{"product_id":"2489341-prox-piston-kit-for-derbi-gpr-50-2009-2012-standard-size-a","title":"Prox Piston Kit For Derbi GPR 50 2009-2012 Standard Size A","description":"\u003cp\u003eThe \u003cstrong\u003eProx Piston Kit For Derbi GPR 50 2009-2012 Standard Size A \u003c\/strong\u003e is part of the latest collection from Prox.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eProX piston designs are usually similar to the OEM\/stock configurations, although sometimes these designs are adjusted whenever the ProX engineers discover an opportunity for increased performance\u003c\/li\u003e\n\u003cli\u003eProX cast pistons are very stable\u003c\/li\u003e\n\u003cli\u003eProX cast pistons are made through gravity casting using aluminum alloy with approximately 18 percent silicon content\u003c\/li\u003e\n\u003cli\u003eSilicon plays a vital role in ProX’s cast piston manufacturing, as it decreases thermal expansion\u003c\/li\u003e\n\u003cli\u003eProX two-stroke pistons are manufactured for both cast iron cylinder bores and Nikasil cylinder bores\u003c\/li\u003e\n\u003cli\u003eRegarding Nikasil cylinder bores, ProX offers a variety in oversizes graded in A\/B\/C\/D sizing, each going up 0.01mm in diameter\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cb\u003eSpecifications:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eEngine Type: 2-Stroke\u003c\/li\u003e\n\u003cli\u003ePiston Diameter: 39.85 mm\u003c\/li\u003e\n\u003cli\u003ePiston Material: Aluminum Alloy| Cast\u003c\/li\u003e\n\u003cli\u003ePiston Size: Standard Size A\u003c\/li\u003e\n\u003cli\u003eProduct Name: Piston Kit\u003c\/li\u003e\n\u003cli\u003eRing Material: Steel\u003c\/li\u003e\n\u003cli\u003eStyle: Cast Replica\u003c\/li\u003e\n\u003cli\u003eUnits: Kit\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cb\u003eTo fit:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eAPRILIA RS 50  2006  European Models\u003c\/li\u003e\n\u003cli\u003eAPRILIA RS 50  2007  European Models\u003c\/li\u003e\n\u003cli\u003eAPRILIA RS 50  2008  European Models\u003c\/li\u003e\n\u003cli\u003eAPRILIA RX 50  2006  European Models\u003c\/li\u003e\n\u003cli\u003eAPRILIA RX 50  2007  European Models\u003c\/li\u003e\n\u003cli\u003eAPRILIA RX 50  2008  European Models\u003c\/li\u003e\n\u003cli\u003eAPRILIA SX 50  2006  European Models\u003c\/li\u003e\n\u003cli\u003eAPRILIA SX 50  2007  European Models\u003c\/li\u003e\n\u003cli\u003eAPRILIA SX 50  2008  European Models\u003c\/li\u003e\n\u003cli\u003eDERBI GPR 50 NUDE 2009  European Models\u003c\/li\u003e\n\u003cli\u003eDERBI GPR 50 NUDE 2010  European Models\u003c\/li\u003e\n\u003cli\u003eDERBI GPR 50 NUDE 2011  European Models\u003c\/li\u003e\n\u003cli\u003eDERBI GPR 50 RACING 2004 Replica European Models\u003c\/li\u003e\n\u003cli\u003eDERBI GPR 50  2009  European Models\u003c\/li\u003e\n\u003cli\u003eDERBI GPR 50  2010  European Models\u003c\/li\u003e\n\u003cli\u003eDERBI GPR 50  2011  European Models\u003c\/li\u003e\n\u003cli\u003eDERBI GPR 50  2012  European Models\u003c\/li\u003e\n\u003cli\u003eDERBI SENDA 50 R 2003 X-Treme European Models\u003c\/li\u003e\n\u003cli\u003eDERBI SENDA 50 R 2005 X-Treme European Models\u003c\/li\u003e\n\u003cli\u003eDERBI SENDA 50 R 2006 X-Treme European Models\u003c\/li\u003e\n\u003cli\u003eDERBI SENDA 50 R 2007 X-Treme European Models\u003c\/li\u003e\n\u003cli\u003eDERBI SENDA 50 R 2008 X-Treme European Models\u003c\/li\u003e\n\u003cli\u003eDERBI SENDA 50 R 2009 X-Treme European Models\u003c\/li\u003e\n\u003cli\u003eDERBI SENDA 50 R 2010 X-Treme European Models\u003c\/li\u003e\n\u003cli\u003eDERBI SENDA 50 R 2011 X-Treme European Models\u003c\/li\u003e\n\u003cli\u003eDERBI SENDA 50 R 2012 X-Treme European Models\u003c\/li\u003e\n\u003cli\u003eDERBI SENDA 50 SM 2003 X-Treme European Models\u003c\/li\u003e\n\u003cli\u003eDERBI SENDA 50 SM 2004 X-Treme European Models\u003c\/li\u003e\n\u003cli\u003eDERBI SENDA 50 SM 2005 X-Treme European Models\u003c\/li\u003e\n\u003cli\u003eDERBI SENDA 50 SM 2006 X-Treme European Models\u003c\/li\u003e\n\u003cli\u003eDERBI SENDA 50 SM 2007 X-Treme European Models\u003c\/li\u003e\n\u003cli\u003eDERBI SENDA 50 SM 2008 X-Treme European Models\u003c\/li\u003e\n\u003cli\u003eDERBI SENDA 50 SM 2009 X-Treme European Models\u003c\/li\u003e\n\u003cli\u003eDERBI SENDA 50 SM 2010 X-Treme European Models\u003c\/li\u003e\n\u003cli\u003eDERBI SENDA 50 SM 2011 X-Treme European Models\u003c\/li\u003e\n\u003cli\u003eDERBI SENDA 50 SM 2012 X-Treme European Models\u003c\/li\u003e\n\u003cli\u003eGILERA RCR 50  2003 Enduro European Models\u003c\/li\u003e\n\u003cli\u003eGILERA RCR 50  2004 Enduro European Models\u003c\/li\u003e\n\u003cli\u003eGILERA RCR 50  2004 Supermoto European Models\u003c\/li\u003e\n\u003cli\u003eGILERA RCR 50  2005  European Models\u003c\/li\u003e\n\u003cli\u003eGILERA RCR 50  2006  European Models\u003c\/li\u003e\n\u003cli\u003eGILERA SMT 50  2003  European Models\u003c\/li\u003e\n\u003cli\u003eGILERA SMT 50  2004  European Models\u003c\/li\u003e\n\u003cli\u003eGILERA SMT 50  2005  European Models\u003c\/li\u003e\n\u003cli\u003eGILERA SMT 50  2006  European Models\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cb\u003eManufacturer part number: \u003c\/b\u003e01.7010.A\u003c\/p\u003e\u003cp\u003eView all \u003cstrong\u003e\u003ca href=\"https:\/\/www.ghostbikes.com\/collections\/prox\"\u003eProx\u003c\/a\u003e\u003c\/strong\u003e. View all \u003cstrong\u003e\u003ca href=\"https:\/\/www.ghostbikes.com\/collections\/parts-spares\"\u003eParts and spares\u003c\/a\u003e\u003c\/strong\u003e.\u003c\/p\u003e","brand":"Prox","offers":[{"title":"Default Title","offer_id":55708830433666,"sku":"2489341","price":40.49,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0861\/9452\/0351\/files\/120578_849x913_31db2f6d-a5f8-4370-9c9a-697286c2921b.jpg?v=1758551780","url":"https:\/\/www.ghostbikes.com\/products\/2489341-prox-piston-kit-for-derbi-gpr-50-2009-2012-standard-size-a","provider":"Ghostbikes","version":"1.0","type":"link"}