{"product_id":"renthal-420-49p-189u-420-49grsi-rear-grooved-sprocket-49-tooth","title":"Renthal 420-49P 189U-420-49GRSI Rear Grooved Sprocket, 49-Tooth","description":"Renthal UltraLight Rear Chainwheels are CNC machined from 7075 T6 aluminum to extremely tight tolerances, 66% lighter than steel. Computer engineered and tested to ensure a precise fitment, concentricity and load dispersion with tooth profiling to provide maximum power transfer.  A combination of high strength base material, cutting edge manufacturing methods and exceptional hardwearing surface treatments its clear to see why Renthal's light weight all aluminum rear sprockets can be found on the rear wheels of many factory race team machines.\n\u003cp\u003eThe Renthal 420-49P rear grooved sprocket is a CNC-machined rear chainwheel made from 7075-T6 aluminum. Its lightweight construction is stated to be 66% lighter than steel, while computer engineering and testing support precise fitment, concentricity, and load dispersion. The sprocket uses tooth profiling designed to provide efficient power transfer.\u003c\/p\u003e\u003cp\u003eWith a high-strength aluminum base material, advanced manufacturing methods, and hardwearing surface treatments, this Renthal sprocket is designed for powersports applications. The manufacturer part number is 189U-420-49GRSI, and the vendor part number is 189U-420-49GRSI. The product is finished in silver and features a grooved design with 49 teeth.\u003c\/p\u003e\u003cp\u003eFitment includes the 2007, 2008, 2009, and 2012–2015 Honda CRF150R, along with the 1986–1988 Honda CR80R. Verify the motorcycle year and model before ordering to confirm fitment.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBrand: Renthal\u003c\/li\u003e\n\u003cli\u003eModel: 420-49P\u003c\/li\u003e\n\u003cli\u003eManufacturer part number: 189U-420-49GRSI\u003c\/li\u003e\n\u003cli\u003eVendor part number: 189U-420-49GRSI\u003c\/li\u003e\n\u003cli\u003eMaterial: CNC-machined 7075-T6 aluminum\u003c\/li\u003e\n\u003cli\u003eTooth count: 49\u003c\/li\u003e\n\u003cli\u003eDesign: Rear grooved sprocket\u003c\/li\u003e\n\u003cli\u003eFinish: Silver\u003c\/li\u003e\n\u003cli\u003eWeight advantage: Stated to be 66% lighter than steel\u003c\/li\u003e\n\u003cli\u003eFitment: 2007, 2008, 2009, and 2012–2015 Honda CRF150R; 1986–1988 Honda CR80R\u003c\/li\u003e\n\u003c\/ul\u003e\u003cbr\u003e\n\u003cbr\u003e\n\u003cbr\u003e\nAir Freight Prohibited: false\u003cbr\u003e\nNot Carb Approved: false\u003cbr\u003e\nLtl Freight Required: false\u003cbr\u003e\nProp 65: Unknown\u003cbr\u003e\nPart Type: powersports\u003cbr\u003e\nEpa: N\/A\u003cbr\u003e\nCarb Acknowledgement Required: false\u003cbr\u003e\nRegular Stock: t\u003cbr\u003e\nUnits Per Sku: 1\u003cbr\u003e\nFitment:\u003cbr\u003e\n1986 Honda CR80R Base\u003cbr\u003e\n1987 Honda CR80R Base\u003cbr\u003e\n1988 Honda CR80R Base\u003cbr\u003e\n1989 Honda CR80R Base\u003cbr\u003e\n1990 Honda CR80R Base\u003cbr\u003e\n1991 Honda CR80R Base\u003cbr\u003e\n1992 Honda CR80R Base\u003cbr\u003e\n1993 Honda CR80R Base\u003cbr\u003e\n1994 Honda CR80R Base\u003cbr\u003e\n1995 Honda CR80R Base\u003cbr\u003e\n1996 Honda CR80R Base\u003cbr\u003e\n1996 Honda CR80RB Expert Base\u003cbr\u003e\n1997 Honda CR80R Base\u003cbr\u003e\n1997 Honda CR80RB Expert Base\u003cbr\u003e\n1998 Honda CR80R Base\u003cbr\u003e\n1998 Honda CR80RB Expert Base\u003cbr\u003e\n1999 Honda CR80R Base\u003cbr\u003e\n1999 Honda CR80RB Expert Base\u003cbr\u003e\n2000 Honda CR80R Base\u003cbr\u003e\n2000 Honda CR80RB Expert Base\u003cbr\u003e\n2001 Honda CR80R Base\u003cbr\u003e\n2001 Honda CR80RB Expert Base\u003cbr\u003e\n2002 Honda CR80R Base\u003cbr\u003e\n2002 Honda CR80RB Expert Base\u003cbr\u003e\n2003 Honda CR85R Base\u003cbr\u003e\n2003 Honda CR85RB Expert Base\u003cbr\u003e\n2004 Honda CR85R Base\u003cbr\u003e\n2004 Honda CR85RB Expert Base\u003cbr\u003e\n2005 Honda CR85R Base\u003cbr\u003e\n2005 Honda CR85RB Expert Base\u003cbr\u003e\n2006 Honda CR85R Base\u003cbr\u003e\n2006 Honda CR85RB Expert Base\u003cbr\u003e\n2007 Honda CR85R Base\u003cbr\u003e\n2007 Honda CR85RB Expert Base\u003cbr\u003e\n2007 Honda CRF150R Base\u003cbr\u003e\n2008 Honda CRF150R Base\u003cbr\u003e\n2009 Honda CRF150R Base\u003cbr\u003e\n2012 Honda CRF150R Base\u003cbr\u003e\n2013 Honda CRF150R Base\u003cbr\u003e\n2014 Honda CRF150R Base\u003cbr\u003e\n2015 Honda CRF150R Base\u003cbr\u003e\n2016 Honda CRF150R Base\u003cbr\u003e\n2017 Honda CRF150R Base\u003cbr\u003e\n2018 Honda CRF150R Base\u003cbr\u003e\n2019 Honda CRF150R Base\u003cbr\u003e\n2020 Honda CRF150R Base\u003cbr\u003e\n2021 Honda CRF150R Base","brand":"Renthal","offers":[{"title":"Default Title","offer_id":68303816261867,"sku":"596867","price":94.46,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0611\/3882\/9547\/files\/7805a97f0bbb744bb1ab2789ff2d804e_2fdf4f2b-2734-4217-977c-a1e433799077.jpg?v=1793257254","url":"https:\/\/ctracingservices.com\/products\/renthal-420-49p-189u-420-49grsi-rear-grooved-sprocket-49-tooth","provider":"Cascade Tire \u0026 Racing Services","version":"1.0","type":"link"}