{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"41d8336e8a1d","name":"PISTON KIT 04-05 TRX450R HC A, FORGED WOSSNER 8720DA 13.1","sku":"56-W4850.A","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":2,"price":{"amount":220.73,"formatted":"£220.73"},"summary":"Wossner 94.00mm high-compression forged piston kit is designed for enhanced engine performance. Engineered for optimal heat transfer, it ensures efficient cooling of the combustion chamber. The elliptical design provides a uniform bearing surface, reducing localized pressure and distributing thrust loads evenly to prevent piston collapse. Manufactured in Germany for precision and reliability. Features include high-compression design for increased engine performance, a two-ring design for improved sealing and reduced friction, and forged construction for enhanced strength and longevity. It offers optimized heat transfer for efficient cooling and an elliptical design that prevents piston collapse and ensures even load distribution. Specifications include a bore size of 94.00mm, actual bore diameter of 93.95mm, displacement of 450 cm³, stroke of 64.80mm, clearance of 0.05mm, Wossner compression ratio of 13.10:1, OEM compression ratio of 10.50:1, dome volume of +9.20 cm³, compression height of 26.00mm. Gasket part number is D4009, lock part number is CW21, pin part number is WP051, ring set part number is 940XSY, and rod part number is P4022. Part No: 56-W4850.A, Wossner Part No: 8720DA.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"Variant Id","value":"256268"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W4850_2EA/19e6134708c90163.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W4850_2EA/19e6134708c90163.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W4850_2EA/6e160f3ca3da5f6d.jpg"],"description":"Wossner 94.00mm high-compression forged piston kit is designed for enhanced engine performance. Engineered for optimal heat transfer, it ensures efficient cooling of the combustion chamber. The elliptical design provides a uniform bearing surface, reducing localized pressure and distributing thrust loads evenly to prevent piston collapse. Manufactured in Germany for precision and reliability. Features include high-compression design for increased engine performance, a two-ring design for improved sealing and reduced friction, and forged construction for enhanced strength and longevity. It offers optimized heat transfer for efficient cooling and an elliptical design that prevents piston collapse and ensures even load distribution. Specifications include a bore size of 94.00mm, actual bore diameter of 93.95mm, displacement of 450 cm³, stroke of 64.80mm, clearance of 0.05mm, Wossner compression ratio of 13.10:1, OEM compression ratio of 10.50:1, dome volume of +9.20 cm³, compression height of 26.00mm. Gasket part number is D4009, lock part number is CW21, pin part number is WP051, ring set part number is 940XSY, and rod part number is P4022. Part No: 56-W4850.A, Wossner Part No: 8720DA.","descriptionMarkdown":"### Wossner 94.00mm High-Compression Forged Piston Kit\n\nElevate your engine's performance with this Wossner high-compression forged piston kit. Engineered in Germany, this piston boasts a 94.00mm bore size and a 13.1:1 compression ratio, significantly increasing power output compared to the OEM 10.5:1 ratio.\n\nThe advanced design focuses on optimal heat transfer for efficient combustion chamber cooling and features an elliptical profile. This unique shape ensures a uniform bearing surface, minimizing localized pressure and distributing thrust loads evenly. This prevents piston collapse and contributes to overall engine longevity.\n\n**Key Features:**\n\n\t\n- High-compression design for increased engine performance\n\t\n- Forged construction for superior strength and durability\n\t\n- Optimized heat transfer for efficient cooling\n\t\n- Elliptical design prevents piston collapse and ensures even load distribution\n\t\n- Precision manufactured in Germany to exacting standards\n\t\n- Two-ring design for improved sealing and reduced friction\n\n**Specifications:**\n\n\t\n- Bore Size: 94.00mm\n\t\n- Actual Bore Diameter: 93.95mm\n\t\n- Displacement: 450 cm&sup3;\n\t\n- Stroke: 64.80mm\n\t\n- Clearance: 0.05mm\n\t\n- Wossner Compression Ratio: 13.10:1\n\t\n- OEM Compression Ratio: 10.50:1\n\t\n- Dome Volume: +9.20 cm&sup3;\n\t\n- Compression Height: 26.00mm","weightGrams":null,"fitments":[{"make":"HONDA","model":"TRX R 450","cc":null,"notes":null,"years":"2004–2005"}],"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-04-05-trx450r-hc-a-forged-wossner-8720da-131","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/41d8336e8a1d:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/41d8336e8a1d: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."]}}