{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"6feb218caa1a","name":"PISTON KIT BETA RR300 13-17, FORGED WOSSNER 8298DA","sku":"56-W9921.00A.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":2,"price":{"amount":195.02,"formatted":"£195.02"},"summary":"This Wossner forged piston kit features a standard 72.00mm bore with a measured diameter of 71.96mm. It is designed for two-stroke engine applications, offering high-strength performance, efficient thermal regulation, and consistent reliability. The forged construction ensures exceptional durability and strength. It is engineered to optimize heat transfer from the combustion chamber to the cylinder walls. The elliptical design provides a uniform bearing surface under thermal expansion, preventing piston collapse through even distribution of thrust loads. This piston kit is manufactured in Germany. Specifications include a 72.00mm bore, 71.96mm diameter, and a two-ring design. It is a Wossner Piston 8298DA, with cross-reference OEM part numbers 56-W9921.00A.WO and 886M07200.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"Variant Id","value":"259183"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W9921_2E00A_2EWO/ce70ba51e9a6a69e.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W9921_2E00A_2EWO/ce70ba51e9a6a69e.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W9921_2E00A_2EWO/cf0f8b07508cec23.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W9921_2E00A_2EWO/d0469b6710add80a.jpg"],"description":"This Wossner forged piston kit features a standard 72.00mm bore with a measured diameter of 71.96mm. It is designed for two-stroke engine applications, offering high-strength performance, efficient thermal regulation, and consistent reliability. The forged construction ensures exceptional durability and strength. It is engineered to optimize heat transfer from the combustion chamber to the cylinder walls. The elliptical design provides a uniform bearing surface under thermal expansion, preventing piston collapse through even distribution of thrust loads. This piston kit is manufactured in Germany. Specifications include a 72.00mm bore, 71.96mm diameter, and a two-ring design. It is a Wossner Piston 8298DA, with cross-reference OEM part numbers 56-W9921.00A.WO and 886M07200.","descriptionMarkdown":"### Wossner Forged Piston Kit for Beta RR300 (2013-2017)\n\nUpgrade your Beta RR300's performance with this high-quality Wossner forged piston kit. Engineered for demanding two-stroke applications, this kit offers superior durability, enhanced thermal management, and consistent reliability for riders seeking the best.\n\n**Key Features:**\n\n \n- Forged Construction: Provides exceptional strength and durability for high-performance engine demands.\n \n- Optimized Heat Transfer: Designed to efficiently transfer heat from the combustion chamber to the cylinder walls, contributing to consistent engine operation.\n \n- Elliptical Design: Ensures a uniform bearing surface under thermal expansion, promoting smooth operation and longevity.\n \n- Even Thrust Load Distribution: Prevents piston collapse by distributing thrust loads evenly, leading to improved engine reliability.\n \n- Precision Manufacturing: Made in Germany to exacting standards.\n\n**Specifications:**\n\n \n- Bore Size: 72.00mm\n \n- Measured Diameter: 71.96mm\n \n- Ring Type: Two Ring\n \n- Compression Ratio: 2-stroke (Wossner and OEM)","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-8298da","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/6feb218caa1a:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/6feb218caa1a: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."]}}