{"product_id":"renthal-04-16-hon-crf250x-87-90-91-cr250r-2004-cr125r-rear-grooved-sprocket-silver-520-53p-teeth","title":"Renthal 04-16 Hon CRF250X\/ 87\/90-91 CR250R\/2004 CR125R Rear Grooved Sprocket - Silver 520-53P Teeth","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 520-53GRSI UltraLight Rear Chainwheel is engineered for high-performance powersports applications, offering a significant reduction in weight while maintaining exceptional strength and durability. Crafted from CNC-machined 7075 T6 aluminum, this sprocket is approximately 66% lighter than traditional steel alternatives, making it ideal for racing or aggressive riding environments where weight savings can enhance maneuverability and acceleration. The computer-engineered design ensures a precise fit, optimal concentricity, and even load dispersion, which contributes to efficient power transfer and extended component lifespan. Its tooth profile is specifically designed to maximize engagement and drive efficiency, ensuring that every ounce of power from your engine is effectively transmitted to the rear wheel. The surface treatment enhances wear resistance, further supporting long-term performance in demanding riding conditions.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eMaterial: CNC machined from premium 7075 T6 aluminum for strength and lightweight performance\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eWeight Savings: Approximately 66% lighter than steel sprockets for improved handling and acceleration\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePrecision\u003cbr\u003e\nFitment:\u003cbr\u003e\nHonda CR125R Base 1987\u003cbr\u003e\nHonda CR125R Base 1988\u003cbr\u003e\nHonda CR125R Base 1989\u003cbr\u003e\nHonda CR125R Base 1990\u003cbr\u003e\nHonda CR125R Base 1991\u003cbr\u003e\nHonda CR125R Base 1992\u003cbr\u003e\nHonda CR125R Base 1993\u003cbr\u003e\nHonda CR125R Base 1994\u003cbr\u003e\nHonda CR125R Base 1995\u003cbr\u003e\nHonda CR125R Base 1996\u003cbr\u003e\nHonda CR125R Base 1997\u003cbr\u003e\nHonda CR125R Base 1998\u003cbr\u003e\nHonda CR125R Base 1999\u003cbr\u003e\nHonda CR125R Base 2000\u003cbr\u003e\nHonda CR125R Base 2001\u003cbr\u003e\nHonda CR125R Base 2002\u003cbr\u003e\nHonda CR125R Base 2003\u003cbr\u003e\nHonda CR125R Base 2004\u003cbr\u003e\nHonda CR125R Base 2005\u003cbr\u003e\nHonda CR125R Base 2006\u003cbr\u003e\nHonda CR125R Base 2007\u003cbr\u003e\nHonda CR250R Base 1984\u003cbr\u003e\nHonda CR250R Base 1985\u003cbr\u003e\nHonda CR250R Base 1986\u003cbr\u003e\nHonda CR250R Base 1987\u003cbr\u003e\nHonda CR500R Base 1988\u003cbr\u003e\nHonda CR500R Base 1989\u003cbr\u003e\nHonda CR500R Base 1990\u003cbr\u003e\nHonda CR500R Base 1991\u003cbr\u003e\nHonda CR500R Base 1992\u003cbr\u003e\nHonda CR500R Base 1993\u003cbr\u003e\nHonda CR500R Base 1994\u003cbr\u003e\nHonda CR500R Base 1995\u003cbr\u003e\nHonda CR500R Base 1996\u003cbr\u003e\nHonda CR500R Base 1997\u003cbr\u003e\nHonda CR500R Base 1998\u003cbr\u003e\nHonda CR500R Base 1999\u003cbr\u003e\nHonda CR500R Base 2000\u003cbr\u003e\nHonda CR500R Base 2001\u003cbr\u003e\nHonda CRF150F Base 2005\u003cbr\u003e\nHonda CRF150F Base 2006\u003cbr\u003e\nHonda CRF150F Base 2007\u003cbr\u003e\nHonda CRF150F Base 2008\u003cbr\u003e\nHonda CRF150F Base 2009\u003cbr\u003e\nHonda CRF150F Base 2012\u003cbr\u003e\nHonda CRF150F Base 2013\u003cbr\u003e\nHonda CRF150F Base 2014\u003cbr\u003e\nHonda CRF150F Base 2015\u003cbr\u003e\nHonda CRF150F Base 2016\u003cbr\u003e\nHonda CRF150F Base 2017\u003cbr\u003e\nHonda CRF230F Base 2005\u003cbr\u003e\nHonda CRF230F Base 2006\u003cbr\u003e\nHonda CRF230F Base 2007\u003cbr\u003e\nHonda CRF230F Base 2008\u003cbr\u003e\nHonda CRF230F Base 2009\u003cbr\u003e\nHonda CRF230F Base 2012\u003cbr\u003e\nHonda CRF230F Base 2013\u003cbr\u003e\nHonda CRF230F Base 2014\u003cbr\u003e\nHonda CRF230F Base 2015\u003cbr\u003e\nHonda CRF230F Base 2016\u003cbr\u003e\nHonda CRF230F Base 2017\u003cbr\u003e\nHonda CRF230F Base 2019\u003cbr\u003e\nHonda CRF250F Base 2019\u003cbr\u003e\nHonda CRF250F Base 2020\u003cbr\u003e\nHonda CRF250F Base 2021\u003cbr\u003e\nHonda CRF250R Base 2004\u003cbr\u003e\nHonda CRF250R Base 2005\u003cbr\u003e\nHonda CRF250R Base 2006\u003cbr\u003e\nHonda CRF250R Base 2007\u003cbr\u003e\nHonda CRF250R Base 2008\u003cbr\u003e\nHonda CRF250R Base 2009\u003cbr\u003e\nHonda CRF250R Base 2010\u003cbr\u003e\nHonda CRF250R Base 2011\u003cbr\u003e\nHonda CRF250R Base 2012\u003cbr\u003e\nHonda CRF250R Base 2013\u003cbr\u003e\nHonda CRF250R Base 2014\u003cbr\u003e\nHonda CRF250R Base 2015\u003cbr\u003e\nHonda CRF250R Base 2016\u003cbr\u003e\nHonda CRF250R Base 2017\u003cbr\u003e\nHonda CRF250R Base 2018\u003cbr\u003e\nHonda CRF250R Base 2019\u003cbr\u003e\nHonda CRF250R Base 2020\u003cbr\u003e\nHonda CRF250R Base 2021\u003cbr\u003e\nHonda CRF250RX Base 2019\u003cbr\u003e\nHonda CRF250RX Base 2020\u003cbr\u003e\nHonda CRF250RX Base 2021\u003cbr\u003e\nHonda CRF250X Base 2004\u003cbr\u003e\nHonda CRF250X Base 2005\u003cbr\u003e\nHonda CRF250X Base 2006\u003cbr\u003e\nHonda CRF250X Base 2007\u003cbr\u003e\nHonda CRF250X Base 2008\u003cbr\u003e\nHonda CRF250X Base 2009\u003cbr\u003e\nHonda CRF250X Base 2012\u003cbr\u003e\nHonda CRF250X Base 2013\u003cbr\u003e\nHonda CRF250X Base 2014\u003cbr\u003e\nHonda CRF250X Base 2015\u003cbr\u003e\nHonda CRF250X Base 2016\u003cbr\u003e\nHonda CRF250X Base 2017\u003cbr\u003e\nHonda CRF450L Base 2019\u003cbr\u003e\nHonda CRF450R Base 2002\u003cbr\u003e\nHonda CRF450R Base 2003\u003cbr\u003e\nHonda CRF450R Base 2004\u003cbr\u003e\nHonda CRF450R Base 2005\u003cbr\u003e\nHonda CRF450R Base 2006\u003cbr\u003e\nHonda CRF450R Base 2007\u003cbr\u003e\nHonda CRF450R Base 2008\u003cbr\u003e\nHonda CRF450R Base 2009\u003cbr\u003e\nHonda CRF450R Base 2010\u003cbr\u003e\nHonda CRF450R Base 2011\u003cbr\u003e\nHonda CRF450R Base 2012\u003cbr\u003e\nHonda CRF450R Base 2013\u003cbr\u003e\nHonda CRF450R Base 2014\u003cbr\u003e\nHonda CRF450R Base 2015\u003cbr\u003e\nHonda CRF450R Base 2016\u003cbr\u003e\nHonda CRF450R Base 2017\u003cbr\u003e\nHonda CRF450R Base 2018\u003cbr\u003e\nHonda CRF450R Base 2019\u003cbr\u003e\nHonda CRF450R Base 2020\u003cbr\u003e\nHonda CRF450R Base 2021\u003cbr\u003e\nHonda CRF450RL Base 2021\u003cbr\u003e\nHonda CRF450RWE Base 2019\u003cbr\u003e\nHonda CRF450RWE Base 2020\u003cbr\u003e\nHonda CRF450RWE Base 2021\u003cbr\u003e\nHonda CRF450X Base 2005\u003cbr\u003e\nHonda CRF450X Base 2006\u003cbr\u003e\nHonda CRF450X Base 2007\u003cbr\u003e\nHonda CRF450X Base 2008\u003cbr\u003e\nHonda CRF450X Base 2009\u003cbr\u003e\nHonda CRF450X Base 2012\u003cbr\u003e\nHonda CRF450X Base 2013\u003cbr\u003e\nHonda CRF450X Base 2014\u003cbr\u003e\nHonda CRF450X Base 2015\u003cbr\u003e\nHonda CRF450X Base 2016\u003cbr\u003e\nHonda CRF450X Base 2017\u003cbr\u003e\nHonda CRF450X Base 2018\u003cbr\u003e\nHonda CRF450X Base 2019\u003cbr\u003e\nHonda CRF450X Base 2020\u003cbr\u003e\nHonda CRF450X Base 2021\u003cbr\u003e\nHonda XR250R Base 1996\u003cbr\u003e\nHonda XR250R Base 1997\u003cbr\u003e\nHonda XR250R Base 1998\u003cbr\u003e\nHonda XR250R Base 1999\u003cbr\u003e\nHonda XR250R Base 2000\u003cbr\u003e\nHonda XR250R Base 2001\u003cbr\u003e\nHonda XR250R Base 2002\u003cbr\u003e\nHonda XR250R Base 2003\u003cbr\u003e\nHonda XR250R Base 2004\u003cbr\u003e\nHonda XR400R Base 1996\u003cbr\u003e\nHonda XR400R Base 1997\u003cbr\u003e\nHonda XR400R Base 1998\u003cbr\u003e\nHonda XR400R Base 1999\u003cbr\u003e\nHonda XR400R Base 2000\u003cbr\u003e\nHonda XR400R Base 2001\u003cbr\u003e\nHonda XR400R Base 2002\u003cbr\u003e\nHonda XR400R Base 2003\u003cbr\u003e\nHonda XR400R Base 2004\u003cbr\u003e\nHonda XR650R Base 2000\u003cbr\u003e\nHonda XR650R Base 2001\u003cbr\u003e\nHonda XR650R Base 2002\u003cbr\u003e\nHonda XR650R Base 2003\u003cbr\u003e\nHonda XR650R Base 2004\u003cbr\u003e\nHonda XR650R Base 2005\u003cbr\u003e\nHonda XR650R Base 2006\u003cbr\u003e\nHonda XR650R Base 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