{"product_id":"gold-520x112-drive-chain-13-49-sprockets-for-yamaha-yz125-2002-2003-2004","title":"Gold 520x112 Drive Chain \u0026 13\/49 Sprockets for Yamaha YZ125 2002 2003 2004","description":"\u003ch2\u003eGold 520x112 Drive Chain \u0026amp; 13\/49 Sprockets for Yamaha\u003c\/h2\u003e\u003cp\u003eThis Gold 520x112 drive chain and 13\/49 sprocket set is a direct-fit replacement for the Yamaha YZ125, providing reliable power transfer and durability for off-road riding. The kit includes a heavy-duty 520 chain with 112 links and precision-machined steel sprockets to restore original performance. Designed for Yamaha YZ125 models from 2002 through 2004, this gold chain and sprocket combo delivers long-lasting engagement on tracks or trails.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis Gold 520x112 drive chain and 13\/49 sprocket kit is a complete replacement drivetrain set for the Yamaha YZ125, built to handle the demands of motocross and enduro riding. The hardened steel sprockets and premium O-ring chain reduce wear and maintain tension mile after mile. Riders seeking a drop-in upgrade for their 2002‑2004 YZ125 will find this package offers dependable fitment and performance.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e520‑size O‑ring chain with 112 links for reduced stretch and long service life\u003c\/li\u003e\n\u003cli\u003e13‑tooth front sprocket and 49‑tooth rear sprocket match OEM gearing\u003c\/li\u003e\n\u003cli\u003eHeat‑treated steel construction on both sprockets resists abrasion\u003c\/li\u003e\n\u003cli\u003eGold‑colored chain coating provides corrosion resistance\u003c\/li\u003e\n\u003cli\u003ePre‑stretched chain minimizes adjustment frequency\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor Yamaha YZ125 2002\u003c\/li\u003e\n\u003cli\u003efor Yamaha YZ125 2003\u003c\/li\u003e\n\u003cli\u003efor Yamaha YZ125 2004\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn‑The‑Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eMotocross track riding and racing\u003c\/li\u003e\n\u003cli\u003eTrail and off‑road enduro sessions\u003c\/li\u003e\n\u003cli\u003eCompetitive hare scrambles and GP events\u003c\/li\u003e\n\u003cli\u003ePractice and training days on dirt\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecs At A Glance\u003c\/h4\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eChain Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e520\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eChain Links\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e112\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFront Sprocket Teeth\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e13\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRear Sprocket Teeth\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e49\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYamaha YZ125 2002‑2004\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch4\u003eGood To Know\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Will this chain and sprocket kit fit my 2003 YZ125? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, this Gold 520x112 chain and 13\/49 sprocket set is designed specifically for the 2002‑2004 Yamaha YZ125, including the 2003 model.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e How often should I replace the chain and sprockets? \u003cstrong\u003eA:\u003c\/strong\u003e Inspect your drivetrain every 10‑15 hours of riding; replace the set when chain stretch exceeds 1% or sprocket teeth show visible hooking.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eSlight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.\u003c\/em\u003e\u003c\/p\u003e","brand":"Solid Spare","offers":[{"title":"Default Title","offer_id":44890461700182,"sku":"SZ1F11275","price":127.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/1_62ef7839-740f-44d4-8ab3-c32eaeba2206.jpg?v=1781139856","url":"https:\/\/www.solidspare.com\/products\/gold-520x112-drive-chain-13-49-sprockets-for-yamaha-yz125-2002-2003-2004","provider":"Solid Spare","version":"1.0","type":"link"}