{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"4ea94f0124cc","name":"PISTON KIT 97-15 MC EC 66.40, GASGAS WOSSNER 8052DA","sku":"56-W157.A.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":2,"price":{"amount":150.06,"formatted":"£150.06"},"summary":"Wossner forged piston kit with a 66.40mm bore size. Engineered for optimal heat transfer and uniform bearing surface distribution, preventing piston collapse. Manufactured in Germany for durability and precision. Features include forged construction for superior strength and durability, optimized heat transfer for improved engine performance, and an elliptical design that ensures even pressure distribution, reducing localized stress. Specifications: Bore Size 66.40mm, Actual Bore 66.33mm, Displacement 249 cm&sup3;, Stroke 72.00mm, Clearance 0.07mm, Compression Ratio 2-Stroke, Compression Height 38.00mm, Lock Part Number CW18, Pin Part Number WP033, Ring Set Part Number RSB6640. Wossner Piston Part Number 8052DA. Equivalent Part Numbers 09104758, 849M06640.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"66.4mm"},{"label":"Variant Id","value":"254752"}],"image":"https://www.oro2u.com/media/catalog/product/s/t/stock53698_1.jpg","images":["https://www.oro2u.com/media/catalog/product/s/t/stock53698_1.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock53698_2.jpg"],"description":"Wossner forged piston kit with a 66.40mm bore size. Engineered for optimal heat transfer and uniform bearing surface distribution, preventing piston collapse. Manufactured in Germany for durability and precision. Features include forged construction for superior strength and durability, optimized heat transfer for improved engine performance, and an elliptical design that ensures even pressure distribution, reducing localized stress. Specifications: Bore Size 66.40mm, Actual Bore 66.33mm, Displacement 249 cm&sup3;, Stroke 72.00mm, Clearance 0.07mm, Compression Ratio 2-Stroke, Compression Height 38.00mm, Lock Part Number CW18, Pin Part Number WP033, Ring Set Part Number RSB6640. Wossner Piston Part Number 8052DA. Equivalent Part Numbers 09104758, 849M06640.","descriptionMarkdown":"### Wossner Forged Piston Kit - 66.40mm Bore\n\nEnhance your motorcycle's performance and durability with this high-quality Wossner forged piston kit. Engineered for precision and built to last, this piston kit is designed to optimize engine operation and withstand demanding conditions.\n\n**Key Features:**\n\n\t\n- Forged Construction: Offers superior strength and resilience compared to cast pistons, ensuring longevity.\n\t\n- Optimized Heat Transfer: Promotes efficient heat dissipation for improved engine performance and reliability.\n\t\n- Uniform Bearing Surface Distribution: The elliptical design helps prevent piston collapse by distributing pressure evenly, reducing localized stress.\n\t\n- German Manufacturing: Precision-engineered and manufactured in Germany, guaranteeing high-quality standards and performance.\n\n**Specifications:**\n\n\t\n- Bore Size: 66.40mm\n\t\n- Actual Bore: 66.33mm\n\t\n- Displacement: 249 cm&sup3;\n\t\n- Stroke: 72.00mm\n\t\n- Clearance: 0.07mm\n\t\n- Compression Ratio: 2-Stroke\n\t\n- Compression Height: 38.00mm\n\t\n- Lock Part Number: CW18\n\t\n- Pin Part Number: WP033\n\t\n- Ring Set Part Number: RSB6640\n\n**Wossner Part Number:** 8052DA\n\n**Cross-Reference Part Numbers:** 09104758, 849M06640","weightGrams":null,"fitments":[{"make":"GAS-GAS","model":"EC 250","cc":null,"notes":null,"years":"1997–2019"},{"make":"GAS-GAS","model":"EC R 250","cc":null,"notes":null,"years":"2014–2020"},{"make":"GAS-GAS","model":"MC 250","cc":null,"notes":null,"years":"1997–2019"},{"make":"GAS-GAS","model":"MX 250","cc":null,"notes":null,"years":"1997–2019"},{"make":"GAS-GAS","model":"SM 250","cc":null,"notes":null,"years":"1997–2008"},{"make":"GAS-GAS","model":"XC 250","cc":null,"notes":null,"years":"1997–2019"}],"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-97-15-mc-ec-6640-gasgas-wossner-8052da","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/4ea94f0124cc:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/4ea94f0124cc: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. Every URL is a plain path (no query string) and a GET. Nothing is stored between calls.","checkoutLinkFormat":"https://www.2brosparts.com/api/agent/checkout/GB/{basketKey}:{quantity},{basketKey}:{quantity}","steps":["1. Find products: follow links in these responses, or fetch https://www.2brosparts.com/api/agent/search/GB/{words+joined+with+plus} (e.g. https://www.2brosparts.com/api/agent/search/GB/brake+pads). Every product has a basketKey.","2. Optional check: https://www.2brosparts.com/api/agent/basket/GB/{basketKey}:{quantity},{basketKey}:{quantity} returns stock, totals per delivery option and the checkout link.","3. Give the shopper the checkout link. Opening it fills their basket with exactly these items (replacing what was there) and opens checkout for United Kingdom. They pay on 2brosparts.com through Stripe."],"noFetchNeeded":"You can write the checkout link yourself from basketKeys and quantities; nothing has to be fetched first. 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."]}}