{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"7a9770a6ceeb","name":"PISTON KIT 05-07 CR125 54.00 C, WOSSNER 8170DC HONDA MX","sku":"56-W859.C.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":2,"price":{"amount":115.32,"formatted":"£115.32"},"summary":"Wossner piston kit with 54.00mm bore and 53.97mm piston size, designed for performance in 2-stroke engines. Forged for superior strength and longevity with optimal heat transfer and pressure distribution. Features an elliptical shape for uniform bearing surface under heat expansion, preventing localized pressure and piston collapse. Manufactured in Germany. Specifications: Bore 54.00mm, Piston Size 53.97mm, Compression Ratio 2-stroke, Clearance 0.05mm, Compression Height 28.00mm, Stroke 54.50mm, Displacement 125 cm³. Cross-reference OEM Part Numbers: NAMURA NX-10003, WOSSNER 8170DA, WISECO 859M05400, 13110-KSR-730, 13120-KSR-730, 13111-KV3-000, 13111-KZ4-000, 13121-KSR-731, 94601-15000.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"54.00mm"},{"label":"Variant Id","value":"258084"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W859_2EC_2EWO/c00b6b040ce9bb4f.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W859_2EC_2EWO/c00b6b040ce9bb4f.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W859_2EC_2EWO/9eec98cb2f4e944d.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W859_2EC_2EWO/166d236f0e6e26cf.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W859_2EC_2EWO/43ea68a39bb59249.jpg"],"description":"Wossner piston kit with 54.00mm bore and 53.97mm piston size, designed for performance in 2-stroke engines. Forged for superior strength and longevity with optimal heat transfer and pressure distribution. Features an elliptical shape for uniform bearing surface under heat expansion, preventing localized pressure and piston collapse. Manufactured in Germany. Specifications: Bore 54.00mm, Piston Size 53.97mm, Compression Ratio 2-stroke, Clearance 0.05mm, Compression Height 28.00mm, Stroke 54.50mm, Displacement 125 cm³. Cross-reference OEM Part Numbers: NAMURA NX-10003, WOSSNER 8170DA, WISECO 859M05400, 13110-KSR-730, 13120-KSR-730, 13111-KV3-000, 13111-KZ4-000, 13121-KSR-731, 94601-15000.","descriptionMarkdown":"### Wossner Piston Kit 54.00mm Bore for Performance 2-Stroke Engines\n\n This high-performance Wossner piston kit is engineered for optimal power and longevity in demanding 2-stroke applications. Featuring a precise 54.00mm bore and a 53.97mm piston size, this kit is designed for superior heat transfer and balanced pressure distribution within the combustion chamber.\n\n **Key Features:**\n\n \n- Forged construction for exceptional strength and durability.\n \n- Optimized design for efficient heat transfer from the combustion chamber to the cylinder walls.\n \n- Elliptical piston shape ensures a uniform bearing surface, even under extreme heat expansion.\n \n- Prevents localized pressure buildup and piston collapse for reliable performance.\n \n- Precision manufactured in Germany to meet the highest standards.\n\n **Specifications:**\n\n \n- Bore: 54.00mm\n \n- Piston Size: 53.97mm\n \n- Clearance: 0.05mm\n \n- Compression Height: 28.00mm\n \n- Stroke: 54.50mm\n \n- Displacement: 125 cm&sup3;\n\n **Cross-Reference OEM Part Numbers:**\n\n \n- NAMURA NX-10003\n \n- WOSSNER 8170DA\n \n- WISECO 859M05400\n \n- 13110-KSR-730\n \n- 13120-KSR-730\n \n- 13111-KV3-000\n \n- 13111-KZ4-000\n \n- 13121-KSR-731\n \n- 94601-15000","weightGrams":null,"fitments":[{"make":"GAS-GAS","model":"EC 125","cc":null,"notes":null,"years":"2009–2011"},{"make":"GAS-GAS","model":"ME 125","cc":null,"notes":null,"years":"2000–2011"},{"make":"GASGAS","model":"EC 125","cc":null,"notes":null,"years":"2000–2008"},{"make":"HONDA","model":"CR 125","cc":null,"notes":null,"years":"2004–2007"},{"make":"HONDA","model":"CR 125R","cc":null,"notes":null,"years":"2005–2007"},{"make":"HUSQVARNA","model":"CR 125","cc":null,"notes":null,"years":"1997–2014"},{"make":"HUSQVARNA","model":"SM 125","cc":null,"notes":null,"years":"1998–2014"},{"make":"HUSQVARNA","model":"SM S 125","cc":null,"notes":null,"years":"1998–2014"},{"make":"HUSQVARNA","model":"WR 125","cc":null,"notes":null,"years":"1997–2014"},{"make":"HUSQVARNA","model":"WRE 125","cc":null,"notes":null,"years":"1998–2010"},{"make":"YAMAHA","model":"YZ 125","cc":null,"notes":null,"years":"1997–2001"}],"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-05-07-cr125-5400-c-wossner-8170dc-honda-mx","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/7a9770a6ceeb:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/7a9770a6ceeb: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."]}}