{"product_id":"renthal-ren437u-520-38gbsi-rear-grooved-sprocket-silver-520-38-teeth","title":"Renthal ren437U-520-38GBSI Rear Grooved Sprocket - Silver, 520-38 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 ren437U-520-38GBSI UltraLight Rear Chainwheel is a CNC-machined aluminum sprocket designed for powersports applications. Manufactured from 7075 T6 aluminum, it is engineered to provide a precise fitment, concentricity, and effective load dispersion. The sprocket features a grooved design and silver finish.\u003c\/p\u003e\u003cp\u003eRenthal computer engineers and tests these rear chainwheels to support reliable power transfer. Tooth profiling is designed to maximize power transfer, while the hardwearing surface treatment helps support durability in demanding riding conditions. The aluminum construction is stated to be 66% lighter than steel, making this sprocket a lightweight replacement option.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Features \u0026amp; Performance Benefits\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e7075 T6 Aluminum Construction:\u003c\/strong\u003e CNC-machined from high-strength aluminum for a lightweight sprocket design.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUltraLight Design:\u003c\/strong\u003e Stated to be 66% lighter than steel.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Engineering:\u003c\/strong\u003e Computer engineered and tested for precise fitment, concentricity, and load dispersion.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Transfer Tooth Profiling:\u003c\/strong\u003e Tooth profiling is designed to provide maximum power transfer.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eKey Product Specifications \u0026amp; Technical Data\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBrand: Renthal\u003c\/li\u003e\n\u003cli\u003ePart Number: ren437U-520-38GBSI\u003c\/li\u003e\n\u003cli\u003eProduct Type: UltraLight rear chainwheel\u003c\/li\u003e\n\u003cli\u003eMaterial: 7075 T6 aluminum\u003c\/li\u003e\n\u003cli\u003eChain Size: 520\u003c\/li\u003e\n\u003cli\u003eTooth Count: 38\u003c\/li\u003e\n\u003cli\u003eFinish: Silver\u003c\/li\u003e\n\u003cli\u003eDesign: Rear grooved sprocket\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eOne Renthal UltraLight rear grooved sprocket.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFitment\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eFits 2004-2009 Yamaha YFZ450, 2010-2011 Yamaha YFZ450X, 2011 Yamaha YFM250R Raptor, and 2012 Yamaha YFZ450.\u003c\/p\u003e\u003cbr\u003e\nFitments:\u003cbr\u003e\n2004 Yamaha YFZ450 Base\u003cbr\u003e\n2005 Yamaha YFZ450 Base\u003cbr\u003e\n2006 Yamaha YFM700R Raptor Base\u003cbr\u003e\n2006 Yamaha YFZ450 Base\u003cbr\u003e\n2007 Yamaha YFM700R Raptor Base\u003cbr\u003e\n2007 Yamaha YFZ450 Base\u003cbr\u003e\n2008 Yamaha YFM700R Raptor Base\u003cbr\u003e\n2008 Yamaha YFZ450 Base\u003cbr\u003e\n2009 Yamaha YFM700R Raptor Base\u003cbr\u003e\n2009 Yamaha YFZ450 Base\u003cbr\u003e\n2010 Yamaha YFM700R Raptor Base\u003cbr\u003e\n2010 Yamaha YFZ450 Base\u003cbr\u003e\n2010 Yamaha YFZ450X Base\u003cbr\u003e\n2011 Yamaha YFM250R Raptor Base\u003cbr\u003e\n2011 Yamaha YFM700R Raptor Base\u003cbr\u003e\n2011 Yamaha YFZ450 Base\u003cbr\u003e\n2011 Yamaha YFZ450X Base\u003cbr\u003e\n2012 Yamaha YFM700R Raptor Base\u003cbr\u003e\n2012 Yamaha YFZ450 Base\u003cbr\u003e\n2013 Yamaha YFM700R Raptor Base\u003cbr\u003e\n2013 Yamaha YFZ450 Base\u003cbr\u003e\n2014 Yamaha YFM700R Raptor Base\u003cbr\u003e\n2015 Yamaha YFM700R Raptor Base\u003cbr\u003e\n2016 Yamaha YFM700R Raptor Base\u003cbr\u003e\n2017 Yamaha YFM700R Raptor Base\u003cbr\u003e\n2018 Yamaha YFM700R Raptor Base\u003cbr\u003e\n2019 Yamaha YFM700R Raptor Base\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\u003ctd\u003eAir Freight Prohibited: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eNot Carb Approved: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eLtl Freight Required: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eProp 65: Unknown\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003ePart Type: powersports\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eEpa: N\/A\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eCarb Acknowledgement Required: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eRegular Stock: t\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eUnits Per Sku: 1\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"Renthal","offers":[{"title":"Default Title","offer_id":67984971202812,"sku":"437U-520-38GBSI","price":131.27,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0641\/6518\/3740\/files\/7805a97f0bbb744bb1ab2789ff2d804e_c462b5b7-0192-4ea1-bcc4-4fa312804ec1.jpg?v=1792896201","url":"https:\/\/diycustoms.store\/products\/renthal-ren437u-520-38gbsi-rear-grooved-sprocket-silver-520-38-teeth","provider":"diycustoms.store","version":"1.0","type":"link"}