{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"bb8960147902","name":"PISTON KIT KTM 520 525 EXC SX, WOSSNER 8637DA KTM 00-09 HC 59030007000","sku":"56-W216+00A.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":2,"price":{"amount":220.73,"formatted":"£220.73"},"summary":"Wossner high-compression forged piston kit. Designed for superior strength and optimal heat transfer, these pistons feature an elliptical design to ensure uniform bearing surface under heat expansion, reducing localized pressure and preventing piston collapse. Manufactured in Germany. Specifications include bore size of 95.00mm, actual bore diameter of 94.95mm, displacement of 510 cm&sup3;, stroke of 72.00mm, clearance of 0.05mm, Wossner compression ratio of 12.50:1, OEM compression ratio of 11.00:1, dome volume of +4.60 cm&sup3;, compression height of 23.50mm, lock part number CW20, pin part number WP029, and ring set part number 950ADS-2. Cross-reference OEM part number 59030007000.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"Variant Id","value":"255043"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W216_2B00A_2EWO/78c38a4b0a5e8d9d.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W216_2B00A_2EWO/78c38a4b0a5e8d9d.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W216_2B00A_2EWO/4fdc507e75e5d4be.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W216_2B00A_2EWO/c6111eb5b943fcf3.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W216_2B00A_2EWO/81f69b8c23ca6e73.jpg"],"description":"Wossner high-compression forged piston kit. Designed for superior strength and optimal heat transfer, these pistons feature an elliptical design to ensure uniform bearing surface under heat expansion, reducing localized pressure and preventing piston collapse. Manufactured in Germany. Specifications include bore size of 95.00mm, actual bore diameter of 94.95mm, displacement of 510 cm&sup3;, stroke of 72.00mm, clearance of 0.05mm, Wossner compression ratio of 12.50:1, OEM compression ratio of 11.00:1, dome volume of +4.60 cm&sup3;, compression height of 23.50mm, lock part number CW20, pin part number WP029, and ring set part number 950ADS-2. Cross-reference OEM part number 59030007000.","descriptionMarkdown":"### Wossner High-Compression Forged Piston Kit\n\nUpgrade your KTM or Beta motorcycle with this Wossner high-compression forged piston kit. Engineered for enhanced strength and performance, this piston kit is designed to optimize your engine's power output and efficiency. Manufactured with precision in Germany, Wossner pistons are known for their superior quality and durability.\n\nThis piston kit features an innovative elliptical design. This advanced design ensures a uniform bearing surface even under extreme heat expansion, effectively reducing localized pressure points and preventing premature piston collapse. This translates to a more reliable and longer-lasting engine.\n\n**Key Features:**\n\n\t\n- High-compression forged construction for maximum performance gains.\n\t\n- Elliptical piston design for even thrust load distribution and prevention of piston collapse.\n\t\n- Optimized for superior heat transfer, leading to more efficient combustion.\n\t\n- Precision manufactured in Germany for exceptional quality and reliability.\n\n**Specifications:**\n\n\t\n- Bore Size: 95.00mm\n\t\n- Actual Bore Diameter: 94.95mm\n\t\n- Displacement: 510 cm&sup3;\n\t\n- Stroke: 72.00mm\n\t\n- Clearance: 0.05mm\n\t\n- Wossner Compression Ratio: 12.50:1\n\t\n- OEM Compression Ratio: 11.00:1\n\t\n- Dome Volume: +4.60 cm&sup3;\n\t\n- Compression Height: 23.50mm\n\t\n- Lock Part Number: CW20\n\t\n- Pin Part Number: WP029\n\t\n- Ring Set Part Number: 950ADS-2\n\n**Cross-Reference OEM Part Numbers:**\n\n\t\n- 59030007000","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-ktm-520-525-exc-sx-wossner-8637da-ktm-00-09-hc-59030007000","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/bb8960147902:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/bb8960147902:1"}},"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."]}}