{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"546f44e58179","name":"PISTON KIT KTM SX144 150 56 B, FORGED WOSSNER 8222DB","sku":"56-W036.B.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":6,"price":{"amount":125.4,"formatted":"£125.40"},"summary":"Wossner forged piston kit for 2-stroke engines. Engineered for superior strength and performance with optimal heat transfer from the combustion chamber to cylinder walls. The elliptical design ensures uniform bearing surface under heat expansion, reducing localized pressure and distributing thrust loads evenly to prevent piston collapse. Manufactured in Germany. Features include forged construction for enhanced durability, optimized heat transfer, elliptical design to prevent localized pressure and piston collapse, and a single-ring configuration for reduced friction and improved performance. Specifications: Bore 55.96 mm, Piston Size 56.01 mm, Displacement 144 cm&sup3;, Stroke 58.50 mm, Clearance 0.05 mm, Compression Ratio 2-stroke (Wossner and OEM). Compression Height 29.50 mm. Cross-reference OEM part numbers: Lock CW15, Pin WP032, Ring Set RSB5600, Rod P2012.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"Variant Id","value":"254352"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W036_2EB_2EWO/ed9eebb0b1e9bef6.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W036_2EB_2EWO/ed9eebb0b1e9bef6.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W036_2EB_2EWO/6052a9f8ca4007ef.jpg"],"description":"Wossner forged piston kit for 2-stroke engines. Engineered for superior strength and performance with optimal heat transfer from the combustion chamber to cylinder walls. The elliptical design ensures uniform bearing surface under heat expansion, reducing localized pressure and distributing thrust loads evenly to prevent piston collapse. Manufactured in Germany. Features include forged construction for enhanced durability, optimized heat transfer, elliptical design to prevent localized pressure and piston collapse, and a single-ring configuration for reduced friction and improved performance. Specifications: Bore 55.96 mm, Piston Size 56.01 mm, Displacement 144 cm&sup3;, Stroke 58.50 mm, Clearance 0.05 mm, Compression Ratio 2-stroke (Wossner and OEM). Compression Height 29.50 mm. Cross-reference OEM part numbers: Lock CW15, Pin WP032, Ring Set RSB5600, Rod P2012.","descriptionMarkdown":"### Wossner Forged Piston Kit for KTM SX 144/150\n\nUpgrade your 2-stroke engine's performance and durability with this high-quality Wossner forged piston kit. Engineered in Germany, Wossner pistons are designed for superior strength, optimal heat transfer, and reliable operation under demanding conditions.\n\nThe unique elliptical design of this piston ensures an even bearing surface even when exposed to extreme heat and expansion. This intelligent design minimizes localized pressure points and distributes thrust loads uniformly, effectively preventing piston collapse and premature wear.\n\nFeaturing a single-ring configuration, this piston kit is designed to reduce friction, leading to improved throttle response and overall engine efficiency.\n\n**Key Features:**\n\n \n- Forged construction for exceptional strength and longevity.\n \n- Advanced elliptical design for uniform bearing surface and even thrust load distribution.\n \n- Optimized heat transfer from the combustion chamber to the cylinder walls.\n \n- Single-ring configuration for reduced friction and enhanced performance.\n \n- Precision manufactured in Germany for guaranteed quality.\n\n**Specifications:**\n\n \n- Bore: 55.96 mm\n \n- Piston Size: 56.01 mm\n \n- Displacement: 144 cm&sup3;\n \n- Stroke: 58.50 mm\n \n- Clearance: 0.05 mm\n \n- Compression Height: 29.50 mm","weightGrams":null,"fitments":[{"make":"KTM","model":"144 SX","cc":null,"notes":null,"years":"2007–2008"},{"make":"KTM","model":"150 SX","cc":null,"notes":null,"years":"2009–2015"},{"make":"KTM","model":"150 XC","cc":null,"notes":null,"years":"2010–2015"},{"make":"KTM","model":"150 XC-W","cc":null,"notes":null,"years":"2010–2015"}],"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-ktm-sx144-150-56-b-forged-wossner-8222db","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/546f44e58179:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/546f44e58179:1"}},"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."]}}