{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"e59d5573fc53","name":"PISTON KIT BETA RR300 13-17, FORGED WOSSNER 8298DB","sku":"56-W9921.00B.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":195.02,"formatted":"£195.02"},"summary":"Wossner forged piston kit with a 72.00mm bore and 71.97mm diameter, offering a +0.01mm oversize fitment. This two-ring piston provides superior strength, durability, and consistent thermal performance for two-stroke engines. Features include efficient heat transfer and an elliptical design for uniform bearing surface during heat expansion, preventing piston collapse through even thrust load distribution. Manufactured in Germany. Specifications: Bore 72.00mm, Diameter 71.97mm, Ring Type Two Ring. Cross-reference OEM Part Numbers: 56-W9921.00B.WO, Wossner Piston 8298DB.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"Variant Id","value":"259184"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W9921_2E00B_2EWO/ce70ba51e9a6a69e.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W9921_2E00B_2EWO/ce70ba51e9a6a69e.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W9921_2E00B_2EWO/cf0f8b07508cec23.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W9921_2E00B_2EWO/d0469b6710add80a.jpg"],"description":"Wossner forged piston kit with a 72.00mm bore and 71.97mm diameter, offering a +0.01mm oversize fitment. This two-ring piston provides superior strength, durability, and consistent thermal performance for two-stroke engines. Features include efficient heat transfer and an elliptical design for uniform bearing surface during heat expansion, preventing piston collapse through even thrust load distribution. Manufactured in Germany. Specifications: Bore 72.00mm, Diameter 71.97mm, Ring Type Two Ring. Cross-reference OEM Part Numbers: 56-W9921.00B.WO, Wossner Piston 8298DB.","descriptionMarkdown":"### Wossner Forged Piston Kit for Beta RR300 2013-2017\n\nThis Wossner piston kit is engineered for enhanced performance and durability in your Beta RR300 motorcycle. Featuring a forged construction, this kit provides superior strength and longevity, crucial for demanding off-road conditions. The precise design ensures optimal fitment and consistent thermal management, vital for the reliable operation of your two-stroke engine.\n\n#### Key Features:\n\n\t\n- Forged Piston Construction: Delivers exceptional strength and long-term reliability.\n\t\n- Optimized Thermal Performance: Facilitates efficient heat transfer from the combustion chamber to the cylinder walls.\n\t\n- Elliptical Piston Design: Ensures a uniform bearing surface, even with heat expansion, promoting even wear.\n\t\n- Even Thrust Load Distribution: Prevents piston collapse by distributing thrust loads evenly across the piston skirt.\n\t\n- Precision Manufacturing: Made in Germany to exacting standards for a perfect fit and reliable performance.\n\t\n- Two-Ring Design: Contributes to efficient sealing and performance.\n\n#### Specifications:\n\n\t\n- Bore Size: 72.00mm\n\t\n- Measured Diameter: 71.97mm\n\t\n- Oversize Fitment: +0.01mm\n\t\n- Ring Configuration: Two rings","weightGrams":null,"fitments":[{"make":"BETA","model":"RR 300","cc":null,"notes":null,"years":"2013–2017"},{"make":"BETA","model":"XTRAINER 300","cc":null,"notes":null,"years":"2015–2017"}],"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-beta-rr300-13-17-forged-wossner-8298db","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/e59d5573fc53:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/e59d5573fc53:1"}},"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."]}}