{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"13ff0fd9a87e","name":"PISTON KIT 82-85 KX125 57.00, WOSSNER 8210D100 FORGED KIT","sku":"56-W486.100.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":125.4,"formatted":"£125.40"},"summary":"The Wossner 8210D100 forged piston kit features a 57.00mm bore size and is intended for models produced between 1982 and 1985. Crafted in Germany, this piston is designed for optimal heat transfer and uniform load distribution, with an elliptical shape that helps prevent collapse under heat-induced expansion. Features include forged piston for superior strength and durability, engineered for efficient combustion heat transfer to cylinder walls, elliptical design provides even bearing surface under thermal expansion, reduces localized pressure and risk of piston collapse, and manufactured in Germany. Specifications include: Bore 57.00 mm, Display 125 cm³, Hub Stroke 50.60 mm, Clearance 0.06 mm, Compression Height 29.70 mm, Compression Ratio 2-stroke (Wossner and OEM). Cross-reference OEM part numbers: Piston 8210D100, Lock CW16, Pin WP036, Ring Set RSB5700 x 2, Rod P2037, Part No. 56-W486.100.WO.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"57mm"},{"label":"Variant Id","value":"256279"}],"image":"https://www.oro2u.com/media/catalog/product/s/t/stock55225_1.jpg","images":["https://www.oro2u.com/media/catalog/product/s/t/stock55225_1.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock55225_2.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock55225_3.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock55225_4.jpg"],"description":"The Wossner 8210D100 forged piston kit features a 57.00mm bore size and is intended for models produced between 1982 and 1985. Crafted in Germany, this piston is designed for optimal heat transfer and uniform load distribution, with an elliptical shape that helps prevent collapse under heat-induced expansion. Features include forged piston for superior strength and durability, engineered for efficient combustion heat transfer to cylinder walls, elliptical design provides even bearing surface under thermal expansion, reduces localized pressure and risk of piston collapse, and manufactured in Germany. Specifications include: Bore 57.00 mm, Display 125 cm³, Hub Stroke 50.60 mm, Clearance 0.06 mm, Compression Height 29.70 mm, Compression Ratio 2-stroke (Wossner and OEM). Cross-reference OEM part numbers: Piston 8210D100, Lock CW16, Pin WP036, Ring Set RSB5700 x 2, Rod P2037, Part No. 56-W486.100.WO.","descriptionMarkdown":"### Wossner Forged Piston Kit for Kawasaki KX125 (1982-1985)\n\nUpgrade your Kawasaki KX125 with the Wossner 8210D100 forged piston kit. Engineered for superior performance and durability, this piston is crafted in Germany to deliver optimal heat transfer and uniform load distribution. Its innovative elliptical design helps prevent piston collapse under extreme heat, ensuring reliable operation and extended engine life.\n\n**Key Features:**\n\n\t\n- Forged Piston: Provides exceptional strength and longevity compared to cast pistons.\n\t\n- Optimized Heat Transfer: Designed to efficiently transfer combustion heat to cylinder walls, promoting consistent engine temperatures.\n\t\n- Elliptical Design: Features an elliptical shape that maintains an even bearing surface during thermal expansion, reducing localized pressure.\n\t\n- Reduced Piston Collapse: The advanced design minimizes the risk of piston failure under high heat conditions.\n\t\n- German Engineering: Manufactured with precision and quality in Germany.\n\n**Specifications:**\n\n\t\n- Bore Size: 57.00 mm\n\t\n- Displacement: 125 cm&sup3;\n\t\n- Hub Stroke: 50.60 mm\n\t\n- Piston Clearance: 0.06 mm\n\t\n- Compression Height: 29.70 mm\n\t\n- Compression Ratio: Compatible with 2-stroke Wossner and OEM specifications.","weightGrams":null,"fitments":[{"make":"KAWASAKI","model":"KX 125","cc":null,"notes":null,"years":"1982–1985"}],"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-82-85-kx125-5700-wossner-8210d100-forged-kit","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/13ff0fd9a87e:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/13ff0fd9a87e: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."]}}