{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"9014f535b107","name":"PISTON KIT 1986 KX125 57.00, WOSSNER 8211D100 KAWASAKI MX","sku":"56-W540.100.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":3,"price":{"amount":125.68,"formatted":"£125.68"},"summary":"Wossner forged piston kit with a 57mm bore (56.94mm actual) and +1.00mm oversize. Designed for high performance and reliability, this piston offers efficient combustion heat transfer and an elliptical profile for even thrust load distribution, minimizing stress and preventing piston collapse. Manufactured in Germany, it is compatible with 2-stroke specifications and includes matched components. Features include forged construction for superior strength, optimized heat dissipation, and an elliptical shape for uniform load distribution under heat expansion. Specifications include a bore size of 57mm (actual 56.94mm), compression height of 29.70mm, clearance of 0.06mm, stroke of 50.60mm, display displacement of 211 cm³, and a 2-stroke compression ratio (Wossner and OEM). Included components are piston Wossner 8211D100, lock CW16, pin WP036, ring set RSB5700, and rod P2037. Weight is 216 grams.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"57mm"},{"label":"Variant Id","value":"256717"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W540_2E100_2EWO/347c0c8f5cfecd85.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W540_2E100_2EWO/347c0c8f5cfecd85.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W540_2E100_2EWO/9d8dab74af340351.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W540_2E100_2EWO/e32d65599775578a.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W540_2E100_2EWO/f10b16caaf89c673.jpg"],"description":"Wossner forged piston kit with a 57mm bore (56.94mm actual) and +1.00mm oversize. Designed for high performance and reliability, this piston offers efficient combustion heat transfer and an elliptical profile for even thrust load distribution, minimizing stress and preventing piston collapse. Manufactured in Germany, it is compatible with 2-stroke specifications and includes matched components. Features include forged construction for superior strength, optimized heat dissipation, and an elliptical shape for uniform load distribution under heat expansion. Specifications include a bore size of 57mm (actual 56.94mm), compression height of 29.70mm, clearance of 0.06mm, stroke of 50.60mm, display displacement of 211 cm³, and a 2-stroke compression ratio (Wossner and OEM). Included components are piston Wossner 8211D100, lock CW16, pin WP036, ring set RSB5700, and rod P2037. Weight is 216 grams.","descriptionMarkdown":"### Wossner Forged Piston Kit 57.00mm Oversize for Kawasaki KX125\n\nUpgrade your Kawasaki KX125 with this high-performance Wossner forged piston kit. Engineered in Germany, this 57.00mm (actual bore 56.94mm) oversize piston is designed for exceptional strength and durability, ensuring reliable performance for your off-road machine.\n\n**Key Features:**\n\n \n- Forged construction for superior strength and longevity.\n \n- Optimized heat dissipation for efficient engine operation and consistent power.\n \n- Elliptical piston profile designed to evenly distribute thrust loads and prevent piston collapse under extreme conditions.\n \n- Manufactured in Germany to exacting standards.\n \n- +1.00mm oversize bore for enhanced engine displacement and performance.\n \n- Suitable for 2-stroke applications.\n\n**Specifications:**\n\n \n- Bore Size: 57.00mm (Actual Measurement: 56.94mm)\n \n- Compression Height: 29.70mm\n \n- Piston Clearance: 0.06mm\n \n- Stroke: 50.60mm\n \n- Displaced Volume: 211 cm&sup3;\n \n- Compression Ratio: Designed for 2-stroke engines (compatible with Wossner and OEM specifications).\n\n**Included Components:**\n\n \n- Wossner Piston (Part Number: 8211D100)\n \n- Lock Rings (Part Number: CW16)\n \n- Piston Pin (Part Number: WP036)\n \n- Ring Set (Part Number: RSB5700)\n \n- Connecting Rod (Part Number: P2037)","weightGrams":null,"fitments":[{"make":"KAWASAKI","model":"KX 125","cc":null,"notes":null,"years":"1985–1986"}],"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-1986-kx125-5700-wossner-8211d100-kawasaki-mx","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/9014f535b107:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/9014f535b107:1"}},"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."]}}