{"product_id":"dirt-tricks-cr-51-raw-51-tooth-chromoly-rear-sprocket-for-honda-520-chain","title":"Dirt Tricks CR-51-RAW 51-Tooth Chromoly Rear Sprocket for Honda 520 Chain","description":"\u003cp\u003eThe Dirt Tricks CR-51-RAW Rear Sprocket is a 51-tooth chromoly sprocket designed for select Honda off-road and motocross motorcycles using a 520 chain. Developed by Dirt Tricks president and engineer Greg Burns, this sprocket reflects the company’s expertise in aerospace-grade steels, advanced heat treatment, and finite element analysis. Its minimalist design delivers a strong, lightweight alternative to conventional steel sprockets while supporting dependable performance during demanding riding.\u003c\/p\u003e\u003cp\u003eBuilt for long service life, the Dirt Tricks CR-51-RAW is engineered to be approximately 2.5 times stronger than stainless steel. The raw chromoly construction provides a durable foundation for riders who need reliable chain engagement, consistent power transfer, and resistance to wear. Dirt Tricks backs its rear sprockets with a two-year guarantee and will replace the sprocket if it wears out within the covered period.\u003c\/p\u003e\u003cp\u003eFitment includes the 2017 Honda CRF450RX; 2018 Honda CRF450R, CRF450RX, and CRF250R; 2019 Honda CRF450R, CRF450RX, CRF450X, CRF250R, CRF450R W.E., and CRF250RX. Verify the motorcycle model, chain size, tooth count, and existing drivetrain configuration before installation. The manufacturer part number is CR-51-RAW, and the vendor part number is 254-120151W.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e51-tooth chromoly rear sprocket for 520 chain applications\u003c\/li\u003e\n\u003cli\u003eDesigned by Dirt Tricks using aerospace steel expertise, heat treatment, and FEA stress analysis\u003c\/li\u003e\n\u003cli\u003eMinimalist design provides high strength with weight comparable to aluminum sprockets\u003c\/li\u003e\n\u003cli\u003eApproximately 2.5 times stronger than stainless steel\u003c\/li\u003e\n\u003cli\u003eRaw finish offers a durable, functional appearance\u003c\/li\u003e\n\u003cli\u003eCovered by Dirt Tricks' two-year wear guarantee\u003c\/li\u003e\n\u003cli\u003eFits select 2017-2019 Honda CRF motocross and off-road models\u003c\/li\u003e\n\u003cli\u003eManufacturer Part Number: CR-51-RAW\u003c\/li\u003e\n\u003cli\u003eVendor Part Number: 254-120151W\u003c\/li\u003e\n\u003c\/ul\u003e\u003cbr\u003e\nFitment:\u003cbr\u003e\n1983 Honda CR125R\u003cbr\u003e\n1984 Honda CR125R\u003cbr\u003e\n1984 Honda CR250R\u003cbr\u003e\n1984 Honda CR500R\u003cbr\u003e\n1985 Honda CR125R\u003cbr\u003e\n1985 Honda CR250R\u003cbr\u003e\n1985 Honda CR500R\u003cbr\u003e\n1986 Honda CR125R\u003cbr\u003e\n1986 Honda CR250R\u003cbr\u003e\n1986 Honda CR500R\u003cbr\u003e\n1987 Honda CR125R\u003cbr\u003e\n1987 Honda CR250R\u003cbr\u003e\n1987 Honda CR500R\u003cbr\u003e\n1988 Honda CR125R\u003cbr\u003e\n1988 Honda CR250R\u003cbr\u003e\n1988 Honda CR500R\u003cbr\u003e\n1989 Honda CR125R\u003cbr\u003e\n1989 Honda CR250R\u003cbr\u003e\n1989 Honda CR500R\u003cbr\u003e\n1990 Honda CR125R\u003cbr\u003e\n1990 Honda CR250R\u003cbr\u003e\n1990 Honda CR500R\u003cbr\u003e\n1991 Honda CR125R\u003cbr\u003e\n1991 Honda CR250R\u003cbr\u003e\n1991 Honda CR500R\u003cbr\u003e\n1992 Honda CR125R\u003cbr\u003e\n1992 Honda CR250R\u003cbr\u003e\n1992 Honda CR500R\u003cbr\u003e\n1993 Honda CR125R\u003cbr\u003e\n1993 Honda CR250R\u003cbr\u003e\n1993 Honda CR500R\u003cbr\u003e\n1994 Honda CR125R\u003cbr\u003e\n1994 Honda CR250R\u003cbr\u003e\n1994 Honda CR500R\u003cbr\u003e\n1995 Honda CR125R\u003cbr\u003e\n1995 Honda CR250R\u003cbr\u003e\n1995 Honda CR500R\u003cbr\u003e\n1996 Honda CR125R\u003cbr\u003e\n1996 Honda CR250R\u003cbr\u003e\n1996 Honda CR500R\u003cbr\u003e\n1996 Honda XR250R\u003cbr\u003e\n1996 Honda XR400R\u003cbr\u003e\n1997 Honda CR125R\u003cbr\u003e\n1997 Honda CR250R\u003cbr\u003e\n1997 Honda CR500R\u003cbr\u003e\n1997 Honda XR250R\u003cbr\u003e\n1997 Honda XR400R\u003cbr\u003e\n1998 Honda CR125R\u003cbr\u003e\n1998 Honda CR250R\u003cbr\u003e\n1998 Honda CR500R\u003cbr\u003e\n1998 Honda XR250R\u003cbr\u003e\n1998 Honda XR400R\u003cbr\u003e\n1999 Honda CR125R\u003cbr\u003e\n1999 Honda CR250R\u003cbr\u003e\n1999 Honda CR500R\u003cbr\u003e\n1999 Honda XR250R\u003cbr\u003e\n1999 Honda XR400R\u003cbr\u003e\n2000 Honda CR125R\u003cbr\u003e\n2000 Honda CR250R\u003cbr\u003e\n2000 Honda CR500R\u003cbr\u003e\n2000 Honda XR250R\u003cbr\u003e\n2000 Honda XR400R\u003cbr\u003e\n2000 Honda XR650R\u003cbr\u003e\n2001 Honda CR125R\u003cbr\u003e\n2001 Honda CR250R\u003cbr\u003e\n2001 Honda CR500R\u003cbr\u003e\n2001 Honda XR250R\u003cbr\u003e\n2001 Honda XR400R\u003cbr\u003e\n2001 Honda XR650R\u003cbr\u003e\n2002 Honda CR125R\u003cbr\u003e\n2002 Honda CR250R\u003cbr\u003e\n2002 Honda CRF450R\u003cbr\u003e\n2002 Honda XR250R\u003cbr\u003e\n2002 Honda XR400R\u003cbr\u003e\n2002 Honda XR650R\u003cbr\u003e\n2003 Honda CR125R\u003cbr\u003e\n2003 Honda CR250R\u003cbr\u003e\n2003 Honda CRF150F\u003cbr\u003e\n2003 Honda CRF230F\u003cbr\u003e\n2003 Honda CRF450R\u003cbr\u003e\n2003 Honda XR250R\u003cbr\u003e\n2003 Honda XR400R\u003cbr\u003e\n2003 Honda XR650R\u003cbr\u003e\n2004 Honda CR125R\u003cbr\u003e\n2004 Honda CR250R\u003cbr\u003e\n2004 Honda CRF150F\u003cbr\u003e\n2004 Honda CRF230F\u003cbr\u003e\n2004 Honda CRF250R\u003cbr\u003e\n2004 Honda CRF250X\u003cbr\u003e\n2004 Honda CRF450R\u003cbr\u003e\n2004 Honda XR250R\u003cbr\u003e\n2004 Honda XR400R\u003cbr\u003e\n2004 Honda XR650R\u003cbr\u003e\n2005 Honda CR125R\u003cbr\u003e\n2005 Honda CR250R\u003cbr\u003e\n2005 Honda CRF150F\u003cbr\u003e\n2005 Honda CRF230F\u003cbr\u003e\n2005 Honda CRF250R\u003cbr\u003e\n2005 Honda CRF250X\u003cbr\u003e\n2005 Honda CRF450R\u003cbr\u003e\n2005 Honda CRF450X\u003cbr\u003e\n2005 Honda XR650R\u003cbr\u003e\n2006 Honda CR125R\u003cbr\u003e\n2006 Honda CR250R\u003cbr\u003e\n2006 Honda CRF150F\u003cbr\u003e\n2006 Honda CRF230F\u003cbr\u003e\n2006 Honda CRF250R\u003cbr\u003e\n2006 Honda CRF250X\u003cbr\u003e\n2006 Honda CRF450R\u003cbr\u003e\n2006 Honda CRF450X\u003cbr\u003e\n2006 Honda XR650R\u003cbr\u003e\n2007 Honda CR125R\u003cbr\u003e\n2007 Honda CR250R\u003cbr\u003e\n2007 Honda CRF150F\u003cbr\u003e\n2007 Honda CRF230F\u003cbr\u003e\n2007 Honda CRF250R\u003cbr\u003e\n2007 Honda CRF250X\u003cbr\u003e\n2007 Honda CRF450R\u003cbr\u003e\n2007 Honda CRF450X\u003cbr\u003e\n2007 Honda XR650R\u003cbr\u003e\n2008 Honda CRF150F\u003cbr\u003e\n2008 Honda CRF230F\u003cbr\u003e\n2008 Honda CRF250R\u003cbr\u003e\n2008 Honda CRF250X\u003cbr\u003e\n2008 Honda CRF450R\u003cbr\u003e\n2008 Honda CRF450X\u003cbr\u003e\n2009 Honda CRF150F\u003cbr\u003e\n2009 Honda CRF230F\u003cbr\u003e\n2009 Honda CRF250R\u003cbr\u003e\n2009 Honda CRF250X\u003cbr\u003e\n2009 Honda CRF450R\u003cbr\u003e\n2009 Honda CRF450X\u003cbr\u003e\n2010 Honda CRF150F\u003cbr\u003e\n2010 Honda CRF230F\u003cbr\u003e\n2010 Honda CRF250R\u003cbr\u003e\n2010 Honda CRF250X\u003cbr\u003e\n2010 Honda CRF450R\u003cbr\u003e\n2010 Honda CRF450X\u003cbr\u003e\n2011 Honda CRF150F\u003cbr\u003e\n2011 Honda CRF230F\u003cbr\u003e\n2011 Honda CRF250R\u003cbr\u003e\n2011 Honda CRF250X\u003cbr\u003e\n2011 Honda CRF450R\u003cbr\u003e\n2011 Honda CRF450X\u003cbr\u003e\n2012 Honda CRF150F\u003cbr\u003e\n2012 Honda CRF230F\u003cbr\u003e\n2012 Honda CRF250R\u003cbr\u003e\n2012 Honda CRF250X\u003cbr\u003e\n2012 Honda CRF450R\u003cbr\u003e\n2012 Honda CRF450X\u003cbr\u003e\n2013 Honda CRF150F\u003cbr\u003e\n2013 Honda CRF230F\u003cbr\u003e\n2013 Honda CRF250R\u003cbr\u003e\n2013 Honda CRF250X\u003cbr\u003e\n2013 Honda CRF450R\u003cbr\u003e\n2013 Honda CRF450X\u003cbr\u003e\n2014 Honda CRF150F\u003cbr\u003e\n2014 Honda CRF230F\u003cbr\u003e\n2014 Honda CRF250R\u003cbr\u003e\n2014 Honda CRF250X\u003cbr\u003e\n2014 Honda CRF450R\u003cbr\u003e\n2014 Honda CRF450X\u003cbr\u003e\n2015 Honda CRF150F\u003cbr\u003e\n2015 Honda CRF230F\u003cbr\u003e\n2015 Honda CRF250R\u003cbr\u003e\n2015 Honda CRF250X\u003cbr\u003e\n2015 Honda CRF450R\u003cbr\u003e\n2015 Honda CRF450X\u003cbr\u003e\n2016 Honda CRF150F\u003cbr\u003e\n2016 Honda CRF230F\u003cbr\u003e\n2016 Honda CRF250R\u003cbr\u003e\n2016 Honda CRF250X\u003cbr\u003e\n2016 Honda CRF450R\u003cbr\u003e\n2016 Honda CRF450X\u003cbr\u003e\n2017 Honda CRF150F\u003cbr\u003e\n2017 Honda CRF230F\u003cbr\u003e\n2017 Honda CRF250R\u003cbr\u003e\n2017 Honda CRF250X\u003cbr\u003e\n2017 Honda CRF450R\u003cbr\u003e\n2017 Honda CRF450RX\u003cbr\u003e\n2017 Honda CRF450X\u003cbr\u003e\n2018 Honda CRF230F\u003cbr\u003e\n2018 Honda CRF250R\u003cbr\u003e\n2018 Honda CRF250X\u003cbr\u003e\n2018 Honda CRF450R\u003cbr\u003e\n2018 Honda CRF450RX\u003cbr\u003e\n2018 Honda CRF450X\u003cbr\u003e\n2019 Honda CRF230F\u003cbr\u003e\n2019 Honda CRF250R\u003cbr\u003e\n2019 Honda CRF250RX\u003cbr\u003e\n2019 Honda CRF250X\u003cbr\u003e\n2019 Honda CRF450R\u003cbr\u003e\n2019 Honda CRF450R W.E.\u003cbr\u003e\n2019 Honda CRF450RX\u003cbr\u003e\n2019 Honda CRF450X\u003cbr\u003e\n2020 Honda CRF250R\u003cbr\u003e\n2020 Honda CRF250RX\u003cbr\u003e\n2020 Honda CRF250X\u003cbr\u003e\n2020 Honda CRF450R\u003cbr\u003e\n2020 Honda CRF450R W.E.\u003cbr\u003e\n2020 Honda CRF450RX\u003cbr\u003e\n2020 Honda CRF450X\u003cbr\u003e\n2021 Honda CRF250R\u003cbr\u003e\n2021 Honda CRF250RX\u003cbr\u003e\n2021 Honda CRF250X\u003cbr\u003e\n2021 Honda CRF450R\u003cbr\u003e\n2021 Honda CRF450R W.E.\u003cbr\u003e\n2021 Honda CRF450RX\u003cbr\u003e\n2021 Honda CRF450X\u003cbr\u003e\n2022 Honda CRF250R\u003cbr\u003e\n2022 Honda CRF250RX\u003cbr\u003e\n2022 Honda CRF450R\u003cbr\u003e\n2022 Honda CRF450R W.E.\u003cbr\u003e\n2022 Honda CRF450RX\u003cbr\u003e\n2022 Honda CRF450X\u003cbr\u003e\n2023 Honda CRF250R\u003cbr\u003e\n2023 Honda CRF250RX\u003cbr\u003e\n2023 Honda CRF450R\u003cbr\u003e\n2023 Honda CRF450R W.E.\u003cbr\u003e\n2023 Honda CRF450RX\u003cbr\u003e\n2023 Honda CRF450X\u003cbr\u003e\n2024 Honda CRF250R\u003cbr\u003e\n2024 Honda CRF250RX\u003cbr\u003e\n2024 Honda CRF450R\u003cbr\u003e\n2024 Honda CRF450R W.E.\u003cbr\u003e\n2024 Honda CRF450RX\u003cbr\u003e\n2024 Honda CRF450X\u003cbr\u003e\n2025 Honda CRF250R\u003cbr\u003e\n2025 Honda CRF250RX\u003cbr\u003e\n2025 Honda CRF450R\u003cbr\u003e\n2025 Honda CRF450R W.E.\u003cbr\u003e\n2025 Honda CRF450RX\u003cbr\u003e\n2025 Honda CRF450X\u003cbr\u003e\n2026 Honda CRF250R\u003cbr\u003e\n2026 Honda CRF250RX\u003cbr\u003e\n2026 Honda CRF450R\u003cbr\u003e\n2026 Honda CRF450R W.E.\u003cbr\u003e\n2026 Honda CRF450RX\u003cbr\u003e\n2026 Honda CRF450X","brand":"DIRT TRICKS","offers":[{"title":"Default Title","offer_id":67551052562667,"sku":"254-120151W","price":139.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0611\/3882\/9547\/files\/6018-68f131225c24c_55871f70-b062-4846-a460-2b8be27fac53.jpg?v=1790714196","url":"https:\/\/ctracingservices.com\/products\/dirt-tricks-cr-51-raw-51-tooth-chromoly-rear-sprocket-for-honda-520-chain","provider":"Cascade Tire \u0026 Racing Services","version":"1.0","type":"link"}