{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"1a9bb17492f3","name":"PISTON KIT 92-98 RGV250 56.00 1-RING, FORGED WOSSNER 8039DA","sku":"56-W255.A.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":115.32,"formatted":"£115.32"},"summary":"Wossner forged piston kit with a 56.00mm bore and 55.95mm diameter. Manufactured in Germany, this piston offers superior strength and design, ensuring optimal heat transfer to cylinder walls. Its elliptical design provides a uniform bearing surface under heat expansion, reducing localized pressure and evenly distributing thrust loads to prevent piston collapse. Features include forged construction for superior strength, optimized heat transfer for efficient combustion, and elliptical design for uniform load distribution. Specifications: Bore 56.00mm, Diameter 55.95mm, Display (cm&sup3;) 249, Stroke (mm) 50.60, Clearance (mm) 0.05, Wossner Compression Ratio 2-Stroke, OEM Compression Ratio 2-Stroke, Compression Height (mm) 28.50. Cross-Reference OEM Part Numbers: Wossner Piston Suzuki RGV250 / Aprilia RS250 (PN# 8039DA), Ring Set P/N: RSB5600, Lock P/N: CW18, Pin P/N: WP033.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"56mm"},{"label":"Variant Id","value":"255247"}],"image":"https://www.oro2u.com/media/catalog/product/s/t/stock54193_1.jpg","images":["https://www.oro2u.com/media/catalog/product/s/t/stock54193_1.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock54193_2.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock54193_3.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock54193_4.jpg"],"description":"Wossner forged piston kit with a 56.00mm bore and 55.95mm diameter. Manufactured in Germany, this piston offers superior strength and design, ensuring optimal heat transfer to cylinder walls. Its elliptical design provides a uniform bearing surface under heat expansion, reducing localized pressure and evenly distributing thrust loads to prevent piston collapse. Features include forged construction for superior strength, optimized heat transfer for efficient combustion, and elliptical design for uniform load distribution. Specifications: Bore 56.00mm, Diameter 55.95mm, Display (cm&sup3;) 249, Stroke (mm) 50.60, Clearance (mm) 0.05, Wossner Compression Ratio 2-Stroke, OEM Compression Ratio 2-Stroke, Compression Height (mm) 28.50. Cross-Reference OEM Part Numbers: Wossner Piston Suzuki RGV250 / Aprilia RS250 (PN# 8039DA), Ring Set P/N: RSB5600, Lock P/N: CW18, Pin P/N: WP033.","descriptionMarkdown":"### Wossner Forged Piston Kit for High-Performance Motorcycles\n\nUpgrade your motorcycle's engine with this premium Wossner forged piston kit. Engineered in Germany, this piston is designed to deliver superior strength, durability, and optimal performance for demanding riders.\n\nThe forged construction provides exceptional resilience, ensuring this piston can withstand the rigors of high-performance riding. Its advanced design promotes efficient heat transfer to the cylinder walls, contributing to consistent combustion and engine longevity. The unique elliptical profile is crucial for maintaining a uniform bearing surface, even under extreme heat expansion. This intelligent design minimizes localized pressure points and evenly distributes thrust loads, effectively preventing piston collapse and ensuring smooth operation.\n\n#### Key Features:\n\n\t\n- Forged Construction: Offers unparalleled strength and durability for high-performance applications.\n\t\n- Optimized Heat Transfer: Enhances combustion efficiency and engine cooling.\n\t\n- Elliptical Design: Ensures uniform load distribution and reduces pressure points under heat.\n\t\n- Precision Engineering: Manufactured in Germany to exacting standards.\n\n#### Specifications:\n\n\t\n- Piston Bore: 56.00mm\n\t\n- Piston Diameter: 55.95mm\n\t\n- Displacement (cm³): 249\n\t\n- Stroke (mm): 50.60\n\t\n- Piston Clearance (mm): 0.05\n\t\n- Compression Height (mm): 28.50","weightGrams":null,"fitments":[{"make":"APRILIA","model":"RS 250","cc":null,"notes":null,"years":"1950–2020"}],"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-92-98-rgv250-5600-1-ring-forged-wossner-8039da","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/1a9bb17492f3:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/1a9bb17492f3:1"}},"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."]}}