{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"1c54088544f2","name":"PISTON KIT 05-07 CR125 54.00 A, WOSSNER 8170DA HONDA MX 13110-KSR-730","sku":"56-W859.A.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":2,"price":{"amount":115.32,"formatted":"£115.32"},"summary":"Wossner 8170DA standard bore forged piston kit with a 54.00mm diameter. This kit is designed for optimal heat transfer from the combustion chamber to cylinder walls, and features an elliptical design that improves bearing surface and load distribution, preventing localized pressure and reducing the risk of piston collapse. Manufactured in Germany. Specifications include a bore diameter of 54.00 mm, 125 cm&sup3; displacement, 54.50 mm stroke, 0.05 mm clearance, 2-stroke compression ratio (Wossner and OEM specification), and 28.00 mm compression height. This piston kit includes circlip CW15, wrist pin WP032, ring set RSB5400, and connecting rod P2009. Cross-reference OEM part numbers include 13110-KSR-730, 13120-KSR-730, 13111-KV3-000, 13111-KZ4-000, 13121-KSR-731, and 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":"258078"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W859_2EA_2EWO/c00b6b040ce9bb4f.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W859_2EA_2EWO/c00b6b040ce9bb4f.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W859_2EA_2EWO/9eec98cb2f4e944d.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W859_2EA_2EWO/166d236f0e6e26cf.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W859_2EA_2EWO/43ea68a39bb59249.jpg"],"description":"Wossner 8170DA standard bore forged piston kit with a 54.00mm diameter. This kit is designed for optimal heat transfer from the combustion chamber to cylinder walls, and features an elliptical design that improves bearing surface and load distribution, preventing localized pressure and reducing the risk of piston collapse. Manufactured in Germany. Specifications include a bore diameter of 54.00 mm, 125 cm&sup3; displacement, 54.50 mm stroke, 0.05 mm clearance, 2-stroke compression ratio (Wossner and OEM specification), and 28.00 mm compression height. This piston kit includes circlip CW15, wrist pin WP032, ring set RSB5400, and connecting rod P2009. Cross-reference OEM part numbers include 13110-KSR-730, 13120-KSR-730, 13111-KV3-000, 13111-KZ4-000, 13121-KSR-731, and 94601-15000.","descriptionMarkdown":"### Wossner 54.00mm Standard Bore Piston Kit for Honda CR125R\n\nThis Wossner 8170DA standard bore piston kit features a 54.00mm diameter and is designed for Honda CR125R models. Engineered from forged material, this piston kit offers enhanced strength, superior heat dissipation, and exceptional resistance to thermal stress, making it ideal for demanding two-stroke engine applications.\n\n**Key Features:**\n\n\t\n- Standard bore forged piston specifically for Honda CR125R two-stroke engines.\n\t\n- Designed for optimal heat transfer from the combustion chamber to cylinder walls.\n\t\n- Elliptical design enhances bearing surface and improves load distribution.\n\t\n- Helps prevent localized pressure buildup and reduces the risk of piston collapse.\n\t\n- Precision manufactured in Germany for high-quality performance.\n\n**Specifications:**\n\n\t\n- Bore Diameter: 54.00 mm\n\t\n- Stroke: 54.50 mm\n\t\n- Clearance: 0.05 mm\n\t\n- Compression Height: 28.00 mm\n\t\n- Compression Ratio: 2-stroke (Wossner and OEM specification)\n\n**Included Components:**\n\n\t\n- Piston Kit\n\t\n- Circlip: CW15\n\t\n- Wrist Pin: WP032\n\t\n- Ring Set: RSB5400","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-a-wossner-8170da-honda-mx-13110-ksr-730","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/1c54088544f2:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/1c54088544f2:1"}},"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."]}}