{"product_id":"75308-rear-sprockets-for-big-twin-sportster","title":"Sprocket Rear Oem Zinc 51T Big Twin 4 Spd 73 \/ 85 Sportster 79 \/ 81 Replaces HD 41470-73A","description":"\u003cp\u003eWeight: 4.64\u003c\/p\u003e\n\u003cp\u003eCenter offset is measured from mounting flange to the outside of the sprocket\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eV-FACTOR\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOE Style not plated rear sprocket with 13.8mm (.543\") center offset 51 Teeth (stock) Fits Big Twin 4 speed 1973\/1985 \u0026amp; Sportster 1979\/1981 Replaces HD# 41470-73A \u0026amp; 41470-78\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"MID-USA","offers":[{"title":"Default Title","offer_id":20200305393775,"sku":"75308","price":63.6,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/7401\/0479\/products\/0073061_0_ba859828-bfd7-479e-a856-250c7c9ddc84.jpg?v=1575433139","url":"https:\/\/www.widowmakersboneyard.com\/products\/75308-rear-sprockets-for-big-twin-sportster","provider":"Widowmaker's Boneyard","version":"1.0","type":"link"}