{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"b8cc2feba710","name":"PISTON KIT 06-09 GASGAS 450 97, FORGED WOSSNER 8638DC","sku":"56-W221.C.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":2,"price":{"amount":208.24,"formatted":"£208.24"},"summary":"Wossner forged piston kit with a bore size of 97.02mm and actual bore diameter of 96.97mm. This kit is designed for superior strength and optimal heat transfer, featuring an elliptical design for uniform bearing surface under heat expansion, reducing localized pressure and preventing piston collapse. Specifications include a displacement of 443 cm&sup3;, stroke of 63.40mm, clearance of 0.05mm, OEM compression ratio, dome volume of -2.80 cm&sup3;, compression height of 25.50mm, and includes lock part number CW20, pin part number WP038, and ring set part number 970ADS-2. Manufactured in Germany. Weight is 418 grams.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"97mm"},{"label":"Variant Id","value":"255075"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W221_2EC_2EWO/e8571501174ba7d7.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W221_2EC_2EWO/e8571501174ba7d7.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W221_2EC_2EWO/6436b7591d35cec1.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W221_2EC_2EWO/9799be234edac7a0.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W221_2EC_2EWO/ddabf8979e589b50.jpg"],"description":"Wossner forged piston kit with a bore size of 97.02mm and actual bore diameter of 96.97mm. This kit is designed for superior strength and optimal heat transfer, featuring an elliptical design for uniform bearing surface under heat expansion, reducing localized pressure and preventing piston collapse. Specifications include a displacement of 443 cm&sup3;, stroke of 63.40mm, clearance of 0.05mm, OEM compression ratio, dome volume of -2.80 cm&sup3;, compression height of 25.50mm, and includes lock part number CW20, pin part number WP038, and ring set part number 970ADS-2. Manufactured in Germany. Weight is 418 grams.","descriptionMarkdown":"### Wossner Forged Piston Kit - High Performance for Your Motorcycle\n\n Upgrade your motorcycle's performance with this high-quality Wossner forged piston kit. Engineered for superior strength and optimal heat transfer, this piston is designed to withstand the demands of high-performance riding. Its advanced elliptical design ensures uniform bearing surface under heat expansion, reducing localized pressure and preventing piston collapse for enhanced durability and reliability. Manufactured to exacting standards in Germany, this piston kit is built for longevity and peak performance.\n\n### Key Features:\n\n \n- Forged Construction: Provides increased strength and durability compared to cast pistons.\n \n- Optimized Heat Transfer: Ensures efficient combustion chamber performance.\n \n- Elliptical Design: Promotes even thrust load distribution and reduces the risk of piston collapse.\n \n- Precision Manufacturing: Made in Germany for exceptional quality and reliability.\n\n### Specifications:\n\n \n- Bore Size: 97.02mm\n \n- Actual Bore Diameter: 96.97mm\n \n- Displacement: 443 cm&sup3;\n \n- Stroke: 63.40mm\n \n- Clearance: 0.05mm\n \n- Wossner Compression Ratio: OEM\n \n- Dome Volume: -2.80 cm&sup3;\n \n- Compression Height: 25.50mm\n \n- Lock Part Number: CW20\n \n- Pin Part Number: WP038\n \n- Ring Set Part Number: 970ADS-2","weightGrams":null,"fitments":[{"make":"GAS-GAS","model":"EC 450","cc":null,"notes":null,"years":"2006–2009"},{"make":"GAS-GAS","model":"FSE 450","cc":null,"notes":null,"years":"2006–2009"},{"make":"GAS-GAS","model":"HP 450","cc":null,"notes":null,"years":"2006–2009"},{"make":"GAS-GAS","model":"SM 450","cc":null,"notes":null,"years":"2007–2009"},{"make":"GAS-GAS","model":"SMR 450","cc":null,"notes":null,"years":"2007–2009"}],"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-06-09-gasgas-450-97-forged-wossner-8638dc","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/b8cc2feba710:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/b8cc2feba710:1"}},"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."]}}