{"product_id":"oro2u-56-w4730-00a-wo-1afed417","title":"Piston Kit 06-12 Sx-f 250 KTM, Forged Wossner 8645DA 77130007100","description":"\u003cp\u003ePiston Kit 06-12 Sx-f 250 KTM, Forged Wossner 8645DA 77130007100. Find the product specifications and compatibility information below.\u003c\/p\u003e\u003ch3\u003eProduct details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eProduct: Piston Kit 06-12 Sx-f 250 KTM, Forged Wossner 8645DA 77130007100\u003c\/li\u003e\n\u003cli\u003ePart number: 56-W4730+00A.WO\u003c\/li\u003e\n\u003cli\u003eBrand: Wossner\u003c\/li\u003e\n\u003cli\u003eWossner forged piston kit designed for high-performance applications, providing superior strength and optimized heat transfer. The elliptical design ensures uniform bearing surface under heat expansion, reducing localized pressure and preventing piston collapse. Manufactured in Germany for durability and precision.\u003c\/li\u003e\n\u003cli\u003eForged piston for enhanced strength and durability\u003c\/li\u003e\n\u003cli\u003eOptimized heat transfer to cylinder walls for improved performance\u003c\/li\u003e\n\u003cli\u003eElliptical design for uniform bearing surface and even thrust load distribution\u003c\/li\u003e\n\u003cli\u003eManufactured in Germany\u003c\/li\u003e\n\u003cli\u003eBore Size: 76mm\u003c\/li\u003e\n\u003cli\u003eActual Bore: 75.96mm\u003c\/li\u003e\n\u003cli\u003eDisplay (cm³): 527\u003c\/li\u003e\n\u003cli\u003eStroke (mm): 54.80\u003c\/li\u003e\n\u003cli\u003eClearance (mm): 0.04\u003c\/li\u003e\n\u003cli\u003eWossner Compression Ratio: 12.90:1\u003c\/li\u003e\n\u003cli\u003eOEM Compression Ratio: 12.80:1\u003c\/li\u003e\n\u003cli\u003eDome Volume (cm³): 1.20\u003c\/li\u003e\n\u003cli\u003eCompression Height (mm): 19.50\u003c\/li\u003e\n\u003cli\u003eTheoretical Weight: N\/A\u003c\/li\u003e\n\u003cli\u003eLock Part Number: CW16\u003c\/li\u003e\n\u003cli\u003ePin Part Number: WP070\u003c\/li\u003e\n\u003cli\u003eRing Set Part Number: 760XAS\u003c\/li\u003e\n\u003cli\u003ePart Number: 56-W4730+00A.WO\u003c\/li\u003e\n\u003cli\u003eCross-Reference OEM Part Numbers\u003c\/li\u003e\n\u003cli\u003e77130007100\u003c\/li\u003e\n\u003cli\u003e4981M07600\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eVehicle fitment\u003c\/h3\u003e\u003cp\u003eApplications listed in the supplier fitment data:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eKTM SX F 250cc — 2005–2012\u003c\/li\u003e\n\u003cli\u003eKTM SX F 250cc — 2006–2012\u003c\/li\u003e\n\u003cli\u003eKTM EXC F 250cc — 2007–2013\u003c\/li\u003e\n\u003cli\u003eHUSABERG FE 250cc — 2013\u003c\/li\u003e\n\u003cli\u003eKTM XCF W 250cc — 2007–2013\u003c\/li\u003e\n\u003cli\u003eKTM XCF W 250cc — 2007–2012\u003c\/li\u003e\n\u003cli\u003eKTM XC F 250cc — 2007–2013\u003c\/li\u003e\n\u003cli\u003eKTM EXC F 250cc — 2012–2013\u003c\/li\u003e\n\u003cli\u003eKTM XC F 250cc — 2007–2012\u003c\/li\u003e\n\u003cli\u003eKTM EXC R 250cc — 2006–2013\u003c\/li\u003e\n\u003cli\u003eKTM EXC F 250cc — 2007–2011\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eMatch your exact make, model, year and specification before ordering.\u003c\/p\u003e\u003chr\u003e\u003ch3\u003eWhy buy from FDY Performance?\u003c\/h3\u003e\u003cp\u003eFDY Performance is a UK motorcycle and ATV parts specialist. We help riders find parts with clear specifications, vehicle fitment information where available and support before ordering.\u003c\/p\u003e\u003ch3\u003eNeed help choosing the right part?\u003c\/h3\u003e\u003cp\u003eContact us with your bike make, model and year, plus the part number shown above, and we can help you check compatibility.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCall: \u003ca href=\"tel:+447765534854\"\u003e07765 534854\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003eEmail: \u003ca href=\"mailto:fdy@fdyperformance.com\"\u003efdy@fdyperformance.com\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003eWebsite: \u003ca href=\"https:\/\/www.fdyperformance.com\"\u003ewww.fdyperformance.com\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Wossner","offers":[{"title":"Default Title","offer_id":59663765012828,"sku":"56-W4730+00A.WO","price":173.79,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0866\/6982\/0252\/files\/stock54904_1.jpg?v=1793120236","url":"https:\/\/fdyperformance.com\/products\/oro2u-56-w4730-00a-wo-1afed417","provider":"FDY performance Ltd","version":"1.0","type":"link"}