{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"99d4af77d0e9","name":"PISTON KIT 11-15 KTM350 90.00, FORGED WOSSNER 8807D200","sku":"56-W4735+200.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":218.59,"formatted":"£218.59"},"summary":"Wossner forged piston kit designed for high-performance applications, offering superior strength and optimized heat transfer. The elliptical design ensures a uniform bearing surface under heat expansion, reducing localized pressure and preventing piston collapse. Manufactured in Germany for precision and durability. Features include forged piston for enhanced strength and durability, optimized heat transfer to cylinder walls for improved performance, and elliptical design for even thrust load distribution. Specifications: Bore Size 90mm, Actual Bore 89.95mm, Display (cm³) 229, Stroke (mm) 53.60, Clearance (mm) 0.05, Wossner Compression Ratio OEM, OEM Compression Ratio 13.20:1, Dome Volume (cm³) +1.30, Compression Height (mm) 20.50, Theoretical Weight N/A, Lock Part Number CW18, Pin Part Number WP053, Ring Set Part Number 900XSY. Rod Part Numbers: P4040 (2010-2012), P4061 (2013-2015), P4069 (2016). Part Number: 56-W4735+200.WO.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"90mm"},{"label":"Variant Id","value":"256001"}],"image":"https://www.oro2u.com/media/catalog/product/s/t/stock54947_1.jpg","images":["https://www.oro2u.com/media/catalog/product/s/t/stock54947_1.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock54947_2.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock54947_3.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock54947_4.jpg"],"description":"Wossner forged piston kit designed for high-performance applications, offering superior strength and optimized heat transfer. The elliptical design ensures a uniform bearing surface under heat expansion, reducing localized pressure and preventing piston collapse. Manufactured in Germany for precision and durability. Features include forged piston for enhanced strength and durability, optimized heat transfer to cylinder walls for improved performance, and elliptical design for even thrust load distribution. Specifications: Bore Size 90mm, Actual Bore 89.95mm, Display (cm³) 229, Stroke (mm) 53.60, Clearance (mm) 0.05, Wossner Compression Ratio OEM, OEM Compression Ratio 13.20:1, Dome Volume (cm³) +1.30, Compression Height (mm) 20.50, Theoretical Weight N/A, Lock Part Number CW18, Pin Part Number WP053, Ring Set Part Number 900XSY. Rod Part Numbers: P4040 (2010-2012), P4061 (2013-2015), P4069 (2016). Part Number: 56-W4735+200.WO.","descriptionMarkdown":"### Wossner Forged Piston Kit for High-Performance Engines\n\nElevate your engine's performance with this Wossner forged piston kit, engineered for superior strength and optimized heat transfer. Designed with an elliptical profile, this piston ensures a uniform bearing surface even under extreme heat expansion, effectively reducing localized pressure and preventing piston collapse for enhanced durability and reliability.\n\n#### Key Features:\n\n \n- Forged Construction: Provides exceptional strength and longevity for demanding applications.\n \n- Optimized Heat Transfer: Promotes efficient cooling by transferring heat effectively to cylinder walls, contributing to improved performance.\n \n- Elliptical Piston Design: Guarantees even distribution of thrust loads under operating temperatures, minimizing wear and maximizing component life.\n \n- German Engineering: Manufactured in Germany, ensuring precision, quality, and adherence to high production standards.\n\n#### Specifications:\n\n \n- Bore Size: 90mm\n \n- Actual Bore: 89.95mm\n \n- Display Volume: 229 cm&sup3;\n \n- Stroke: 53.60mm\n \n- Clearance: 0.05mm\n \n- Wossner Compression Ratio: OEM\n \n- OEM Compression Ratio: 13.20:1\n \n- Dome Volume: +1.30 cm&sup3;\n \n- Compression Height: 20.50mm\n \n- Lock Ring Part Number: CW18\n \n- Pin Part Number: WP053\n \n- Ring Set Part Number: 900XSY","weightGrams":null,"fitments":[],"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-11-15-ktm350-9000-forged-wossner-8807d200","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/99d4af77d0e9:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/99d4af77d0e9:1"}},"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."]}}