{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"9cd8baa11eb2","name":"PISTON KIT 85-86 RM125 54.00, WOSSNER 8123DA SUZUKI MX 12101-14850","sku":"56-W519+000.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":2,"price":{"amount":121.94,"formatted":"£121.94"},"summary":"Wossner forged piston kit with a 54.00mm bore, designed for Suzuki RM125 models. Features an elliptical design for even load distribution during thermal expansion, improving structural integrity and reducing the risk of piston collapse. Engineered for efficient heat transfer in two-stroke engines. Forged piston construction for increased durability. Elliptical design for consistent bearing surface under heat expansion. Enhanced heat transfer from combustion chamber to cylinder walls. Made in Germany. Includes piston, pin, locks, and ring set. Specifications: Bore Size: 54.00mm, Actual Bore: 53.94mm, Stroke: 54.00mm, Clearance: 0.06mm, Compression Ratio: 2-stroke (Wossner and OEM), Compression Height: 29.50mm, Displacement: 123 cm&sup3;. Cross-Reference OEM Part Numbers: Piston Kit Part No: 56-W519+000.WO, Wossner Piston PN: 8123DA, Lock P/N: CW14, Pin P/N: WP025, Ring Set P/N: RSB5400 (x2), OEM Reference Numbers: 12101-14850, 519M05400.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"54mm"},{"label":"Variant Id","value":"256662"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W519_2B000_2EWO/21da9e6fcf272e92.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W519_2B000_2EWO/21da9e6fcf272e92.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W519_2B000_2EWO/0b4d7944853b2d3d.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W519_2B000_2EWO/4cf0a4f0f069e174.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W519_2B000_2EWO/757231fc120072b3.jpg"],"description":"Wossner forged piston kit with a 54.00mm bore, designed for Suzuki RM125 models. Features an elliptical design for even load distribution during thermal expansion, improving structural integrity and reducing the risk of piston collapse. Engineered for efficient heat transfer in two-stroke engines. Forged piston construction for increased durability. Elliptical design for consistent bearing surface under heat expansion. Enhanced heat transfer from combustion chamber to cylinder walls. Made in Germany. Includes piston, pin, locks, and ring set. Specifications: Bore Size: 54.00mm, Actual Bore: 53.94mm, Stroke: 54.00mm, Clearance: 0.06mm, Compression Ratio: 2-stroke (Wossner and OEM), Compression Height: 29.50mm, Displacement: 123 cm&sup3;. Cross-Reference OEM Part Numbers: Piston Kit Part No: 56-W519+000.WO, Wossner Piston PN: 8123DA, Lock P/N: CW14, Pin P/N: WP025, Ring Set P/N: RSB5400 (x2), OEM Reference Numbers: 12101-14850, 519M05400.","descriptionMarkdown":"### Wossner Forged Piston Kit 54.00mm\n\nUpgrade your motorcycle's performance with this high-quality Wossner forged piston kit. Engineered in Germany, this kit features a 54.00mm bore size and is designed for optimal power and durability in two-stroke engines. The advanced elliptical piston design ensures even load distribution and reduces the risk of piston collapse, even under extreme thermal expansion. This results in improved structural integrity and efficient heat transfer for peak engine operation.\n\n**Key Features:**\n\n \n- Forged piston construction for superior strength and longevity.\n \n- Innovative elliptical design for consistent bearing surface under heat.\n \n- Optimized for efficient heat transfer from the combustion chamber.\n \n- Precision manufacturing in Germany guarantees exceptional quality.\n \n- Complete kit includes piston, pin, locks, and ring set for a straightforward installation.\n\n**Specifications:**\n\n \n- Bore Size: 54.00mm\n \n- Actual Bore: 53.94mm\n \n- Stroke: 54.00mm\n \n- Clearance: 0.06mm\n \n- Compression Ratio: 2-stroke (Wossner and OEM)\n \n- Compression Height: 29.50mm\n \n- Displacement: 123 cm&sup3;","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-85-86-rm125-5400-wossner-8123da-suzuki-mx-12101-14850","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/9cd8baa11eb2:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/9cd8baa11eb2:1"}},"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."]}}