{"product_id":"yamaha-genuine-yzf-r1-front-brake-caliper-piston-kit-4xv-w0057-50","title":"Yamaha Genuine YZF-R1 Front Brake Caliper Piston Kit 4XV-W0057-50","description":"\u003cp\u003e\u003cimg\u003e\u003cimg\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0899\/5009\/3636\/files\/download.png?v=1736759431\" alt=\"Yamaha Genuine OEM\" style=\"float: none;\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eProduct Description\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eGenuine front brake caliper piston kit (Piston Assy, Caliper) supplied directly by Yamaha complete with its matched OEM fluid pressure seal and dust wiper seal ring. Specifically designed for Sumitomo 4-piston monoblock front brake calipers, these pistons feature a hard-anodized surface treatment to resist heat fading, prevent corrosion pitting, and ensure fluid-tight sealing under high braking pressures.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eVehicle Compatibility\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eStandard Genuine replacement fitment across Yamaha superbike, supersport, and sport touring platforms equipped with Sumitomo 4-piston calipers:\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMake\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eChassis \/ Engine Code\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eModel Years\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cb\u003eYamaha\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eYZF-R1\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e4XV \/ 5JJ \/ 5PW (1000cc 4T LC)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1998–2003\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eFront Brake Caliper Piston \u0026amp; Seal Assembly\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cb\u003eYamaha\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eYZF-R6\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e5EB \/ 5MT (600cc 4T LC)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1999–2002\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eFront Brake Caliper Piston \u0026amp; Seal Assembly\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cb\u003eYamaha\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eYZF600R Thundercat\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e4TV \/ 4WD (600cc 4T LC)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1996–2003\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eFront Brake Caliper Piston \u0026amp; Seal Assembly\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cb\u003eYamaha\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eFZS1000 Fazer\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e5LV \/ 1C2 (1000cc 4T LC)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e2001–2005\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eFront Brake Caliper Piston \u0026amp; Seal Assembly\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eFitment Details\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eUnlike bare piston replacement options, the Genuine \u003ccode\u003e4XV-W0057-50\u003c\/code\u003e factory package includes the original inner square-profile fluid seal and outer wiper seal needed for a full caliper piston service. Ensure caliper piston bores are fully cleaned of old brake fluid varnish and oxidation before installing the new seals and lubricate all mating surfaces with clean DOT 4 brake fluid or red rubber grease during assembly.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ePlease ensure the part number matches your motorbike before purchasing. If you have any questions about the part or its compatibility, feel free to contact us. We’re here to help!\u003c\/p\u003e\n\u003cp\u003eAt\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eDmmotorcycles\u003c\/strong\u003e, we’ve specialized in vintage and vintage sports motorcycles and parts directly from Japan since 1998. We stock a wide selection of rare\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003egenuine\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand high-quality\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eaftermarket\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eparts and continually update our inventory to meet growing demand.\u003c\/p\u003e\n\u003cp\u003eLooking for a specific part? Don’t hesitate to ask! We may have it in stock even if it’s not listed online. If not, we’ll do our best to source it for you.\u003c\/p\u003e\n\u003cp\u003eWe’re also happy to provide guidance on installation and offer excellent after-sales support to ensure your satisfaction.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eShipping Information\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eWe ship worldwide, carefully inspecting and securely packing all parts to ensure safe delivery. Your order will be insured and shipped quickly, with the best available shipping option chosen for speed and reliability.\u003c\/p\u003e\n\u003cp\u003ePlease note:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAll parts are shipped from Cyprus (Europe).\u003c\/li\u003e\n\u003cli\u003eCustomers outside the EU may incur additional import taxes based on the value of the item.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"font-family: Arial; font-size: large;\"\u003e\u003cimg alt=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"Yamaha","offers":[{"title":"Default Title","offer_id":57201287856452,"sku":null,"price":65.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0899\/5009\/3636\/files\/IMG_20260904_114556_45352f58-ed11-444f-918a-587002a8b3dd.jpg?v=1788761609","url":"https:\/\/www.dm-motorcycles.com\/products\/yamaha-genuine-yzf-r1-front-brake-caliper-piston-kit-4xv-w0057-50","provider":"www.dm-motorcycles.com","version":"1.0","type":"link"}