbs\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e China (Taiwan)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eFits V-twin Big Twin models 2000-2013 equipped with or converting to 530 chain drive.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWill this sprocket work with my original belt drive setup?\u003c\/h3\u003e\n\u003cp\u003eNo — this sprocket is designed for 530 chain drive systems. If you're converting from belt to chain, this sprocket is the OEM replacement.\u003c\/p\u003e\n\u003ch3\u003eWhat tooth count should I run?\u003c\/h3\u003e\n\u003cp\u003eThis is a 51-tooth sprocket. Choose tooth count based on your desired gear ratio and riding style — consult your drivetrain conversion kit instructions.\u003c\/p\u003e\n\u003ch3\u003eIs this a direct bolt-on?\u003c\/h3\u003e\n\u003cp\u003eYes, for Big Twin models 2000-2013 converting to chain drive with the correct carrier and spacers. Verify your chain drive kit compatibility before ordering.\u003c\/p\u003e\n\u003ch3\u003eWhat's included?\u003c\/h3\u003e\n\u003cp\u003eThe sprocket only. You'll need a chain drive conversion kit, 530 chain, and mounting hardware for your specific model.\u003c\/p\u003e","brand":"Harddrive","offers":[{"title":"Default Title","offer_id":53035766055023,"sku":"820-51179","price":107.06,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/6734\/6543\/files\/9938-6112e9e657356.png?v=1777529292","url":"https:\/\/vtwinbikers.com\/products\/harddrive-sprocket-51t-chrome-big-twin-2000-2013-820-51179","provider":"Vtwinbikers","version":"1.0","type":"link"}