{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"b629af73d08e","name":"PISTON KIT 09-11 KTM400 EXC 95, PROX 01.6439.B HUSQVARNA","sku":"56-W4739.B.PX","brand":"Pro-X Racing","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":2,"price":{"amount":238.62,"formatted":"£238.62"},"summary":"ProX Piston Kit 88.00 mm Bore 4-Stroke. Includes piston rings, wrist pin, and circlips. Precision machined using state-of-the-art CNC equipment with a low-expansion, low-friction piston alloy. Features an OEM-style tin coating for break-in assistance. Replacements parts. Kit includes ProX Ring Set 02.6429, ProX Pin 04.1947.5, and ProX Clips 05.1912. Part number 01.6439.B.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"95mm"},{"label":"Variant Id","value":"256022"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W4739_2EB_2EPX/8161a1fb838b8ad5.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W4739_2EB_2EPX/8161a1fb838b8ad5.jpg"],"description":"ProX Piston Kit 88.00 mm Bore 4-Stroke. Includes piston rings, wrist pin, and circlips. Precision machined using state-of-the-art CNC equipment with a low-expansion, low-friction piston alloy. Features an OEM-style tin coating for break-in assistance. Replacements parts. Kit includes ProX Ring Set 02.6429, ProX Pin 04.1947.5, and ProX Clips 05.1912. Part number 01.6439.B.","descriptionMarkdown":"### ProX Piston Kit - 88.00 mm Bore\n\nUpgrade your motorcycle's performance with this ProX Piston Kit, designed for optimal engine function. This kit provides a direct replacement for your original piston, ensuring a precise fit and reliable operation. Each ProX Piston Kit is manufactured using advanced CNC machining technology and a high-quality, low-expansion, low-friction piston alloy, mirroring the materials used by major Japanese engine manufacturers.\n\nThis comprehensive kit includes everything you need for a seamless installation:\n\n \n- ProX Piston\n \n- Piston Rings\n \n- Wrist Pin\n \n- Circlips\n\nFeaturing an OEM-style tin coating, this piston aids in a smooth break-in process, helping your engine perform at its best from the start. All components are precision-engineered for durability and performance. Replacement parts for this kit are also available, including ProX Ring Set 02.6429, ProX Pin 04.1947.5, and ProX Clips 05.1912.\n\n**Key Features:**\n\n \n- Precise 88.00 mm bore size for specific engine applications.\n \n- Constructed from a superior low-expansion, low-friction alloy.\n \n- Includes all necessary components: piston, rings, wrist pin, and circlips.\n \n- OEM-style tin coating for enhanced break-in.\n \n- Manufactured using state-of-the-art CNC equipment.\n \n- Designed for reliable performance and longevity.","weightGrams":null,"fitments":[{"make":"HUSABERG","model":"FE 390","cc":null,"notes":null,"years":"2010–2012"},{"make":"KTM","model":"400 EXC","cc":null,"notes":null,"years":"2009–2011"}],"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-09-11-ktm400-exc-95-prox-016439b-husqvarna","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/b629af73d08e:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/b629af73d08e: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."]}}