{"product_id":"15t-428-17mm-front-countershaft-sprocket-ct90-st90","title":"15T 428 17mm Front Countershaft Sprocket (CT90 ST90 +)","description":"\u003cp dir=\"auto\" class=\"PDq2pG_selectionAnchorContainer\"\u003eReplacement \u003cstrong\u003e15-tooth front countershaft sprocket\u003c\/strong\u003e for Honda CT90, ST90, and other compatible applications using a \u003cstrong\u003e17mm countershaft and 428 chain\u003c\/strong\u003e.\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eA great replacement for a worn stock sprocket or for changing your gearing while keeping a standard 428 chain setup.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003eSpecs:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e15 Tooth\u003c\/li\u003e\n\u003cli\u003e428 chain size\u003c\/li\u003e\n\u003cli\u003e17mm countershaft\u003c\/li\u003e\n\u003cli\u003eSteel construction\u003c\/li\u003e\n\u003cli\u003eDirect replacement style\u003c\/li\u003e\n\u003cli\u003eFits Honda CT90 \/ ST90 and other compatible 17mm countershaft applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003ePlease Note:\u003c\/strong\u003e Verify your countershaft diameter and chain size before ordering, as engine swaps and aftermarket motors may use different sprocket sizes.\u003c\/p\u003e","brand":"Bart Moto Co","offers":[{"title":"Default Title","offer_id":50525772251380,"sku":"MLTI-BMC-17FS-158","price":8.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0632\/6465\/3556\/files\/PXL_20260923_190534141.jpg?v=1790190786","url":"https:\/\/bartmotoco.com\/products\/15t-428-17mm-front-countershaft-sprocket-ct90-st90","provider":"Bart Moto Co","version":"1.0","type":"link"}