{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"a7a94e368a4c","name":"PISTON KIT 1987 KX125 56.50, WOSSNER 8128D050 KAWASAKI MX","sku":"56-W555+050.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":false,"stock":0,"price":{"amount":122.21,"formatted":"£122.21"},"summary":"Wossner 56.50mm (+0.50 oversize) forged piston kit manufactured in Germany for two-stroke applications. Features advanced German engineering for optimal combustion heat transfer and structural integrity. The elliptical piston design improves load distribution, reducing stress and piston collapse. Bore: 56.50mm, Actual diameter: 56.44mm, Displacement: 125 cm&sup3;, Stroke: 50.60mm, Clearance: 0.06mm, Compression height: 29.50mm, Compression ratio: 2-stroke. Kit includes piston, lock CW16, pin WP036, ring set RSB5650, and connecting rod P2037. Part number 56-W555+050.WO. Weight 262g.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"56.5mm"},{"label":"Variant Id","value":"256782"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W555_2B050_2EWO/8021805fcaf43b02.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W555_2B050_2EWO/8021805fcaf43b02.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W555_2B050_2EWO/8b11d73a8b79403f.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W555_2B050_2EWO/97dd3c081245cf5c.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W555_2B050_2EWO/c59b36800bdcbf9c.jpg"],"description":"Wossner 56.50mm (+0.50 oversize) forged piston kit manufactured in Germany for two-stroke applications. Features advanced German engineering for optimal combustion heat transfer and structural integrity. The elliptical piston design improves load distribution, reducing stress and piston collapse. Bore: 56.50mm, Actual diameter: 56.44mm, Displacement: 125 cm&sup3;, Stroke: 50.60mm, Clearance: 0.06mm, Compression height: 29.50mm, Compression ratio: 2-stroke. Kit includes piston, lock CW16, pin WP036, ring set RSB5650, and connecting rod P2037. Part number 56-W555+050.WO. Weight 262g.","descriptionMarkdown":"### Wossner Forged Piston Kit 56.50mm Oversize\n\nElevate your engine's performance with this Wossner forged piston kit. Engineered with advanced German precision, this kit is designed to optimize combustion heat transfer and enhance structural integrity, even under the most demanding high-stress conditions. The innovative elliptical piston design significantly improves load distribution, effectively reducing the risk of localized stress points and potential piston collapse. This kit is specifically suited for two-stroke applications and includes all necessary matching components for a precise installation and peak performance.\n\n#### Key Features:\n\n \n- Forged piston construction for superior strength and durability.\n \n- Elliptical design ensures a uniform bearing surface, adapting to heat expansion.\n \n- Optimized for even thrust load distribution, promoting smoother operation.\n \n- Engineered to efficiently transfer combustion heat to cylinder walls.\n \n- Proudly manufactured in Germany.\n\n#### Specifications:\n\n \n- Bore: 56.50mm\n \n- Actual Diameter: 56.44mm\n \n- Clearance: 0.06mm\n \n- Compression Height: 29.50mm\n \n- Compression Ratio: Two-stroke\n\n#### Included Components:\n\n \n- Piston Kit Part Number: 56-W555+\n \n- Lock: CW16\n \n- Pin: WP036\n \n- Ring Set: RSB5650\n \n- Connecting Rod: P2037","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-1987-kx125-5650-wossner-8128d050-kawasaki-mx","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."]}}