{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"077083144005","name":"N.L.A OFFER STD COMP 56-W4835+00A.WO, PISTON KIT 06-11 YFZ450 95 HC, FORGED WOSSNER 8657DA","sku":"56-W235.WO.A","brand":"No Brand","mpn":null,"gtin":null,"condition":"new","inStock":false,"stock":0,"price":{"amount":148.46,"formatted":"£148.46"},"summary":"Wossner forged piston kit with a 95.00mm bore and 94.95mm 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, optimized heat transfer, and elliptical design for uniform load distribution. Specifications: Bore 95.00mm, Diameter 94.95mm, Display 449 cm³, Stroke 63.40mm, Clearance 0.05mm, Wossner Compression Ratio 13.50:1, OEM Compression Ratio 11.40:1, Dome Volume -1.60 cm³, Compression Height 25.10mm. Cross-reference OEM Part Numbers include Wossner Piston Yamaha YFZ450 (PN# 8657DA), Lock P/N: CW20, Pin P/N: WP038, Ring Set P/N: 950ADS-2, Rod P/N: P4030.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"95mm"},{"label":"Variant Id","value":"255136"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W235_2EWO_2EA/e48484aafe4f3e5c.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W235_2EWO_2EA/e48484aafe4f3e5c.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W235_2EWO_2EA/b054e3933952f2c9.jpg"],"description":"Wossner forged piston kit with a 95.00mm bore and 94.95mm 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, optimized heat transfer, and elliptical design for uniform load distribution. Specifications: Bore 95.00mm, Diameter 94.95mm, Display 449 cm³, Stroke 63.40mm, Clearance 0.05mm, Wossner Compression Ratio 13.50:1, OEM Compression Ratio 11.40:1, Dome Volume -1.60 cm³, Compression Height 25.10mm. Cross-reference OEM Part Numbers include Wossner Piston Yamaha YFZ450 (PN# 8657DA), Lock P/N: CW20, Pin P/N: WP038, Ring Set P/N: 950ADS-2, Rod P/N: P4030.","descriptionMarkdown":"### Wossner Forged Piston Kit 95mm Bore for Yamaha YFZ450\n\nUpgrade your Yamaha YFZ450 with this high-performance Wossner forged piston kit. Engineered for superior strength and durability, this piston kit is manufactured in Germany to exacting standards. The advanced forged construction provides exceptional resilience, while the intelligent elliptical design ensures uniform load distribution across the piston surface, even under extreme heat expansion. This precise engineering minimizes localized pressure and prevents piston collapse, leading to optimal performance and extended engine life.\n\n**Key Features:**\n\n \n- Forged construction for maximum strength and longevity.\n \n- Optimized design for superior heat transfer to cylinder walls, enhancing combustion efficiency.\n \n- Elliptical piston profile ensures uniform bearing surface and even thrust load distribution.\n \n- Manufactured in Germany for world-class quality and precision.\n \n- Designed to significantly increase compression ratio for enhanced power output.\n\n**Specifications:**\n\n \n- Bore Size: 95.00mm\n \n- Piston Diameter: 94.95mm\n \n- Displacement: 449 cm&sup3;\n \n- Stroke: 63.40mm\n \n- Piston to Cylinder Clearance: 0.05mm\n \n- Wossner Compression Ratio: 13.50:1\n \n- OEM Compression Ratio: 11.40:1\n \n- Dome Volume: -1.60 cm&sup3;\n \n- Compression Height: 25.10mm","weightGrams":null,"fitments":[{"make":"YAMAHA","model":"YFZ 450","cc":null,"notes":null,"years":"2006–2017"}],"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/nla-offer-std-comp-56-w483500awo-piston-kit-06-11-yfz450-95-hc-forged-wossner-86","buyOneNow":null,"basketWithThis":null}},"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."]}}