{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"f866b9c3c2c8","name":"PISTON KIT 07-12 SX-F450 97.00, FORGED 8665DA WOSSNER KTM 77330007500","sku":"56-W107.A.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":208.24,"formatted":"£208.24"},"summary":"Wossner 97.00mm forged piston kit designed for strength and precision. This piston kit offers efficient heat transfer to cylinder walls for uniform expansion and reduced localized pressure. The elliptical design distributes thrust loads evenly, preventing piston collapse. Manufactured in Germany. Features include superior strength and durability, optimized heat transfer for improved combustion efficiency, an elliptical design for uniform bearing surface and reduced localized pressure, and precision engineering to prevent piston collapse. Specifications: Bore Size 97.00mm (96.96mm), Standard Size (STD), Displacement 449cc, Stroke 60.80mm, Clearance 0.04mm, Compression Ratio OEM (12.50:1), Dome Volume -2.60cm³, Compression Height 21.30mm, Lock Part Number CW19, Pin Part Number WP037, Ring Set Part Number 970ADS-2, Gasket Part Number D4019, Rod Part Number P4017. Cross-reference OEM Part Numbers: 77330007500, 4937M09700.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"97mm"},{"label":"Variant Id","value":"254535"}],"image":"https://www.oro2u.com/media/catalog/product/s/t/stock53481_1.jpg","images":["https://www.oro2u.com/media/catalog/product/s/t/stock53481_1.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock53481_2.jpg"],"description":"Wossner 97.00mm forged piston kit designed for strength and precision. This piston kit offers efficient heat transfer to cylinder walls for uniform expansion and reduced localized pressure. The elliptical design distributes thrust loads evenly, preventing piston collapse. Manufactured in Germany. Features include superior strength and durability, optimized heat transfer for improved combustion efficiency, an elliptical design for uniform bearing surface and reduced localized pressure, and precision engineering to prevent piston collapse. Specifications: Bore Size 97.00mm (96.96mm), Standard Size (STD), Displacement 449cc, Stroke 60.80mm, Clearance 0.04mm, Compression Ratio OEM (12.50:1), Dome Volume -2.60cm³, Compression Height 21.30mm, Lock Part Number CW19, Pin Part Number WP037, Ring Set Part Number 970ADS-2, Gasket Part Number D4019, Rod Part Number P4017. Cross-reference OEM Part Numbers: 77330007500, 4937M09700.","descriptionMarkdown":"### Wossner Forged Piston Kit 97.00mm for KTM 450cc\n\nUpgrade your KTM's engine performance with this high-quality Wossner forged piston kit. Engineered for exceptional strength and durability, this 97.00mm piston is designed to optimize combustion efficiency and ensure reliable power delivery.\n\n#### Key Features:\n\n\t\n- Wossner Forged Piston: Provides superior strength and longevity for demanding applications.\n\t\n- Optimized Heat Transfer: Promotes efficient heat dissipation to the cylinder walls, leading to uniform expansion and reduced localized pressure.\n\t\n- Elliptical Design: Distributes thrust loads evenly across the bearing surface, effectively preventing piston collapse and ensuring a more stable operation.\n\t\n- Precision Engineered: Manufactured to exacting standards in Germany for peak performance and a precise fit.\n\t\n- Standard Size (STD): Designed as a direct replacement for standard bore sizes.\n\n#### Specifications:\n\n\t\n- Bore Size: 97.00mm (actual measurement 96.96mm)\n\t\n- Displacement: 449cc\n\t\n- Stroke: 60.80mm\n\t\n- Piston Clearance: 0.04mm\n\t\n- Compression Ratio: OEM (12.50:1)\n\t\n- Dome Volume: -2.60cm&sup3;\n\t\n- Compression Height: 21.30mm\n\t\n- Lock Part Number: CW19\n\t\n- Pin Part Number: WP037\n\t\n- Ring Set Part Number: 970ADS-2\n\t\n- Gasket Part Number: D4019\n\t\n- Rod Part Number: P4017\n\n#### Cross-Reference OEM Part Numbers:\n\n\t\n- 77330007500\n\t\n- 4937M09700","weightGrams":null,"fitments":[{"make":"KTM","model":"450 SM R","cc":null,"notes":null,"years":"2008–2012"},{"make":"KTM","model":"450 SMR","cc":null,"notes":null,"years":"2008–2012"},{"make":"KTM","model":"450 SX","cc":null,"notes":null,"years":"2009–2011"},{"make":"KTM","model":"450 SX ATV","cc":null,"notes":null,"years":"2009–2010"},{"make":"KTM","model":"450 SX-F","cc":null,"notes":null,"years":"2007–2012"},{"make":"KTM","model":"450 XC-F","cc":null,"notes":null,"years":"2007–2010"}],"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-07-12-sx-f450-9700-forged-8665da-wossner-ktm-77330007500","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/f866b9c3c2c8:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/f866b9c3c2c8:1"}},"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."]}}