{"product_id":"jt-front-sprocket-steel-rubber-cushioned-style-jtf1539-520","title":"JT Front Sprocket, Steel Rubber-cushioned, Style JTF1539 (520)","description":"\u003c!-- isbk-recipe --\u003e\n\u003cp\u003eSprockets set your gearing. One tooth fewer at the front, or a couple more at the rear, makes the bike pull harder out of corners and lifts the front sooner, at the cost of top speed and higher revs on the highway. Going the other way calms it down. Worn sprockets have hooked or pointed teeth and will wear out a new chain quickly.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFits 7 Kawasaki models: see the list below\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eComputer-designed to achieve ultimate strength at minimum weight\u003c\/li\u003e\n  \u003cli\u003eSprockets are heat-treated and bead-blasted to reduce material surface tension\u003c\/li\u003e\n  \u003cli\u003eFront sprockets are made with C45 steel and SCM415 chromoly steel alloy\u003c\/li\u003e\n  \u003cli\u003eRubber cushion used by the major Japanese motorcycle manufacturers since early 1990’s to dampen the chain impact on the teeth of the front sprocket\u003c\/li\u003e\n  \u003cli\u003eModel-specific: check the fitment list for your bike\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFits\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eBike\u003c\/th\u003e\n\u003cth\u003eYears\u003c\/th\u003e\n\u003cth\u003eStock gearing (front \/ rear)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKawasaki Eliminator 500\u003c\/td\u003e\n\u003ctd\u003e2024–2025\u003c\/td\u003e\n\u003ctd\u003e14 \/ 43\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKawasaki EX500 Ninja\/Z400\u003c\/td\u003e\n\u003ctd\u003e2024–2025\u003c\/td\u003e\n\u003ctd\u003e14 \/ 43\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKawasaki Ninja 250R\u003c\/td\u003e\n\u003ctd\u003e2008–2012\u003c\/td\u003e\n\u003ctd\u003e14 \/ 45\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKawasaki Ninja 300\u003c\/td\u003e\n\u003ctd\u003e2013–2017\u003c\/td\u003e\n\u003ctd\u003e14 \/ 42\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKawasaki Ninja 400\u003c\/td\u003e\n\u003ctd\u003e2018–2023\u003c\/td\u003e\n\u003ctd\u003e14 \/ 41\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKawasaki Versys-X 300\u003c\/td\u003e\n\u003ctd\u003e2017–2023\u003c\/td\u003e\n\u003ctd\u003e14 \/ 46\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKawasaki Z400\u003c\/td\u003e\n\u003ctd\u003e2019–2023\u003c\/td\u003e\n\u003ctd\u003e14 \/ 41\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003csmall\u003eEvery tooth count of this front sprocket fits the bikes above. Choose the stock count to keep your gearing, or a different one to change it.\u003c\/small\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eChanging tooth counts changes your speedometer reading on most bikes, and may need a different chain length. Replace sprockets and chain together.\u003c\/em\u003e\u003c\/p\u003e\n\u003c!-- \/isbk-recipe --\u003e","brand":"JT","offers":[{"title":"14T","offer_id":51052081086703,"sku":"JTF1539.14RB","price":18.13,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/2016\/3567\/files\/image_0_0_60e29df8-5f57-4127-8c4c-2ef95c97d2b9.png?v=1792009796","url":"https:\/\/indysbk.com\/products\/jt-front-sprocket-steel-rubber-cushioned-style-jtf1539-520","provider":"Indy Superbikes","version":"1.0","type":"link"}