{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"ed9e1e68fbd2","name":"PISTON KIT KXF RMZ 250 77.00 A, FORGED WOSSNER 8582DA 13001-0052 K1300-10052","sku":"56-W4842.A.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":182.86,"formatted":"£182.86"},"summary":"Wossner 77.00mm forged piston kit is designed for strength and durability. Engineered for optimal heat transfer, it ensures efficient cooling of the combustion chamber. The elliptical design provides a uniform bearing surface, reducing localized pressure and distributing thrust loads evenly to prevent piston collapse. Manufactured in Germany for precision and reliability. Features include forged construction for enhanced strength and longevity, optimized heat transfer for improved engine performance, and an elliptical design that prevents piston collapse and ensures even load distribution. Bore Size: 77.00mm. Actual Bore Diameter: 76.96mm. Displacement: 249 cm&sup3;. Stroke: 53.60mm. Clearance: 0.04mm. Wossner Compression Ratio: 12.10:1. OEM Compression Ratio: 12.60:1. Dome Volume: -5.90 cm&sup3;. Compression Height: 19.60mm. Gasket Part Number: D4013. Lock Part Number: CW16. Pin Part Number: WP059. Ring Set Part Number: 770XAS-2. Rod Part Number: P4002. Cross-Reference OEM Part Numbers: 13001-0052, 4842M07700, K1300-10052, 56-W4842.A.WO, 8582DA.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"77mm"},{"label":"Variant Id","value":"256238"}],"image":"https://www.oro2u.com/media/catalog/product/s/t/stock55184_1.jpg","images":["https://www.oro2u.com/media/catalog/product/s/t/stock55184_1.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock55184_2.jpg"],"description":"Wossner 77.00mm forged piston kit is designed for strength and durability. Engineered for optimal heat transfer, it ensures efficient cooling of the combustion chamber. The elliptical design provides a uniform bearing surface, reducing localized pressure and distributing thrust loads evenly to prevent piston collapse. Manufactured in Germany for precision and reliability. Features include forged construction for enhanced strength and longevity, optimized heat transfer for improved engine performance, and an elliptical design that prevents piston collapse and ensures even load distribution. Bore Size: 77.00mm. Actual Bore Diameter: 76.96mm. Displacement: 249 cm&sup3;. Stroke: 53.60mm. Clearance: 0.04mm. Wossner Compression Ratio: 12.10:1. OEM Compression Ratio: 12.60:1. Dome Volume: -5.90 cm&sup3;. Compression Height: 19.60mm. Gasket Part Number: D4013. Lock Part Number: CW16. Pin Part Number: WP059. Ring Set Part Number: 770XAS-2. Rod Part Number: P4002. Cross-Reference OEM Part Numbers: 13001-0052, 4842M07700, K1300-10052, 56-W4842.A.WO, 8582DA.","descriptionMarkdown":"### Wossner 77.00mm Forged Piston Kit\n\nThis Wossner forged piston kit is engineered for superior strength and exceptional durability. Designed with optimal heat transfer in mind, it promotes efficient cooling of the combustion chamber for enhanced engine performance. The innovative elliptical design creates a uniform bearing surface, effectively reducing localized pressure and distributing thrust loads evenly to prevent piston collapse under stress. Manufactured to stringent German quality standards, this piston kit ensures precision and unwavering reliability for your engine.\n\n#### Key Features\n\n\t\n- Forged Construction: Provides enhanced strength and longevity for demanding applications.\n\t\n- Optimized Heat Transfer: Contributes to improved engine performance and cooling efficiency.\n\t\n- Elliptical Design: Prevents piston collapse and ensures even load distribution for sustained operation.\n\t\n- German Manufacturing: Guarantees high-quality standards and precision engineering.\n\n#### Specifications\n\n\t\n- Bore Size: 77.00mm\n\t\n- Actual Bore Diameter: 76.96mm\n\t\n- Displacement: 249 cm&sup3;\n\t\n- Stroke: 53.60mm\n\t\n- Clearance: 0.04mm\n\t\n- Wossner Compression Ratio: 12.10:1\n\t\n- OEM Compression Ratio: 12.60:1\n\t\n- Dome Volume: -5.90 cm&sup3;\n\t\n- Compression Height: 19.60mm\n\t\n- Gasket Part Number: D4013\n\t\n- Lock Part Number: CW16\n\t\n- Pin Part Number: WP059\n\t\n- Ring Set Part Number: 770XAS-2\n\t\n- Rod Part Number: P4002\n\n#### Cross-Reference OEM Part Numbers\n\n\t\n- 13001-0052\n\t\n- 4842M07700\n\t\n- K1300-10052\n\t\n- Wossner Part No: 8582DA","weightGrams":null,"fitments":[{"make":"KAWASAKI","model":"KX 250F","cc":null,"notes":null,"years":"2004–2009"},{"make":"SUZUKI","model":"RM-Z 250","cc":null,"notes":null,"years":"2004–2009"}],"collections":[{"name":"Engine","url":"https://www.2brosparts.com/api/agent/collection/GB/engine"},{"name":"Pistons & Kits","url":"https://www.2brosparts.com/api/agent/collection/GB/pistons-kits"}],"links":{"page":"https://www.2brosparts.com/products/piston-kit-kxf-rmz-250-7700-a-forged-wossner-8582da-13001-0052-k1300-10052","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/ed9e1e68fbd2:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/ed9e1e68fbd2:1"}},"market":{"country":"GB","countryName":"United Kingdom","locale":"en-gb","currency":"GBP","exchangeRateFromGbp":1,"pricesIncludeUkVat":true,"checkoutTax":null,"delivery":[{"name":"Standard","description":"Orders £15.00–£59.99 · 2–4 business days","carrier":null,"estimatedDays":"2–4 business days","price":{"amount":4.99,"formatted":"£4.99"},"free":false,"minimumOrder":{"amount":0,"formatted":"£0.00","gbp":0},"weightGrams":null},{"name":"Standard","description":"Orders £60.00 and up · 2–4 business days","carrier":null,"estimatedDays":"2–4 business days","price":{"amount":0,"formatted":"£0.00"},"free":true,"minimumOrder":{"amount":60,"formatted":"£60.00","gbp":60},"weightGrams":null}],"storeUrl":"https://www.2brosparts.com"},"navigate":{"start":"https://www.2brosparts.com/api/agent","search":"https://www.2brosparts.com/api/agent/search/GB/{words+joined+with+plus}"},"howToBuy":{"summary":"Build a basket for the shopper and give them one checkout link. 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Each product also has links.buyOneNow, a ready link for one unit.","stateless":"Nothing is saved on our side. The items part of the URL is the whole basket: to change it, write the link again with the new list.","itemsFormat":"basketKey:quantity pairs joined by commas, e.g. 04f24aad4d68:2,7c1e9a0b3f2d:1. Quantity defaults to 1. Up to 50 products, 100 each.","country":"GB is the shopper's delivery country. Swap it for theirs (US, DE, FR…) in any URL; currency, tax and delivery follow it.","tips":["Put everything the shopper wants in one link.","Optionally add your name as a last path segment on checkout links (…/checkout/GB/<items>/claude) so the sale is credited to you.","The checkout link is for the shopper's browser. Do not open it yourself.","Signed-in trade account holders see their trade prices at checkout."]}}