{"product_id":"piston-kit-yz-250f-2019-76-96-a-wossner-8957da-b7b-11631-00-00","title":"Piston Kit YZ 250F 2019 76.96 A, Wossner 8957DA, B7B-11631-00-00","description":"\u003cp\u003eThe Wossner Forged Piston Kit (8957DA) with a standard 77mm bore is designed for the Yamaha YZ250F (2019). Engineered in Germany, this high-performance forged piston delivers strength, efficient heat transfer, and consistent load distribution. Its elliptical design minimises localised stress and helps prevent piston collapse under high-performance conditions.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e \u003cp\u003eForged construction for enhanced strength and durability\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003eDesigned for optimal combustion heat transfer to cylinder walls\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003eElliptical skirt profile ensures even thrust load distribution\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003eManufactured in Germany\u003c\/p\u003e \u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e \u003cp\u003ePiston Size: 77mm (STD)\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003eKit Part Number: 56-W8812.A.WO\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003eWossner Part Number: 8957DA\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003ePiston Type: Forged\u003c\/p\u003e \u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eCross-Reference OEM Part Numbers\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e \u003cp\u003eB7B-11631-00-00\u003c\/p\u003e \u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eVehicle Fitments\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e \u003cp\u003eYamaha YZ250F (2019)\u003c\/p\u003e \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- venture-connect-compatibility:start --\u003e\n\u003csection class=\"venture-connect-compatibility\"\u003e\u003ch3\u003eVehicle Compatibility\u003c\/h3\u003e\n\u003cp\u003ePlease check the exact model and year before ordering.\u003c\/p\u003e\n\u003cdiv style=\"overflow-x:auto\"\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eManufacturer\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eYears\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eYAMAHA\u003c\/td\u003e\n\u003ctd\u003eYZ FX 250\u003c\/td\u003e\n\u003ctd\u003e2020\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYAMAHA\u003c\/td\u003e\n\u003ctd\u003eYZ FX 250\u003c\/td\u003e\n\u003ctd\u003e2020-2021\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYAMAHA\u003c\/td\u003e\n\u003ctd\u003eYZ F 250\u003c\/td\u003e\n\u003ctd\u003e2019-2020\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYAMAHA\u003c\/td\u003e\n\u003ctd\u003eWR F 250\u003c\/td\u003e\n\u003ctd\u003e2020\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYAMAHA\u003c\/td\u003e\n\u003ctd\u003eWR F 250\u003c\/td\u003e\n\u003ctd\u003e2020-2021\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYAMAHA\u003c\/td\u003e\n\u003ctd\u003eYZ F 250\u003c\/td\u003e\n\u003ctd\u003e2019-2021\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYAMAHA\u003c\/td\u003e\n\u003ctd\u003eYZF 250\u003c\/td\u003e\n\u003ctd\u003e2019\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYAMAHA\u003c\/td\u003e\n\u003ctd\u003eYZF 250\u003c\/td\u003e\n\u003ctd\u003e2018-2019\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\n\u003c!-- venture-connect-compatibility:end --\u003e","brand":"Wossner","offers":[{"title":"Default Title","offer_id":57506657501564,"sku":"56-W8812.A.WO","price":127.31,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/3952\/8167\/files\/stock92615_1.jpg?v=1790484748","url":"https:\/\/radhouse.co.uk\/products\/piston-kit-yz-250f-2019-76-96-a-wossner-8957da-b7b-11631-00-00","provider":"Radhouse","version":"1.0","type":"link"}