{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"47a3215ca720","name":"PISTON KIT 73-78 CR125 57.00, FORGED WOSSNER 8151D100","sku":"56-W339+1.00.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":125.68,"formatted":"£125.68"},"summary":"Wossner forged piston kit with a 57.00mm bore. This oversized forged piston is +1.00mm for increased durability. It features an elliptical design for even thrust load distribution and optimized heat transfer to cylinder walls. Manufactured in Germany for high performance and reliability. Specifications include a standard bore of 56.94mm, displacement of 123 cm³, stroke of 64.40mm, clearance of 0.06mm, compression ratio of 2-Stroke, and compression height of 32.00mm. Piston Part Number: 8151D100.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"57mm"},{"label":"Variant Id","value":"255451"}],"image":"https://www.oro2u.com/media/catalog/product/s/t/stock54397_1.jpg","images":["https://www.oro2u.com/media/catalog/product/s/t/stock54397_1.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock54397_2.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock54397_3.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock54397_4.jpg"],"description":"Wossner forged piston kit with a 57.00mm bore. This oversized forged piston is +1.00mm for increased durability. It features an elliptical design for even thrust load distribution and optimized heat transfer to cylinder walls. Manufactured in Germany for high performance and reliability. Specifications include a standard bore of 56.94mm, displacement of 123 cm³, stroke of 64.40mm, clearance of 0.06mm, compression ratio of 2-Stroke, and compression height of 32.00mm. Piston Part Number: 8151D100.","descriptionMarkdown":"### Wossner Forged Piston Kit 57.00mm Bore\n\nEnhance the performance and durability of your motorcycle with this Wossner forged piston kit. Engineered with precision in Germany, this piston features a 57.00mm bore and is designed for optimal strength and heat transfer. Its elliptical design ensures even load distribution, reducing localized pressure and preventing piston collapse for extended engine life.\n\n**Key Features:**\n\n\t\n- Oversized forged piston (+1.00mm) for increased durability and performance.\n\t\n- Elliptical design promotes even thrust load distribution, minimizing wear.\n\t\n- Optimized for superior heat transfer to cylinder walls, improving efficiency.\n\t\n- Manufactured in Germany to exacting standards for high performance and reliability.\n\n**Specifications:**\n\n\t\n- Bore Size: 57.00mm\n\t\n- Standard Bore: 56.94mm\n\t\n- Displacement: 123 cm&sup3;\n\t\n- Stroke: 64.40mm\n\t\n- Clearance: 0.06mm\n\t\n- Compression Ratio: 2-Stroke\n\t\n- Compression Height: 32.00mm","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-73-78-cr125-5700-forged-wossner-8151d100","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/47a3215ca720:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/47a3215ca720:1"}},"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."]}}