{"product_id":"sunline-by-jt-sprockets-520-steel-front-countershaft-sprocket-12-tooth-part-number-1445-520-12-jtf1445-12","title":"Sunline (by JT Sprockets) 520 Steel Front Countershaft Sprocket - 12-Tooth (Part Number: 1445-520-12 \/ JTF1445.12)","description":"\u003cdiv class=\"ZLzG0d ncoeY E8xBUb\" role=\"heading\" aria-level=\"3\" data-animation-nesting=\"\" data-sfc-cp=\"\" data-wiz-attrbind=\"aria-level=NFeBqe_3p\/fLk2Md\" data-sfc-root=\"c\" data-complete=\"true\" data-sae=\"\"\u003eProduct Description\u003c!--TgQPHd|||[[2,[null,null,null,null,null,null,null,null,null,null,null,null,[351768,null,0]],null,null,1]]--\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cspan\u003e\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv class=\"n6owBd awi2gc\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-hveid=\"CAAIHhAA\" data-complete=\"true\" data-processed=\"true\"\u003eUpgrade your drivetrain with the \u003cstrong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\" data-processed=\"true\"\u003eSunline 520 Steel Front Countershaft Sprocket (12-Tooth)\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e. Engineered to deliver high-performance power transfer, this front sprocket is crafted from premium, heat-treated SCM415 chromoly steel alloy to survive intense track and trail conditions.\u003cspan\u003e [\u003ca href=\"https:\/\/aomc.mx\/JT-JTF144512SC-Front-Countershaft-Steel-Sprocket-12-Tooth-for-520-Chain-55-144512.html\"\u003e1\u003c\/a\u003e, \u003ca href=\"https:\/\/www.denniskirk.com\/jt-sprockets\/front-sprocket.p80968.prd\/8096812.sku\"\u003e2\u003c\/a\u003e]\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n6owBd awi2gc\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-hveid=\"CAAIIhAA\" data-complete=\"true\" data-processed=\"true\"\u003eFeaturing precision CNC-machined engineering, it meets or exceeds all strict OEM standards. The sprocket is treated with a specialized surface parkerization layer to completely eliminate the threat of rust and aggressive corrosion over a prolonged lifespan. Built specifically for standard 520 pitch conversions and replacements, it maximizes overall drivetrain reliability while minimizing unnecessary weight.\u003cspan\u003e [\u003ca href=\"https:\/\/fortnine.ca\/en\/jt-sprockets-self-cleaning-steel-front-sprocket-12t-520-jtf1445-12sc\"\u003e1\u003c\/a\u003e, \u003ca href=\"https:\/\/www.amazon.ca\/Sunstar-34812-12-Teeth-Countershaft-Sprocket\/dp\/B004ZJZW2I\"\u003e2\u003c\/a\u003e, \u003ca href=\"https:\/\/www.denniskirk.com\/sunstar\/520-chrome-moly-steel-front-sprocket.p80084.prd\/8008412.sku\"\u003e3\u003c\/a\u003e, \u003ca href=\"https:\/\/aomc.mx\/JT-JTF144512SC-Front-Countershaft-Steel-Sprocket-12-Tooth-for-520-Chain-55-144512.html\"\u003e4\u003c\/a\u003e, \u003ca href=\"https:\/\/www.denniskirk.com\/jt-sprockets\/front-sprocket.p80968.prd\/8096812.sku\"\u003e5\u003c\/a\u003e]\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/div\u003e\n\u003cul class=\"XSq4R KI3fJ\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-hveid=\"CAAIJhAA\" data-processed=\"true\" data-complete=\"true\"\u003e\n\u003cli class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-hveid=\"CAAIJhAC\" data-complete=\"true\" data-sae=\"\"\u003e\n\u003cspan class=\"iNqyIf\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\" aria-owns=\"action-menu-parent-container\"\u003e\u003cstrong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003ePremium Chromoly Build:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e Forged out of ultra-durable, case-hardened SCM415 chromoly steel for maximum tensile strength.\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\n\u003cdiv data-os-fs=\"\" aria-hidden=\"true\" tabindex=\"0\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv data-os-fs=\"\" aria-hidden=\"true\" tabindex=\"0\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cspan\u003e\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-hveid=\"CAAIJhAD\" data-complete=\"true\" data-sae=\"\"\u003e\n\u003cspan class=\"iNqyIf\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003e\u003cstrong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003eAnti-Corrosion Finish:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e Advanced parkerized surface coating prevents rust build-up and structural wear.\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003cspan\u003e\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-hveid=\"CAAIJhAE\" data-sae=\"\" data-complete=\"true\"\u003e\n\u003cspan class=\"iNqyIf\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003e\u003cstrong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003eFlawless Power Transfer:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e Hand-finished precision manufacturing reduces friction and ensures smooth, consistent chain roller alignment.\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003cspan\u003e\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-hveid=\"CAAIJhAF\" data-complete=\"true\" data-processed=\"true\" data-sae=\"\"\u003e\n\u003cspan class=\"iNqyIf\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003e\u003cstrong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003eDrivetrain Upgrade:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e Perfect for modifying gear ratios to gain punchier low-end torque on technical tracks or trail rides.\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003cspan\u003e [\u003ca href=\"https:\/\/www.denniskirk.com\/jt-sprockets\/front-sprocket.p80968.prd\/8096812.sku\"\u003e1\u003c\/a\u003e, \u003ca href=\"https:\/\/www.denniskirk.com\/sunstar\/520-chrome-moly-steel-front-sprocket.p80084.prd\/8008412.sku\"\u003e2\u003c\/a\u003e, \u003ca href=\"https:\/\/www.amazon.ca\/Sunstar-34812-12-Teeth-Countershaft-Sprocket\/dp\/B004ZJZW2I\"\u003e3\u003c\/a\u003e, \u003ca href=\"https:\/\/aomc.mx\/JT-JTF144512SC-Front-Countershaft-Steel-Sprocket-12-Tooth-for-520-Chain-55-144512.html\"\u003e4\u003c\/a\u003e]\u003c\/span\u003e\u003cspan\u003e\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003c!--TgQPHd|||[]--\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"yhAwj\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\" data-processed=\"true\" data-sfc-inited=\"2\"\u003e\u003c!--TgQPHd|||[]--\u003e\u003c\/div\u003e\n\u003cdiv class=\"ZLzG0d ncoeY E8xBUb\" role=\"heading\" aria-level=\"3\" data-animation-nesting=\"\" data-sfc-cp=\"\" data-wiz-attrbind=\"aria-level=NFeBqe_6v\/fLk2Md\" data-sfc-root=\"c\" data-complete=\"true\" data-sae=\"\"\u003eVehicle Fitment\u003c!--TgQPHd|||[[2,[null,null,null,null,null,null,null,null,null,null,null,null,[351768,null,0]],null,null,1]]--\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cspan\u003e\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv class=\"n6owBd awi2gc\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-hveid=\"CAAIKhAA\" data-complete=\"true\" data-processed=\"true\"\u003eThis 12-Tooth, 520 Pitch front sprocket is designed to fit a widespread range of modern off-road dirt bikes and sport ATVs from Kawasaki and Suzuki. Please verify your model compatibility in the checklist below:\u003cspan\u003e [\u003ca href=\"https:\/\/suncoastcyclesports.com\/sunstar-sprockets-sun-30612-520-12-903412\/\"\u003e1\u003c\/a\u003e, \u003ca href=\"https:\/\/fortnine.ca\/en\/jt-sprockets-self-cleaning-steel-front-sprocket-12t-520-jtf1445-12sc\"\u003e2\u003c\/a\u003e]\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"yhAwj\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\" data-processed=\"true\" data-sfc-inited=\"2\"\u003e\u003c!--TgQPHd|||[]--\u003e\u003c\/div\u003e\n\u003cdiv class=\"Fv6NCb\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-ved=\"2ahUKEwiWyKKxpc6XAxWxMjQIHQz4FXEQ-q4QegYIAAgsEAA\" data-hveid=\"CAAILBAA\" data-complete=\"true\" data-processed=\"true\" data-sfc-inited=\"2\"\u003e\n\u003ctable class=\"NRefec\" data-animation-nesting=\"\" data-sae=\"\"\u003e\n\u003ctbody\u003e\n\u003ctr class=\"cZCYO\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003e\n\u003cth class=\"iry6k\" colspan=\"undefined\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003eManufacturer\u003c!--TgQPHd|||[]--\u003e\n\u003c\/th\u003e\n\u003cth class=\"iry6k\" colspan=\"undefined\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003eModel\u003c!--TgQPHd|||[]--\u003e\n\u003c\/th\u003e\n\u003cth class=\"iry6k\" colspan=\"undefined\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003eCompatible Years\u003c!--TgQPHd|||[]--\u003e\n\u003c\/th\u003e\n\u003c!--TgQPHd|||[]--\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"cZCYO\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003e\n\u003ctd class=\"Vk1lqb\" colspan=\"undefined\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003e\n\u003cstrong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003eKawasaki\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/td\u003e\n\u003ctd class=\"Vk1lqb\" colspan=\"undefined\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003eKX250F\u003c!--TgQPHd|||[]--\u003e\n\u003c\/td\u003e\n\u003ctd class=\"Vk1lqb\" colspan=\"undefined\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003e2004 – 2026\u003c!--TgQPHd|||[]--\u003e\n\u003c\/td\u003e\n\u003c!--TgQPHd|||[]--\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"cZCYO\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003e\n\u003ctd class=\"Vk1lqb\" colspan=\"undefined\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003e\n\u003cstrong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003eKawasaki\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/td\u003e\n\u003ctd class=\"Vk1lqb\" colspan=\"undefined\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003eKX250 (4-Stroke)\u003c!--TgQPHd|||[]--\u003e\n\u003c\/td\u003e\n\u003ctd class=\"Vk1lqb\" colspan=\"undefined\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003e2019 – 2026\u003c!--TgQPHd|||[]--\u003e\n\u003c\/td\u003e\n\u003c!--TgQPHd|||[]--\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"cZCYO\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003e\n\u003ctd class=\"Vk1lqb\" colspan=\"undefined\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003e\n\u003cstrong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003eSuzuki\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/td\u003e\n\u003ctd class=\"Vk1lqb\" colspan=\"undefined\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003eRM-Z250\u003c!--TgQPHd|||[]--\u003e\n\u003c\/td\u003e\n\u003ctd class=\"Vk1lqb\" colspan=\"undefined\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003e2004 – 2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e","brand":"Mountainview Motorsports Clearance ","offers":[{"title":"Default Title","offer_id":67914146414871,"sku":null,"price":5.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1035\/5592\/4247\/files\/attachment-0_65.jpg?v=1792695091","url":"https:\/\/mountainviewmsclearance.ca\/products\/sunline-by-jt-sprockets-520-steel-front-countershaft-sprocket-12-tooth-part-number-1445-520-12-jtf1445-12","provider":"Mountainview Motorsports Clearance ","version":"1.0","type":"link"}