{"product_id":"mgt1-peu-16186-01-2429-c","title":"Yamaha WR 125 [PROX] – piston kit for 4-stroke","description":"\u003ch2\u003ePiston kit for 4-stroke engines from PROX\u003c\/h2\u003e\n\n\u003cp\u003eThe piston kit from PROX is specially designed for 4-stroke engines and is suitable for use in the Yamaha WR 125. It is a complete piston set in standard size C, which is made of high-quality materials and has been precisely tailored to the technical requirements.\u003c\/p\u003e\n\n\u003ch3\u003eTechnical details\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e PROX\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEngine type:\u003c\/strong\u003e 4-stroke\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBore size:\u003c\/strong\u003e 95.00mm (standard)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePiston size:\u003c\/strong\u003e 94.97mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDisplacement:\u003c\/strong\u003e 450cc\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompression ratio:\u003c\/strong\u003e 12,5:1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePiston material:\u003c\/strong\u003e Aluminum alloy\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCoating of piston skirt:\u003c\/strong\u003e uncoated\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNumber of pieces:\u003c\/strong\u003e Kit (piston + rings)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eProduct description\u003c\/h3\u003e\n\u003cp\u003eThe piston kit consists of a piston and the associated piston rings, which together ensure optimal function in the engine. The piston skirt is uncoated, which is a proven design for use in standard engines. The aluminum alloy ensures low weight while maintaining high strength and thermal conductivity.\u003c\/p\u003e\n\n\u003cp\u003eThe precise manufacturing with a piston size of 94.97 mm and a bore of 95.00 mm guarantees precise assembly and reliable operation. The compression ratio of 12.5:1 supports efficient combustion and contributes to the engine's performance.\u003c\/p\u003e\n\n\u003cp\u003eThe piston kit is designed for use in the Yamaha WR 125 and represents a suitable replacement solution to maintain or restore engine condition. It is part of the Engine Group and belongs to the Piston + Ring Kits product category.\u003c\/p\u003e\u003cstyle\u003e.motorize-fitment-summary{display:inline-flex!important;align-items:center!important;justify-content:center!important;gap:12px!important;padding:14px 18px!important;border:2px solid #ff6a00!important;border-radius:14px!important;background:#fff!important;color:#111!important;text-decoration:none!important;font-weight:700!important;font-size:18px!important;line-height:1!important;box-sizing:border-box!important;cursor:pointer!important;width:calc(100% + 10px)!important;max-width:calc(100% + 10px)!important;margin:14px 0 14px -10px!important;list-style:none!important;}.motorize-fitment-summary::-webkit-details-marker{display:none!important;}@media (max-width:749px){.motorize-fitment-summary{width:100%!important;max-width:100%!important;margin-left:0!important;}}\u003c\/style\u003e\u003cdetails\u003e\u003csummary class=\"motorize-fitment-summary\"\u003eShow suitable vehicles (37)\u003c\/summary\u003e\u003cdiv style=\"overflow-x:auto\"\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003cth\u003emodel\u003c\/th\u003e\n\u003cth\u003edisplacement\u003c\/th\u003e\n\u003cth\u003eYear of construction\u003c\/th\u003e\n\u003cth\u003eVariant\u003c\/th\u003e\n\u003cth\u003ecountry\u003c\/th\u003e\n\u003cth\u003eposition\u003c\/th\u003e\n\u003cth\u003eNote\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eGAS GAS\u003c\/td\u003e\n\u003ctd\u003eEC 450 F\u003c\/td\u003e\n\u003ctd\u003e450\u003c\/td\u003e\n\u003ctd\u003e2013\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eEUROPE\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGAS GAS\u003c\/td\u003e\n\u003ctd\u003eEC 450 F\u003c\/td\u003e\n\u003ctd\u003e450\u003c\/td\u003e\n\u003ctd\u003e2014-2015\u003c\/td\u003e\n\u003ctd\u003eRacing\u003c\/td\u003e\n\u003ctd\u003eEUROPE\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYAMAHA\u003c\/td\u003e\n\u003ctd\u003eWR 450 F\u003c\/td\u003e\n\u003ctd\u003e450\u003c\/td\u003e\n\u003ctd\u003e2003-2004, 2013-2015\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eEUROPE\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYAMAHA\u003c\/td\u003e\n\u003ctd\u003eWR 450 F\u003c\/td\u003e\n\u003ctd\u003e450\u003c\/td\u003e\n\u003ctd\u003e2003-2015\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eAMERICA\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYAMAHA\u003c\/td\u003e\n\u003ctd\u003eWR 450 F\u003c\/td\u003e\n\u003ctd\u003e449\u003c\/td\u003e\n\u003ctd\u003e2005-2012\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eEUROPE\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYAMAHA\u003c\/td\u003e\n\u003ctd\u003eYZ 450 F\u003c\/td\u003e\n\u003ctd\u003e450\u003c\/td\u003e\n\u003ctd\u003e2003-2009\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eALL\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYAMAHA\u003c\/td\u003e\n\u003ctd\u003eYZ 450 F\u003c\/td\u003e\n\u003ctd\u003e450\u003c\/td\u003e\n\u003ctd\u003e2006\u003c\/td\u003e\n\u003ctd\u003e50th Anniversary\u003c\/td\u003e\n\u003ctd\u003eAMERICA\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/details\u003e","brand":"PEU","offers":[{"title":"Default Title","offer_id":57089161986374,"sku":"MGT1-PEU-16186-01-2429-C","price":221.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0871\/4616\/8646\/files\/996fe7799a48505d1ca0b3849dfbb704_600_fbada33d-4206-4adc-ab79-9b4d3939bc84.webp?v=1786102518","url":"https:\/\/motorize.at\/en\/products\/yamaha-wr-125-prox-piston-kit-for-4-stroke-2","provider":"Motorize","version":"1.0","type":"link"}